| Principal Amount (000) | Description (1) | Optional Call Provisions (2) | Ratings (3) | Value | ||
| LONG-TERM INVESTMENTS – 154.0% (99.6% of Total Investments) | ||||||
| MUNICIPAL BONDS – 154.0% (99.6% of Total Investments) | ||||||
| Alabama – 1.0% (0.7% of Total Investments) | ||||||
| $4,250 | Infirmary Health System Special Care Facilities Financing Authority of Mobile, Alabama, Revenue Bonds, Infirmary Health System, Inc, Series 2016A, 5.000%, 2/01/41 | 2/26 at 100.00 | BBB+ | $4,879,638 | ||
| 20,675 | Lower Alabama Gas District, Alabama, Gas Project Revenue Bonds, Series 2016A, 5.000%, 9/01/46 | No Opt. Call | A3 | 29,947,117 | ||
| 4,900 | Mobile Spring Hill College Educational Building Authority, Alabama, Revenue Bonds, Spring Hill College Project, Series 2015, 5.875%, 4/15/45 | 4/25 at 100.00 | N/R | 5,285,973 | ||
| 5,310 | Tuscaloosa County Industrial Development Authority, Alabama, Gulf Opportunity Zone Bonds, Hunt Refining Project, Refunding Series 2019A, 5.250%, 5/01/44, 144A | 5/29 at 100.00 | N/R | 6,216,364 | ||
| 35,135 | Total Alabama | 46,329,092 | ||||
| Alaska – 0.6% (0.4% of Total Investments) | ||||||
| Northern Tobacco Securitization Corporation, Alaska, Tobacco Settlement Asset-Backed Bonds, Series 2006A: | ||||||
| 17,040 | 5.000%, 6/01/32 | 2/20 at 100.00 | B3 | 17,064,367 | ||
| 10,070 | 5.000%, 6/01/46 | 2/20 at 100.00 | B3 | 10,093,967 | ||
| 27,110 | Total Alaska | 27,158,334 | ||||
| Arizona – 1.8% (1.2% of Total Investments) | ||||||
| 1,460 | Apache County Industrial Development Authority, Arizona, Pollution Control Revenue Bonds, Tucson Electric Power Company, Series 20102A, 4.500%, 3/01/30 | 3/22 at 100.00 | A- | 1,537,395 | ||
| 3,815 | Arizona Board of Regents, University of Arizona, SPEED Revenue Bonds, Stimulus Plan for Economic and Educational Development, Refunding Series 2020A, 4.000%, 8/01/44 (WI/DD, Settling 2/26/20) | 8/30 at 100.00 | A+ | 4,462,520 | ||
| 1,025 | Arizona Industrial Development Authority, Arizona, Education Revenue Bonds, Academies of Math & Science Projects, Series 2017A, 5.000%, 7/01/51 | 7/27 at 100.00 | AA- | 1,191,347 | ||
| 7,115 | Lake Havasu City, Arizona, Wastewater System Revenue Bonds, Refunding Senior Lien Series 2015B, 5.000%, 7/01/43 – AGM Insured | 7/25 at 100.00 | A2 | 8,289,758 | ||
| 1,315 | Maricopa County Industrial Development Authority, Arizona, Hospital Revenue Bonds, HonorHealth, Series 2019A, 5.000%, 9/01/42 | 9/28 at 100.00 | A2 | 1,610,599 | ||
| 5,135 | Maricopa County Industrial Development Authority, Arizona, Revenue Bonds, Banner Health, Refunding Series 2016A, 4.000%, 1/01/36 | 1/27 at 100.00 | AA- | 5,791,869 | ||
| 7,780 | Phoenix Civic Improvement Corporation, Arizona, Airport Revenue Bonds, Junior Lien Series 2010A, 5.000%, 7/01/40 (Pre-refunded 7/01/20) | 7/20 at 100.00 | A+ (4) | 7,910,626 | ||
| 5,500 | Phoenix Civic Improvement Corporation, Arizona, Airport Revenue Bonds, Junior Lien Series 2019A, 4.000%, 7/01/44 | 7/29 at 100.00 | A+ | 6,326,760 | ||
| Phoenix Civic Improvement Corporation, Arizona, Revenue Bonds, Civic Plaza Expansion Project, Series 2005B: | ||||||
| 6,545 | 5.500%, 7/01/37 – FGIC Insured | No Opt. Call | AA | 9,973,533 | ||
| 10,000 | 5.500%, 7/01/40 – FGIC Insured | No Opt. Call | AA | 15,564,200 |
| NEA | Nuveen AMT-Free Quality Municipal Income Fund (continued) |
| Portfolio of Investments January 31, 2020 | |
| (Unaudited) |
| Principal Amount (000) | Description (1) | Optional Call Provisions (2) | Ratings (3) | Value | ||
| Arizona (continued) | ||||||
| $3,000 | Queen Creek, Arizona, Excise Tax & State Shared Revenue Obligation Bonds, Series 2018A, 5.000%, 8/01/47 | 8/28 at 100.00 | AA | $3,709,350 | ||
| 11,080 | Salt Verde Financial Corporation, Arizona, Senior Gas Revenue Bonds, Citigroup Energy Inc Prepay Contract Obligations, Series 2007, 5.000%, 12/01/37 | No Opt. Call | BBB+ | 15,369,843 | ||
| 63,770 | Total Arizona | 81,737,800 | ||||
| Arkansas – 0.1% (0.1% of Total Investments) | ||||||
| 5,080 | Independence County, Arkansas, Hydroelectric Power Revenue Bonds, Series 2003, 5.350%, 5/01/28 – ACA Insured | 3/20 at 100.00 | N/R | 5,080,660 | ||
| California – 10.9% (7.0% of Total Investments) | ||||||
| 22,880 | Alameda Corridor Transportation Authority, California, Revenue Bonds, Senior Lien Series 1999A, 0.000%, 10/01/32 – NPFG Insured | No Opt. Call | A- | 17,173,957 | ||
| 4,225 | Alameda Unified School District, Alameda County, California, General Obligation Bonds, Series 2005B, 0.000%, 8/01/28 – AGM Insured | No Opt. Call | AA | 3,720,662 | ||
| 15,870 | Anaheim Public Financing Authority, California, Lease Revenue Bonds, Public Improvement Project, Series 1997C, 0.000%, 9/01/20 – AGM Insured | No Opt. Call | A2 | 15,777,478 | ||
| 3,450 | Antelope Valley Joint Union High School District, Los Angeles and Kern Counties, California, General Obligation Bonds, Series 2004B, 0.000%, 8/01/29 – NPFG Insured | No Opt. Call | Aa3 | 2,913,628 | ||
| Bay Area Toll Authority, California, Revenue Bonds, San Francisco Bay Area Toll Bridge, Series 2013S-4: | ||||||
| 5,000 | 5.000%, 4/01/38 (Pre-refunded 4/01/23) | 4/23 at 100.00 | A1 (4) | 5,672,050 | ||
| 6,500 | 5.250%, 4/01/53 (Pre-refunded 4/01/23) | 4/23 at 100.00 | A1 (4) | 7,424,365 | ||
| 10,000 | Bay Area Toll Authority, California, Revenue Bonds, San Francisco Bay Area Toll Bridge, Series 2014F-1, 5.000%, 4/01/54 (Pre-refunded 4/01/24) | 4/24 at 100.00 | Aa3 (4) | 11,763,700 | ||
| 8,000 | Beverly Hills Unified School District, Los Angeles County, California, General Obligation Bonds, Series 2009, 0.000%, 8/01/33 | No Opt. Call | AA+ | 6,301,600 | ||
| Burbank Unified School District, Los Angeles County, California, General Obligation Bonds, Series 2015A: | ||||||
| 2,250 | 0.000%, 8/01/32 (5) | 2/25 at 100.00 | A+ | 2,223,855 | ||
| 1,350 | 0.000%, 8/01/33 (5) | 2/25 at 100.00 | A+ | 1,330,749 | ||
| 7,845 | California County Tobacco Securitization Agency, Tobacco Settlement Asset-Backed Bonds, Los Angeles County Securitization Corporation, Series 2006A, 5.600%, 6/01/36 | 2/20 at 100.00 | B2 | 7,952,320 | ||
| California Educational Facilities Authority, Revenue Refunding Bonds, Loyola Marymount University, Series 2001A: | ||||||
| 3,255 | 0.000%, 10/01/23 – NPFG Insured | No Opt. Call | A2 | 3,118,355 | ||
| 5,890 | 0.000%, 10/01/24 – NPFG Insured | No Opt. Call | A2 | 5,550,913 | ||
| 7,615 | 0.000%, 10/01/25 – NPFG Insured | No Opt. Call | A2 | 7,037,935 | ||
| 1,350 | 0.000%, 10/01/39 – NPFG Insured | No Opt. Call | A2 | 818,924 | ||
| 3,330 | California Health Facilities Financing Authority, Refunding Revenue Bonds, Stanford Hospital and Clinics, Series 2008A-2 RMKT, 5.250%, 11/15/40 (Pre-refunded 11/15/21) | 11/21 at 100.00 | AA- (4) | 3,596,367 | ||
| California Health Facilities Financing Authority, Revenue Bonds, Lucile Salter Packard Children's Hospital, Series 2012A: | ||||||
| 3,000 | 5.000%, 8/15/51 (UB) (6) | 8/22 at 100.00 | A+ | 3,233,280 | ||
| 10,000 | 5.000%, 8/15/51 (6) | 8/22 at 100.00 | A+ | 10,777,600 |
| Principal Amount (000) | Description (1) | Optional Call Provisions (2) | Ratings (3) | Value | ||
| California (continued) | ||||||
| $530 | California Health Facilities Financing Authority, Revenue Bonds, Saint Joseph Health System, Series 2013A, 5.000%, 7/01/37 | 7/23 at 100.00 | AA- | $595,450 | ||
| 1,710 | California Health Facilities Financing Authority, Revenue Bonds, Scripps Health, Series 2012A, 5.000%, 11/15/40 | 11/21 at 100.00 | Aa3 | 1,820,415 | ||
| California Health Facilities Financing Authority, Revenue Bonds, Stanford Hospitals and Clinics, Tender Option Bond Trust 2016-XG0049: | ||||||
| 485 | 8.635%, 8/15/51, 144A (IF) (6) | 8/22 at 100.00 | AA- | 576,757 | ||
| 525 | 8.642%, 8/15/51, 144A (IF) (6) | 8/22 at 100.00 | AA- | 624,414 | ||
| 1,285 | 8.642%, 8/15/51, 144A (IF) (6) | 8/22 at 100.00 | AA- | 1,528,328 | ||
| 1,500 | California Municipal Finance Authority, Revenue Bonds, Eisenhower Medical Center, Refunding Series 2017A, 5.000%, 7/01/42 | 7/27 at 100.00 | BBB- | 1,768,305 | ||
| 2,330 | California Municipal Finance Authority, Revenue Bonds, Eisenhower Medical Center, Series 2010A, 5.750%, 7/01/40 (Pre-refunded 7/01/20) | 7/20 at 100.00 | Baa2 (4) | 2,376,996 | ||
| 965 | California Public Finance Authority, Revenue Bonds, Henry Mayo Newhall Hospital, Series 2017, 5.000%, 10/15/47 | 10/26 at 100.00 | BBB- | 1,102,339 | ||
| 2,930 | California State Public Works Board, Lease Revenue Bonds, Various Capital Projects, Series 2013I, 5.000%, 11/01/38 | 11/23 at 100.00 | A+ | 3,322,620 | ||
| 5,000 | California State, General Obligation Bonds, Refunding Various Purpose Series 2017, 4.000%, 8/01/36 | 8/26 at 100.00 | AA- | 5,747,500 | ||
| 5 | California State, General Obligation Bonds, Series 2004, 5.000%, 4/01/31 – AMBAC Insured | 3/20 at 100.00 | AA- | 5,016 | ||
| California State, General Obligation Bonds, Various Purpose Series 2010: | ||||||
| 7,000 | 5.250%, 3/01/30 | 3/20 at 100.00 | AA- | 7,024,710 | ||
| 4,250 | 5.250%, 11/01/40 | 11/20 at 100.00 | AA- | 4,388,210 | ||
| 10,000 | California State, General Obligation Bonds, Various Purpose Series 2011, 5.000%, 10/01/41 | 10/21 at 100.00 | AA- | 10,654,700 | ||
| 9,130 | California Statewide Communities Development Authority, California, Revenue Bonds, Loma Linda University Medical Center, Series 2018A, 5.500%, 12/01/58, 144A | 6/28 at 100.00 | BB- | 10,855,753 | ||
| 10,000 | California Statewide Communities Development Authority, Revenue Bonds, Sutter Health, Series 2011A, 6.000%, 8/15/42 (Pre-refunded 8/15/20) | 8/20 at 100.00 | A+ (4) | 10,280,200 | ||
| California Statewide Community Development Authority, Revenue Bonds, Daughters of Charity Health System, Series 2005A: | ||||||
| 3,895 | 5.750%, 7/01/30 (7) | 3/20 at 100.00 | N/R | 3,062,600 | ||
| 5,000 | 5.750%, 7/01/35 (7) | 3/20 at 100.00 | N/R | 3,931,450 | ||
| 6,000 | 5.500%, 7/01/39 (7) | 3/20 at 100.00 | N/R | 4,717,740 | ||
| 10,445 | Castaic Lake Water Agency, California, Certificates of Participation, Water System Improvement Project, Series 1999a, 0.000%, 8/01/29 – AMBAC Insured | No Opt. Call | AA | 8,904,467 | ||
| 4,775 | Clovis Unified School District, Fresno County, California, General Obligation Bonds, Series 2001A, 0.000%, 8/01/25 – FGIC Insured (ETM) | No Opt. Call | Baa2 (4) | 4,525,411 | ||
| 3,330 | Contra Costa Community College District, Contra Costa County, California, General Obligation Bonds, Election of 2006, Series 2013, 5.000%, 8/01/38 (Pre-refunded 8/01/23) | 8/23 at 100.00 | AA+ (4) | 3,824,305 | ||
| 7,775 | Foothill/Eastern Transportation Corridor Agency, California, Toll Road Revenue Bonds, Refunding Senior Lien Series 2015A, 0.000%, 1/15/34 – AGM Insured | No Opt. Call | BBB | 5,605,930 |
| NEA | Nuveen AMT-Free Quality Municipal Income Fund (continued) |
| Portfolio of Investments January 31, 2020 | |
| (Unaudited) |
| Principal Amount (000) | Description (1) | Optional Call Provisions (2) | Ratings (3) | Value | ||
| California (continued) | ||||||
| Foothill/Eastern Transportation Corridor Agency, California, Toll Road Revenue Bonds, Refunding Series 2013A: | ||||||
| $910 | 0.000%, 1/15/42 (5) | 1/31 at 100.00 | Baa2 | $991,855 | ||
| 3,350 | 5.750%, 1/15/46 | 1/24 at 100.00 | Baa2 | 3,882,817 | ||
| 8,350 | 6.000%, 1/15/49 (Pre-refunded 1/15/24) | 1/24 at 100.00 | Baa2 (4) | 10,069,933 | ||
| 30,000 | Foothill/Eastern Transportation Corridor Agency, California, Toll Road Revenue Bonds, Series 1995A, 0.000%, 1/01/21 (ETM) | No Opt. Call | AA+ (4) | 29,772,300 | ||
| 3,120 | Fullerton Public Financing Authority, California, Tax Allocation Revenue Bonds, Series 2005, 5.000%, 9/01/27 – AMBAC Insured | 9/20 at 100.00 | A | 3,195,005 | ||
| 10,000 | Golden State Tobacco Securitization Corporation, California, Tobacco Settlement Asset-Backed Bonds, Senior Convertible Series 2007A-2, 5.300%, 6/01/37 | 6/22 at 100.00 | B- | 10,569,200 | ||
| 8,150 | Golden State Tobacco Securitization Corporation, California, Tobacco Settlement Asset-Backed Bonds, Series 2018A-1, 5.000%, 6/01/47 | 6/22 at 100.00 | N/R | 8,543,237 | ||
| 10,170 | Golden State Tobacco Securitization Corporation, California, Tobacco Settlement Asset-Backed Bonds, Series 2018A-2, 5.000%, 6/01/47 | 6/22 at 100.00 | N/R | 10,660,702 | ||
| 3,850 | Grossmont Healthcare District, California, General Obligation Bonds, Series 2011B, 6.125%, 7/15/40 (Pre-refunded 7/15/21) | 7/21 at 100.00 | Aaa (4) | 4,148,452 | ||
| 5,000 | Huntington Beach Union High School District, Orange County, California, General Obligation Bonds, Series 2007, 0.000%, 8/01/32 – FGIC Insured | No Opt. Call | AA- | 3,888,850 | ||
| 3,040 | Kern Community College District, California, General Obligation Bonds, Safety, Repair & Improvement, Election 2002 Series 2006, 0.000%, 11/01/23 – AGM Insured | No Opt. Call | AA | 2,910,587 | ||
| 1,500 | Lincoln Unified School District, Placer County, California, Community Facilities District 1, Special Tax Bonds, Series 2005, 0.000%, 9/01/26 – AMBAC Insured | No Opt. Call | N/R | 1,255,620 | ||
| 95 | Los Angeles Department of Water and Power, California, Electric Plant Revenue Bonds, Second Series 1993, 4.750%, 10/15/20 (ETM) | 3/20 at 100.00 | N/R (4) | 95,295 | ||
| 995 | Los Angeles Department of Water and Power, California, Electric Plant Revenue Bonds, Series 1994, 5.375%, 2/15/34 (ETM) | 3/20 at 100.00 | N/R (4) | 998,652 | ||
| 10,000 | Los Angeles Department of Water and Power, California, Waterworks Revenue Bonds, Series 2011A, 5.000%, 7/01/41 | 1/21 at 100.00 | Aa2 | 10,370,000 | ||
| 2,490 | Madera Unified School District, Madera County, California, General Obligation Bonds, Election 2002 Series 2005, 0.000%, 8/01/27 – NPFG Insured | No Opt. Call | Baa2 | 2,219,287 | ||
| 10,335 | Mount San Antonio Community College District, Los Angeles County, California, General Obligation Bonds, Election of 2008, Series 2013A, 0.000%, 8/01/43 (5) | 8/35 at 100.00 | AA | 10,786,123 | ||
| 5,500 | M-S-R Energy Authority, California, Gas Revenue Bonds, Citigroup Prepay Contracts, Series 2009B, 6.500%, 11/01/39 | No Opt. Call | BBB+ | 8,955,815 | ||
| 455 | Mt Diablo Hospital District, California, Insured Hospital Revenue Bonds, Series 1993A, 5.125%, 12/01/23 – AMBAC Insured (ETM) | No Opt. Call | N/R (4) | 497,875 | ||
| 14,100 | New Haven Unified School District, California, General Obligation Bonds, Refunding Series 2009, 0.000%, 8/01/34 – AGC Insured | No Opt. Call | Aa3 | 10,363,077 | ||
| 3,515 | Newport Beach, California, Revenue Bonds, Hoag Memorial Hospital Presbyterian, Series 2011A, 5.875%, 12/01/30 (Pre-refunded 12/01/21) | 12/21 at 100.00 | N/R (4) | 3,839,540 | ||
| 2,500 | Norwalk La Mirada Unified School District, Los Angeles County, California, General Obligation Bonds, Election 2002 Series 2005B, 0.000%, 8/01/29 | No Opt. Call | Aa3 | 2,117,275 |
| Principal Amount (000) | Description (1) | Optional Call Provisions (2) | Ratings (3) | Value | ||
| California (continued) | ||||||
| $3,880 | Ontario Redevelopment Financing Authority, San Bernardino County, California, Revenue Bonds, Redevelopment Project 1, Refunding Series 1995, 7.400%, 8/01/25 – NPFG Insured | No Opt. Call | Baa2 | $4,436,159 | ||
| Orange County Water District, California, Revenue Certificates of Participation, Series 2003B: | ||||||
| 1,490 | 5.000%, 8/15/34 – NPFG Insured (ETM) | No Opt. Call | Aa1 (4) | 2,056,126 | ||
| 1,745 | 5.000%, 8/15/34 (Pre-refunded 8/15/32) – NPFG Insured | 8/32 at 100.00 | N/R (4) | 2,484,391 | ||
| 1,000 | Pajaro Valley Unified School District, Santa Cruz County, California, General Obligation Bonds, Series 2005B, 0.000%, 8/01/29 – AGM Insured | No Opt. Call | AA | 846,910 | ||
| 5,000 | Palomar Pomerado Health Care District, California, Certificates of Participation, Series 2010, 6.000%, 11/01/30 (Pre-refunded 11/01/20) | 11/20 at 100.00 | Ba1 (4) | 5,191,800 | ||
| 2,000 | Palomar Pomerado Health, California, General Obligation Bonds, Capital Appreciation, Election of 2004, Series 2007A, 0.000%, 8/01/24 – NPFG Insured | No Opt. Call | BBB- | 1,878,780 | ||
| 9,320 | Palomar Pomerado Health, California, General Obligation Bonds, Series 2009A, 0.000%, 8/01/33 – AGC Insured | No Opt. Call | BBB- | 6,903,883 | ||
| 3,270 | Pomona, California, GNMA/FHLMC Collateralized Single Family Mortgage Revenue Refunding Bonds, Series 1990B, 7.500%, 8/01/23 (ETM) | No Opt. Call | AA+ (4) | 3,638,398 | ||
| 1,800 | Rialto Unified School District, San Bernardino County, California, General Obligation Bonds, Series 2011A, 0.000%, 8/01/28 | No Opt. Call | Aa3 | 1,561,284 | ||
| 1,000 | Rim of the World Unified School District, San Bernardino County, California, General Obligation Bonds, Series 2011C, 5.000%, 8/01/38 (Pre-refunded 8/01/21) – AGM Insured | 8/21 at 100.00 | A2 (4) | 1,064,160 | ||
| 760 | Riverside County Transportation Commission, California, Toll Revenue Senior Lien Bonds, Series 2013A, 5.750%, 6/01/44 | 6/23 at 100.00 | BBB | 853,594 | ||
| 3,240 | San Bernardino, California, GNMA Mortgage-Backed Securities Program Single Family Mortgage Revenue Refunding Bonds, Series 1990A, 7.500%, 5/01/23 (ETM) | No Opt. Call | AA+ (4) | 3,600,644 | ||
| 2,250 | San Buenaventura, California, Revenue Bonds, Community Memorial Health System, Series 2011, 7.500%, 12/01/41 | 12/21 at 100.00 | BB | 2,471,602 | ||
| 4,000 | San Francisco Airports Commission, California, Revenue Bonds, San Francisco International Airport, Governmental Purpose, Second Series 2013B, 5.000%, 5/01/43 | 5/23 at 100.00 | A+ | 4,467,640 | ||
| San Joaquin Hills Transportation Corridor Agency, Orange County, California, Toll Road Revenue Bonds, Refunding Senior Lien Series 2014A: | ||||||
| 10,595 | 5.000%, 1/15/44 | 1/25 at 100.00 | BBB | 12,176,622 | ||
| 32,725 | 5.000%, 1/15/50 | 1/25 at 100.00 | BBB | 37,420,056 | ||
| 7,210 | San Joaquin Hills Transportation Corridor Agency, Orange County, California, Toll Road Revenue Bonds, Refunding Series 1997A, 0.000%, 1/15/23 – NPFG Insured | No Opt. Call | Baa2 | 6,876,537 | ||
| 2,965 | San Juan Unified School District, Sacramento County, California, General Obligation Bonds, Series 2004A, 0.000%, 8/01/28 – NPFG Insured | No Opt. Call | A+ | 2,595,709 | ||
| 4,455 | San Mateo County Community College District, California, General Obligation Bonds, Series 2006A, 0.000%, 9/01/21 – NPFG Insured | No Opt. Call | AAA | 4,394,590 | ||
| 4,005 | San Mateo Union High School District, San Mateo County, California, General Obligation Bonds, Election of 2000, Series 2002B, 0.000%, 9/01/26 – FGIC Insured | No Opt. Call | AA+ | 3,679,554 | ||
| 15,750 | San Ysidro School District, San Diego County, California, General Obligation Bonds, 1997 Election Series 2012G, 0.000%, 8/01/39 – AGM Insured | No Opt. Call | AA | 9,242,887 |
| NEA | Nuveen AMT-Free Quality Municipal Income Fund (continued) |
| Portfolio of Investments January 31, 2020 | |
| (Unaudited) |
| Principal Amount (000) | Description (1) | Optional Call Provisions (2) | Ratings (3) | Value | ||
| California (continued) | ||||||
| San Ysidro School District, San Diego County, California, General Obligation Bonds, Refunding Series 2015: | ||||||
| $5,000 | 0.000%, 8/01/46 | 8/25 at 32.80 | A2 | $1,441,950 | ||
| 6,570 | 0.000%, 8/01/47 | 8/25 at 30.90 | A2 | 1,784,281 | ||
| 1,530 | Tobacco Securitization Authority of Northern California, Tobacco Settlement Asset-Backed Bonds, Series 2005A-1, 4.750%, 6/01/23 | 2/20 at 100.00 | BBB | 1,546,754 | ||
| 2,630 | Union Elementary School District, Santa Clara County, California, General Obligation Bonds, Series 2001B, 0.000%, 9/01/25 – FGIC Insured | No Opt. Call | Baa2 | 2,463,547 | ||
| 3,900 | West Hills Community College District, California, General Obligation Bonds, School Facilities Improvement District 3, 2008 Election Series 2011, 6.500%, 8/01/41 (Pre-refunded 8/01/21) – AGM Insured | 8/21 at 100.00 | A2 (4) | 4,235,673 | ||
| 496,190 | Total California | 483,076,382 | ||||
| Colorado – 10.2% (6.6% of Total Investments) | ||||||
| 1,365 | Aerotropolis Regional Transportation Authority, Colorado, Special Revenue Bonds, Series 2019, 5.000%, 12/01/51 | 12/24 at 102.00 | N/R | 1,449,098 | ||
| 500 | Blue Lake Metropolitan District 2 , Lochbuie, Colorado, Limited Tax General Obligation Bonds, Series 2016A, 5.750%, 12/01/46 | 12/21 at 103.00 | N/R | 523,545 | ||
| Centerra Metropolitan District 1, Loveland, Colorado, Special Revenue Bonds, Refunding & Improvement Series 2017: | ||||||
| 1,575 | 5.000%, 12/01/37, 144A | 12/22 at 103.00 | N/R | 1,679,895 | ||
| 3,620 | 5.000%, 12/01/47, 144A | 12/22 at 103.00 | N/R | 3,835,788 | ||
| 1,060 | Centerra Metropolitan District No 1, In the City of Loveland, Larimer County, Colorado, Special Revenue Improvement Bonds, Series 2018, 5.250%, 12/01/48 | 12/23 at 103.00 | N/R | 1,136,193 | ||
| 1,250 | Central Platte Valley Metropolitan District, Colorado, General Obligation Bonds, Refunding Series 2013A, 5.375%, 12/01/33 | 12/23 at 100.00 | BBB- | 1,423,100 | ||
| 115 | Central Platte Valley Metropolitan District, Colorado, General Obligation Bonds, Refunding Series 2014, 5.000%, 12/01/43 | 12/23 at 100.00 | BB | 124,460 | ||
| 1,700 | Colorado Educational and Cultural Facilities Authority, Charter School Revenue Bonds, Skyview Academy Project, Series 2014, 5.375%, 7/01/44, 144A | 7/24 at 100.00 | BB | 1,819,068 | ||
| Colorado Health Facilities Authority, Colorado, Health Facilities Revenue Bonds, The Evangelical Lutheran Good Samaritan Society Project, Refunding Series 2017: | ||||||
| 2,005 | 5.000%, 6/01/34 (Pre-refunded 6/01/27) | 6/27 at 100.00 | N/R (4) | 2,565,197 | ||
| 4,615 | 5.000%, 6/01/35 (Pre-refunded 6/01/27) | 6/27 at 100.00 | N/R (4) | 5,904,431 | ||
| 7,205 | 5.000%, 6/01/36 (Pre-refunded 6/01/27) | 6/27 at 100.00 | N/R (4) | 9,218,077 | ||
| 8,715 | 5.000%, 6/01/37 (Pre-refunded 6/01/27) | 6/27 at 100.00 | N/R (4) | 11,149,971 | ||
| 4,105 | 5.000%, 6/01/42 (Pre-refunded 6/01/27) | 6/27 at 100.00 | N/R (4) | 5,251,937 | ||
| 8,545 | 5.000%, 6/01/47 (Pre-refunded 6/01/27) | 6/27 at 100.00 | N/R (4) | 10,932,473 | ||
| 5,615 | Colorado Health Facilities Authority, Colorado, Revenue Bonds, AdventHealth Obligated Group, Series 2019A, 4.000%, 11/15/43 | 11/29 at 100.00 | AA | 6,428,164 | ||
| 2,295 | Colorado Health Facilities Authority, Colorado, Revenue Bonds, Catholic Health Initiatives, Series 2011A, 5.000%, 2/01/41 (Pre-refunded 2/01/21) | 2/21 at 100.00 | BBB+ (4) | 2,387,213 | ||
| 5,000 | Colorado Health Facilities Authority, Colorado, Revenue Bonds, Catholic Health Initiatives, Series 2013A, 5.250%, 1/01/45 (Pre-refunded 1/01/23) | 1/23 at 100.00 | BBB+ (4) | 5,610,650 |
| Principal Amount (000) | Description (1) | Optional Call Provisions (2) | Ratings (3) | Value | ||
| Colorado (continued) | ||||||
| $5,000 | Colorado Health Facilities Authority, Colorado, Revenue Bonds, Children's Hospital Colorado Project, Series 2013A, 5.000%, 12/01/36 | 12/23 at 100.00 | A+ | $5,630,950 | ||
| 3,050 | Colorado Health Facilities Authority, Colorado, Revenue Bonds, Christian Living Neighborhoods Project, Refunding Series 2016, 5.000%, 1/01/37 | 1/24 at 102.00 | N/R | 3,367,017 | ||
| 20,815 | Colorado Health Facilities Authority, Colorado, Revenue Bonds, CommonSpirit Health, Series 2019A-1, 4.000%, 8/01/44 | 8/29 at 100.00 | BBB+ | 23,321,959 | ||
| 4,000 | Colorado Health Facilities Authority, Colorado, Revenue Bonds, CommonSpirit Health, Series 2019A-2, 5.000%, 8/01/44 | 8/29 at 100.00 | BBB+ | 4,899,960 | ||
| 2,375 | Colorado Health Facilities Authority, Colorado, Revenue Bonds, Evangelical Lutheran Good Samaritan Society Project, Refunding Series 2012, 5.000%, 12/01/42 (Pre-refunded 6/01/22) | 6/22 at 100.00 | N/R (4) | 2,599,675 | ||
| 1,000 | Colorado Health Facilities Authority, Colorado, Revenue Bonds, Evangelical Lutheran Good Samaritan Society Project, Series 2013, 5.625%, 6/01/43 (Pre-refunded 6/01/23) | 6/23 at 100.00 | N/R (4) | 1,154,780 | ||
| 750 | Colorado Health Facilities Authority, Colorado, Revenue Bonds, Frasier Meadows Project, Refunding & Improvement Series 2017A, 5.250%, 5/15/37 | 5/27 at 100.00 | BB+ | 868,628 | ||
| 1,500 | Colorado Health Facilities Authority, Colorado, Revenue Bonds, Parkview Medical Center, Refunding Series 2015B, 4.000%, 9/01/34 | 9/25 at 100.00 | A3 | 1,638,540 | ||
| 665 | Colorado Health Facilities Authority, Colorado, Revenue Bonds, Sanford Health, Series 2019A, 4.000%, 11/01/39 | 11/29 at 100.00 | A+ | 759,902 | ||
| 3,300 | Colorado Health Facilities Authority, Colorado, Revenue Bonds, SCL Health System, Refunding Series 2019A, 4.000%, 1/01/38 | 1/30 at 100.00 | AA- | 3,836,679 | ||
| 4,145 | Colorado High Performance Transportation Enterprise, C-470 Express Lanes Revenue Bonds, Senior Lien Series 2017, 5.000%, 12/31/51 | 12/24 at 100.00 | BBB | 4,564,142 | ||
| Colorado International Center Metropolitan District 14, Denver, Colorado, Limited Tax General Obligation Bonds, Refunding & Improvement Series 2018: | ||||||
| 1,895 | 5.625%, 12/01/32 | 12/23 at 103.00 | N/R | 2,077,602 | ||
| 2,660 | 5.875%, 12/01/46 | 12/23 at 103.00 | N/R | 2,921,691 | ||
| Colorado School of Mines Board of Trustees, Golden, Colorado, Institutional Enterprise Revenue Bonds, Series 2017B: | ||||||
| 2,000 | 5.000%, 12/01/42 | 12/27 at 100.00 | A+ | 2,436,400 | ||
| 1,225 | 5.000%, 12/01/47 | 12/27 at 100.00 | A+ | 1,481,466 | ||
| 1,500 | Colorado State Board of Governors, Colorado State University Auxiliary Enterprise System Revenue Bonds, Refunding Series 2016B, 5.000%, 3/01/41 | 3/27 at 100.00 | A+ | 1,807,665 | ||
| 2,000 | Colorado State Board of Governors, Colorado State University Auxiliary Enterprise System Revenue Bonds, Refunding Series 2017A, 4.000%, 3/01/40 | 9/27 at 100.00 | AA | 2,286,880 | ||
| 6,500 | Colorado State Board of Governors, Colorado State University Auxiliary Enterprise System Revenue Bonds, Refunding Series 2017E, 4.000%, 3/01/43 | 3/28 at 100.00 | AA | 7,359,430 | ||
| 5,000 | Colorado State, Certificates of Participation, Rural Series 2018A, 4.000%, 12/15/35 | 12/28 at 100.00 | AA- | 5,876,900 | ||
| Commerce City, Colorado, Sales and Use Tax Revenue Bonds, Series 2016: | ||||||
| 7,115 | 5.000%, 8/01/41 | 8/26 at 100.00 | A1 | 8,501,998 | ||
| 1,000 | 5.000%, 8/01/46 | 8/26 at 100.00 | A1 | 1,185,860 | ||
| 1,000 | Copper Ridge Metropolitan District, Colorado Springs, Colorado, Tax Increment and Sales Tax Supported Revenue Bonds, Series 2019, 5.000%, 12/01/39 | 12/24 at 103.00 | N/R | 1,072,340 |
| NEA | Nuveen AMT-Free Quality Municipal Income Fund (continued) |
| Portfolio of Investments January 31, 2020 | |
| (Unaudited) |
| Principal Amount (000) | Description (1) | Optional Call Provisions (2) | Ratings (3) | Value | ||
| Colorado (continued) | ||||||
| $11,140 | Denver City and County, Colorado, Airport System Revenue Bonds, Series 2012B, 5.000%, 11/15/37 | 11/22 at 100.00 | A+ | $12,229,046 | ||
| 12,900 | Denver City and County, Colorado, Airport System Revenue Bonds, Subordinate Lien Series 2013B, 5.000%, 11/15/43 | 11/23 at 100.00 | A | 14,560,230 | ||
| 2,500 | Denver City and County, Colorado, Airport System Revenue Bonds, Subordinate Lien Series 2018B, 5.000%, 12/01/48 | 12/28 at 100.00 | A | 3,069,125 | ||
| Denver Convention Center Hotel Authority, Colorado, Revenue Bonds, Convention Center Hotel, Refunding Senior Lien Series 2016: | ||||||
| 5,300 | 5.000%, 12/01/33 | 12/26 at 100.00 | BBB- | 6,218,808 | ||
| 2,400 | 5.000%, 12/01/36 | 12/26 at 100.00 | BBB- | 2,798,688 | ||
| 1,800 | 5.000%, 12/01/40 | 12/26 at 100.00 | BBB- | 2,077,020 | ||
| 365 | Denver Urban Renewal Authority, Colorado, Tax Increment Revenue Bonds, 9th and Colorado Urban Redevelopment Area, Series 2018A, 5.250%, 12/01/39, 144A | 12/23 at 103.00 | N/R | 393,003 | ||
| 13,920 | E-470 Public Highway Authority, Colorado, Senior Revenue Bonds, Series 1997B, 0.000%, 9/01/21 – NPFG Insured | No Opt. Call | A | 13,685,866 | ||
| E-470 Public Highway Authority, Colorado, Senior Revenue Bonds, Series 2000B: | ||||||
| 6,200 | 0.000%, 9/01/22 – NPFG Insured | No Opt. Call | A | 6,010,218 | ||
| 45,540 | 0.000%, 9/01/30 – NPFG Insured | No Opt. Call | A | 36,333,178 | ||
| 16,635 | 0.000%, 9/01/32 – NPFG Insured | No Opt. Call | A | 12,468,931 | ||
| 49,250 | 0.000%, 9/01/33 – NPFG Insured | No Opt. Call | A | 35,821,987 | ||
| E-470 Public Highway Authority, Colorado, Toll Revenue Bonds, Series 2004A: | ||||||
| 9,310 | 0.000%, 9/01/28 – NPFG Insured | No Opt. Call | A | 7,911,638 | ||
| 2,900 | 0.000%, 9/01/34 – NPFG Insured | No Opt. Call | A | 2,045,660 | ||
| 18,500 | 0.000%, 3/01/36 – NPFG Insured | No Opt. Call | A | 12,440,695 | ||
| E-470 Public Highway Authority, Colorado, Toll Revenue Bonds, Series 2004B: | ||||||
| 3,800 | 0.000%, 9/01/27 – NPFG Insured | 9/20 at 67.94 | A | 2,563,138 | ||
| 13,300 | 0.000%, 9/01/31 – NPFG Insured | 9/20 at 53.77 | A | 7,085,708 | ||
| 6,250 | 0.000%, 9/01/32 – NPFG Insured | 9/20 at 50.83 | A | 3,146,125 | ||
| 10,000 | 0.000%, 3/01/36 – NPFG Insured | 9/20 at 41.72 | A | 4,128,100 | ||
| 1,000 | Lorson Ranch Metropolitan District 2, El Paso County, Colorado, Limited Tax General Obligation Bonds, Series 2016, 5.000%, 12/01/36 | 12/26 at 100.00 | BBB+ | 1,171,620 | ||
| 1,000 | Louisville, Boulder County, Colorado, General Obligation Bonds, Limited Tax, Series 2017, 4.000%, 12/01/36 | 12/26 at 100.00 | AA+ | 1,138,560 | ||
| 1,085 | North Range Metropolitan District No 2 , In the City of Commerce City, Adams County, Colorado , Limited Tax General Obligation and Special Revenue and Improvement Bonds, Refunding Series 2017A, 5.750%, 12/01/47 | 12/22 at 103.00 | N/R | 1,151,022 | ||
| 1,224 | Palisade Metropolitan District 2, Broomfield County, Colorado, General Obligation Limited Tax Bonds, Series 2016, 4.375%, 12/01/31 | 12/21 at 103.00 | N/R | 1,260,659 | ||
| 17,735 | Park Creek Metropolitan District, Colorado, Senior Limited Property Tax Supported Revenue Bonds, Refunding Series 2015A, 5.000%, 12/01/45 | 12/25 at 100.00 | A | 20,347,011 |
| Principal Amount (000) | Description (1) | Optional Call Provisions (2) | Ratings (3) | Value | ||
| Colorado (continued) | ||||||
| Park Creek Metropolitan District, Colorado, Senior Limited Property Tax Supported Revenue Bonds, Series 2019A: | ||||||
| $3,040 | 4.000%, 12/01/37 – AGM Insured | 12/29 at 100.00 | A | $3,570,176 | ||
| 3,255 | 4.000%, 12/01/46 – AGM Insured | 12/29 at 100.00 | A | 3,737,228 | ||
| 2,640 | Park Creek Metropolitan District, Colorado, Senior Limited Property Tax Supported Revenue Refunding Bonds, Series 2011, 6.125%, 12/01/41 (Pre-refunded 12/01/20) – AGM Insured | 12/20 at 100.00 | A2 (4) | 2,752,411 | ||
| Rampart Range Metropolitan District 1, Lone Tree, Colorado, Limited Tax Supported and Special Revenue Bonds, Refunding & Improvement Series 2017: | ||||||
| 8,765 | 5.000%, 12/01/42 | 12/27 at 100.00 | A2 | 10,684,623 | ||
| 3,600 | 5.000%, 12/01/47 | 12/27 at 100.00 | A2 | 4,356,576 | ||
| 630 | Regional Transportation District, Colorado, Certificates of Participation, Series 2010A, 5.375%, 6/01/31 | 6/20 at 100.00 | AA- | 638,574 | ||
| Regional Transportation District, Colorado, Denver Transit Partners Eagle P3 Project Private Activity Bonds, Series 2010: | ||||||
| 15,000 | 6.500%, 1/15/30 | 7/20 at 100.00 | Baa3 | 15,297,450 | ||
| 4,150 | 6.000%, 1/15/41 | 7/20 at 100.00 | Baa3 | 4,223,082 | ||
| 3,250 | Thompson Crossing Metropolitan District 2, Johnstown, Larimer County, Colorado, General Obligation Bonds, Limited Tax Convertible to Unlimited Tax, Series 2016B, 5.000%, 12/01/46 – AGM Insured | 12/26 at 100.00 | AA | 3,822,325 | ||
| 4,000 | University of Colorado Hospital Authority, Colorado, Revenue Bonds, Series 2012A, 5.000%, 11/15/42 | 11/22 at 100.00 | Aa3 | 4,371,520 | ||
| 14,500 | University of Colorado, Enterprise System Revenue Bonds, Series 2014A, 5.000%, 6/01/46 (Pre-refunded 6/01/24) | 6/24 at 100.00 | Aa1 (4) | 17,022,855 | ||
| 2,500 | Vista Ridge Metropolitan District, In the Town of Erie, Weld County, Colorado, General Obligation Refunding Bonds, Series 2016A, 4.000%, 12/01/36 – BAM Insured | 12/26 at 100.00 | Baa1 | 2,783,550 | ||
| 5,000 | Weld County School District 6, Greeley, Colorado, General Obligation Bonds, Series 2020, 5.000%, 12/01/44 | 12/29 at 100.00 | AA | 6,383,100 | ||
| 2,175 | Weld County School District RE1, Colorado, General Obligation Bonds, Series 2017, 5.000%, 12/15/30 | 12/26 at 100.00 | AA | 2,682,906 | ||
| 464,339 | Total Colorado | 453,472,136 | ||||
| Connecticut – 0.3% (0.2% of Total Investments) | ||||||
| 1,650 | Connecticut Health and Educational Facilities Authority, Revenue Bonds, Fairfield University, Series 2016Q-1, 5.000%, 7/01/46 | 7/26 at 100.00 | A- | 1,933,602 | ||
| 7,165 | Connecticut Health and Educational Facilities Authority, Revenue Bonds, Quinnipiac University, Refunding Series 2015L, 5.000%, 7/01/45 | 7/25 at 100.00 | A- | 8,173,044 | ||
| Connecticut Health and Educational Facilities Authority, Revenue Bonds, Sacred Heart University, Series 2017I-1: | ||||||
| 500 | 5.000%, 7/01/34 | 7/27 at 100.00 | A3 | 614,645 | ||
| 2,425 | 5.000%, 7/01/42 | 7/27 at 100.00 | A3 | 2,924,623 | ||
| 11,740 | Total Connecticut | 13,645,914 |
| NEA | Nuveen AMT-Free Quality Municipal Income Fund (continued) |
| Portfolio of Investments January 31, 2020 | |
| (Unaudited) |
| Principal Amount (000) | Description (1) | Optional Call Provisions (2) | Ratings (3) | Value | ||
| Delaware – 0.4% (0.2% of Total Investments) | ||||||
| $1,000 | Delaware Health Facilities Authority, Revenue Bonds, Beebe Medical Center Project, Series 2018, 5.000%, 6/01/48 | 12/28 at 100.00 | BBB | $1,191,290 | ||
| 1,000 | Delaware Health Facilities Authority, Revenue Bonds, Christiana Care Health Services Inc, Series 2010A, 5.000%, 10/01/40 (Pre-refunded 10/01/20) | 10/20 at 100.00 | Aa2 (4) | 1,026,710 | ||
| 3,350 | Delaware Health Facilities Authority, Revenue Bonds, Nanticoke Memorial Hospital, Series 2013, 5.000%, 7/01/32 | 7/23 at 100.00 | BBB | 3,668,049 | ||
| 9,070 | Delaware Transportation Authority, Revenue Bonds, US 301 Project, Series 2015, 5.000%, 6/01/55 | 6/25 at 100.00 | AA- | 10,450,182 | ||
| 14,420 | Total Delaware | 16,336,231 | ||||
| District of Columbia – 1.3% (0.8% of Total Investments) | ||||||
| 1,250 | District of Columbia Student Dormitory Revenue Bonds, Provident Group - Howard Properties LLC Issue, Series 2013, 5.000%, 10/01/45 | 10/22 at 100.00 | BB+ | 1,299,075 | ||
| 107,000 | District of Columbia Tobacco Settlement Corporation, Tobacco Settlement Asset-Backed Bonds, Series 2006A, 0.000%, 6/15/46 | 3/20 at 19.83 | N/R | 21,122,870 | ||
| District of Columbia, Revenue Bonds, Georgetown University, Refunding Series 2017: | ||||||
| 3,500 | 5.000%, 4/01/35 | 4/27 at 100.00 | A- | 4,291,490 | ||
| 3,500 | 5.000%, 4/01/36 | 4/27 at 100.00 | A- | 4,278,785 | ||
| 15,150 | District of Columbia, Revenue Bonds, Georgetown University, Series 2007A, 5.000%, 4/01/40 (Pre-refunded 4/01/21) – AMBAC Insured | 4/21 at 100.00 | A- (4) | 15,869,322 | ||
| 9,305 | Metropolitan Washington Airports Authority, Virginia, Dulles Toll Road Revenue Bonds, Dulles Metrorail & Capital improvement Projects, Refunding & Subordinate Lien Series 2019B, 4.000%, 10/01/49 | 10/29 at 100.00 | Baa2 | 10,573,923 | ||
| 139,705 | Total District of Columbia | 57,435,465 | ||||
| Florida – 7.3% (4.7% of Total Investments) | ||||||
| 2,800 | Bay County, Florida, Educational Facilities Revenue Refunding Bonds, Bay Haven Charter Academy, Inc Project, Series 2016, 5.000%, 9/01/46 | 9/23 at 100.00 | BBB | 2,980,544 | ||
| 11,000 | Cape Coral, Florida, Water and Sewer Revenue Bonds, Refunding Series 2011, 5.000%, 10/01/41 (Pre-refunded 10/01/21) – AGM Insured | 10/21 at 100.00 | A1 (4) | 11,755,700 | ||
| 2,830 | City of Miami Beach, Florida, Stormwater Revenue Bonds, Series 2015, 5.000%, 9/01/41 | 9/25 at 100.00 | AA- | 3,330,089 | ||
| 3,010 | Cocoa, Florida, Water and Sewer System Revenue Bonds, Refunding Series 2003, 5.500%, 10/01/23 – AMBAC Insured | No Opt. Call | AA | 3,294,626 | ||
| 3,570 | Collier County Educational Facilities Authority, Florida, Revenue Bonds, Hodges University, Refunding Series 2013, 6.125%, 11/01/43 | 11/23 at 100.00 | BB+ | 3,923,359 | ||
| 5,810 | Collier County, Florida, Tourist Development Tax Revenue Bonds, Series 2018, 4.000%, 10/01/43 | 10/28 at 100.00 | Aa3 | 6,595,338 | ||
| Davie, Florida, Educational Facilities Revenue Bonds, Nova Southeastern University Project, Series 2013A: | ||||||
| 8,555 | 6.000%, 4/01/42 | 4/23 at 100.00 | Baa1 | 9,621,124 | ||
| 4,280 | 5.625%, 4/01/43 | 4/23 at 100.00 | Baa1 | 4,753,282 | ||
| Florida Municipal Loan Council, Revenue Bonds, Series 2000B: | ||||||
| 1,040 | 0.000%, 11/01/25 – NPFG Insured | No Opt. Call | Baa2 | 925,652 | ||
| 1,590 | 0.000%, 11/01/26 – NPFG Insured | No Opt. Call | Baa2 | 1,375,843 |
| Principal Amount (000) | Description (1) | Optional Call Provisions (2) | Ratings (3) | Value | ||
| Florida (continued) | ||||||
| $15,000 | Hillsborough County Aviation Authority, Florida, Revenue Bonds, Tampa International Airport, Series 2018F, 5.000%, 10/01/48 (UB) (6) | 10/28 at 100.00 | AA- | $18,520,500 | ||
| Hillsborough County Aviation Authority, Florida, Revenue Bonds, Tampa International Airport, Subordinate Lien Series 2015B: | ||||||
| 5,730 | 5.000%, 10/01/40 | 10/24 at 100.00 | A+ | 6,632,590 | ||
| 12,885 | 5.000%, 10/01/44 | 10/24 at 100.00 | A+ | 14,864,394 | ||
| 400 | Jacksonville, Florida, Better Jacksonville Sales Tax Revenue Bonds, Refunding Series 2012, 5.000%, 10/01/30 | 10/22 at 100.00 | A2 | 440,388 | ||
| 1,530 | Lakeland, Florida, Hospital System Revenue Bonds, Lakeland Regional Health, Refunding Series 2011, 5.000%, 11/15/24 | 11/21 at 100.00 | A2 | 1,629,909 | ||
| 2,500 | Lakeland, Florida, Hospital System Revenue Bonds, Lakeland Regional Health, Series 2015, 5.000%, 11/15/45 | 11/24 at 100.00 | A2 | 2,828,825 | ||
| Miami Beach Redevelopment Agency, Florida, Tax Increment Revenue Bonds, City Center/Historic Convention Village, Series 2015A: | ||||||
| 3,810 | 5.000%, 2/01/40 – AGM Insured | 2/24 at 100.00 | A1 | 4,342,181 | ||
| 19,145 | 5.000%, 2/01/44 – AGM Insured | 2/24 at 100.00 | A1 | 21,683,053 | ||
| Miami Health Facilities Authority, Florida, Health Facilities Revenue Bonds, Miami Jewish Health System Inc Project, Series 2017: | ||||||
| 205 | 5.000%, 7/01/32 | 7/27 at 100.00 | BBB- | 212,564 | ||
| 2,000 | 5.125%, 7/01/38 | 7/27 at 100.00 | BBB- | 2,066,480 | ||
| 5,035 | 5.125%, 7/01/46 | 7/27 at 100.00 | BBB- | 5,161,026 | ||
| 1,200 | Miami, Florida, Special Obligation Non-Ad Valorem Revenue Bonds, Refunding Series 2011A, 6.000%, 2/01/30 (Pre-refunded 2/01/21) – AGM Insured | 2/21 at 100.00 | Aa3 (4) | 1,261,140 | ||
| 7,390 | Miami-Dade County Educational Facilities Authority, Florida, Revenue Bonds, University of Miami, Series 2015A, 5.000%, 4/01/45 | 4/25 at 100.00 | A- | 8,483,794 | ||
| 17,000 | Miami-Dade County Educational Facilities Authority, Florida, Revenue Bonds, University of Miami, Series 2018A, 5.000%, 4/01/53 | 4/28 at 100.00 | A- | 20,331,150 | ||
| 10,000 | Miami-Dade County Expressway Authority, Florida, Toll System Revenue Bonds, Series 2010A, 5.000%, 7/01/35 | 7/20 at 100.00 | A- | 10,159,600 | ||
| 1,210 | Miami-Dade County Industrial Development Authority, Florida, Revenue Bonds, Doral Academy, Seres 2018, 5.000%, 1/15/37 | 1/28 at 100.00 | BBB- | 1,364,892 | ||
| 1,000 | Miami-Dade County, Florida, Aviation Revenue Bonds, Miami International Airport, Refunding Series 2014B, 5.000%, 10/01/37 | 10/24 at 100.00 | A | 1,161,440 | ||
| 7,500 | Miami-Dade County, Florida, Aviation Revenue Bonds, Miami International Airport, Series 2010A-1, 5.375%, 10/01/41 (Pre-refunded 10/01/20) | 10/20 at 100.00 | A2 (4) | 7,721,250 | ||
| Miami-Dade County, Florida, Aviation Revenue Bonds, Miami International Airport, Series 2010B: | ||||||
| 3,000 | 5.000%, 10/01/26 (Pre-refunded 10/01/20) | 10/20 at 100.00 | A (4) | 3,081,120 | ||
| 2,500 | 5.000%, 10/01/27 (Pre-refunded 10/01/20) | 10/20 at 100.00 | A (4) | 2,567,600 | ||
| 4,000 | 5.000%, 10/01/35 – AGM Insured | 10/20 at 100.00 | A2 | 4,099,840 | ||
| 1,500 | Miami-Dade County, Florida, Aviation Revenue Bonds, Refunding Series 2016A, 5.000%, 10/01/41 | 10/26 at 100.00 | A | 1,811,355 | ||
| 4,715 | Miami-Dade County, Florida, Public Facilities Revenue Bonds, Jackson Health System, Series 2017, 5.000%, 6/01/38 | 6/27 at 100.00 | Aa3 | 5,734,053 |
| NEA | Nuveen AMT-Free Quality Municipal Income Fund (continued) |
| Portfolio of Investments January 31, 2020 | |
| (Unaudited) |
| Principal Amount (000) | Description (1) | Optional Call Provisions (2) | Ratings (3) | Value | ||
| Florida (continued) | ||||||
| $1,850 | Miami-Dade County, Florida, Special Obligation Bonds, Refunding Subordinate Series 2012B, 5.000%, 10/01/37 | 10/22 at 100.00 | A2 | $2,025,028 | ||
| Miami-Dade County, Florida, Transit System Sales Surtax Revenue Bonds, Refunding Series 2012: | ||||||
| 5,500 | 5.000%, 7/01/31 | 7/22 at 100.00 | A1 | 6,006,990 | ||
| 3,000 | 5.000%, 7/01/42 | 7/22 at 100.00 | A1 | 3,251,550 | ||
| 7,000 | Miami-Dade County, Florida, Transit System Sales Surtax Revenue Bonds, Series 2018, 4.000%, 7/01/48 | 7/28 at 100.00 | AA | 7,890,540 | ||
| 5,770 | Miami-Dade County, Florida, Water and Sewer System Revenue Bonds, Series 2013A, 5.000%, 10/01/42 (Pre-refunded 10/01/22) | 10/22 at 100.00 | A+ (4) | 6,393,218 | ||
| 6,000 | Miami-Dade County, Florida, Water and Sewer System Revenue Bonds, Series 2019B, 4.000%, 10/01/49 | 10/29 at 100.00 | A+ | 6,862,680 | ||
| 750 | Orange County Health Facilities Authority, Florida, Hospital Revenue Bonds, Orlando Health, Inc, Series 2012A, 5.000%, 10/01/42 | 4/22 at 100.00 | A2 | 800,100 | ||
| 1,095 | Osceola County, Florida, Transportation Revenue Bonds, Osceola Parkway, Refunding & Improvement Capital Appreciation Series 2019A-2, 0.000%, 10/01/32 | 10/29 at 91.18 | BBB- | 784,020 | ||
| 5,045 | Osceola County, Florida, Transportation Revenue Bonds, Osceola Parkway, Refunding & Improvement Series 2019A-1, 5.000%, 10/01/49 | 10/29 at 100.00 | BBB- | 6,209,335 | ||
| 20,120 | Palm Beach County Health Facilities Authority, Florida, Hospital Revenue Bonds, Baptist Health Systems of South Florida Obligated Group, Series 2019, 4.000%, 8/15/49 | 8/29 at 100.00 | A1 | 22,762,762 | ||
| 255 | Palm Beach County Health Facilities Authority, Florida, Revenue Bonds, Sinai Residences of Boca Raton Project, Series 2014A, 7.250%, 6/01/34 | 6/22 at 102.00 | N/R | 288,242 | ||
| 1,385 | Rivercrest Community Development District, Florida, Special Assessment Bonds, Series 2007, 5.000%, 5/01/30 – RAAI Insured | 3/20 at 100.00 | A3 | 1,387,479 | ||
| 6,625 | South Broward Hospital District, Florida, Hospital Revenue Bonds, Refunding Series 2015, 4.000%, 5/01/33 | 5/25 at 100.00 | Aa3 | 7,333,345 | ||
| South Miami Health Facilities Authority, Florida, Hospital Revenue Bonds, Baptist Health Systems of South Florida Obligated Group, Series 2017: | ||||||
| 4,595 | 5.000%, 8/15/42 | 8/27 at 100.00 | A1 | 5,544,281 | ||
| 12,325 | 5.000%, 8/15/47 | 8/27 at 100.00 | A1 | 14,742,179 | ||
| Tampa Sports Authority, Hillsborough County, Florida, Sales Tax Payments Special Purpose Bonds, Stadium Project, Series 1995: | ||||||
| 280 | 5.750%, 10/01/20 – NPFG Insured | No Opt. Call | Baa2 | 285,440 | ||
| 2,785 | 5.750%, 10/01/25 – NPFG Insured | No Opt. Call | Baa2 | 3,191,192 | ||
| 3,300 | Tampa, Florida, Health System Revenue Bonds, Baycare Health System, Series 2012A, 5.000%, 11/15/33 | 5/22 at 100.00 | Aa2 | 3,568,059 | ||
| 4,000 | Tampa, Florida, Health System Revenue Bonds, Baycare Health System, Series 2016A, 4.000%, 11/15/46 | 5/26 at 100.00 | Aa2 | 4,386,840 | ||
| 9,720 | Tampa-Hillsborough County Expressway Authority, Florida, Revenue Bonds, Refunding Series 2012B, 5.000%, 7/01/42 (Pre-refunded 7/01/22) | 7/22 at 100.00 | A2 (4) | 10,659,924 | ||
| 1,500 | Volusia County Educational Facilities Authority, Florida, Revenue Bonds, Embry-Riddle Aeronautical University, Inc Project, Refunding Series 2011, 5.000%, 10/15/29 (Pre-refunded 10/15/21) – AGM Insured | 10/21 at 100.00 | A2 (4) | 1,602,810 |
| Principal Amount (000) | Description (1) | Optional Call Provisions (2) | Ratings (3) | Value | ||
| Florida (continued) | ||||||
| $2,000 | Volusia County Educational Facilities Authority, Florida, Revenue Bonds, Embry-Riddle Aeronautical University, Series 2015B, 5.000%, 10/15/45 | 4/25 at 100.00 | A3 | $2,286,060 | ||
| 1,000 | Volusia County Educational Facilities Authority, Florida, Revenue Bonds, Embry-Riddle Aeronautical University, Series 2020A, 4.000%, 10/15/39 | 10/29 at 100.00 | A3 | 1,141,340 | ||
| 7,400 | Volusia County Educational Facilities Authority, Florida, Revenue Bonds, Stetson University Inc Project, Series 2015, 5.000%, 6/01/45 | 6/25 at 100.00 | A- | 8,531,090 | ||
| 287,040 | Total Florida | 322,649,205 | ||||
| Georgia – 3.6% (2.3% of Total Investments) | ||||||
| 7,230 | Atlanta, Georgia, Airport General Revenue Bonds, Refunding Series 2012B, 5.000%, 1/01/42 | 1/22 at 100.00 | AA- | 7,730,027 | ||
| Atlanta, Georgia, Water and Wastewater Revenue Bonds, Refunding Series 2015: | ||||||
| 3,400 | 5.000%, 11/01/33 | 5/25 at 100.00 | AA- | 4,063,306 | ||
| 2,040 | 5.000%, 11/01/35 | 5/25 at 100.00 | AA- | 2,430,232 | ||
| 5,000 | Atlanta, Georgia, Water and Wastewater Revenue Bonds, Series 1999A, 5.500%, 11/01/22 – FGIC Insured | No Opt. Call | AA- | 5,410,050 | ||
| 1,535 | Cherokee County Water and Sewerage Authority, Georgia, Revenue Bonds, Refunding Series 2007, 4.000%, 8/01/26 | 8/20 at 100.00 | AA | 1,556,536 | ||
| 2,000 | Cobb County Kennestone Hospital Authority, Georgia, Revenue Anticipation Certificates, Wellstar Health System, Series 2017A, 5.000%, 4/01/42 | 4/27 at 100.00 | A | 2,373,720 | ||
| 2,000 | DeKalb County Hospital Authority, Georgia, Anticipation Certificates Revenue Bonds, DeKalb Medical Center, Inc Project, Series 2010, 6.000%, 9/01/30 (Pre-refunded 9/01/20) | 9/20 at 100.00 | N/R (4) | 2,058,700 | ||
| 5,725 | Fayette County Hospital Authority, Georgia, Revenue Anticipation Certificates, Piedmont Healthcare, Inc Project, Series 2016A, 5.000%, 7/01/46 | 7/26 at 100.00 | A1 | 6,701,513 | ||
| Fulton County Development Authority, Georgia, Hospital Revenue Bonds, Wellstar Health System, Inc Project, Series 2017A: | ||||||
| 4,330 | 5.000%, 4/01/42 | 4/27 at 100.00 | A | 5,139,104 | ||
| 13,620 | 5.000%, 4/01/47 | 4/27 at 100.00 | A | 16,043,134 | ||
| 24,000 | Fulton County Development Authority, Georgia, Revenue Bonds, Piedmont Healthcare, Inc Project, Series 2019A, 4.000%, 7/01/49 | 7/29 at 100.00 | A1 | 27,099,600 | ||
| 2,360 | Gainesville and Hall County Hospital Authority, Georgia, Revenue Anticipation Certificates, Northeast Georgia Health Services Inc, Series 2010B, 5.250%, 2/15/45 | 3/20 at 100.00 | AA- | 2,367,292 | ||
| 12,590 | Gainesville and Hall County Hospital Authority, Georgia, Revenue Anticipation Certificates, Northeast Georgia Health Services Inc, Series 2014A, 5.500%, 8/15/54 | 2/25 at 100.00 | AA- | 14,800,678 | ||
| 7,500 | Gainesville and Hall County Hospital Authority, Georgia, Revenue Anticipation Certificates, Northeast Georgia Health Services Inc, Series 2017B, 5.250%, 2/15/45 | 2/27 at 100.00 | AA- | 9,115,950 | ||
| 3,565 | Georgia Municipal Electric Authority, Plant Vogtle Units 3 & 4 Project M Bonds, Series 2019A, 5.000%, 1/01/56 | 7/28 at 100.00 | BBB+ | 4,194,223 | ||
| 11,000 | Griffin-Spalding County Hospital Authority, Georgia, Revenue Anticipation Certificates, Wellstar Health System Inc, Series 2017A, 4.000%, 4/01/42 | 4/27 at 100.00 | A | 12,084,600 | ||
| 1,350 | Henry County Water and Sewerage Authority, Georgia, Revenue Bonds, Series 2005, 5.250%, 2/01/27 – BHAC Insured | No Opt. Call | AA+ | 1,733,481 |
| NEA | Nuveen AMT-Free Quality Municipal Income Fund (continued) |
| Portfolio of Investments January 31, 2020 | |
| (Unaudited) |
| Principal Amount (000) | Description (1) | Optional Call Provisions (2) | Ratings (3) | Value | ||
| Georgia (continued) | ||||||
| Main Street Natural Gas Inc, Georgia, Gas Supply Revenue Bonds, Series 2019A: | ||||||
| $1,860 | 5.000%, 5/15/43 | 5/29 at 100.00 | A3 | $2,251,567 | ||
| 8,000 | 5.000%, 5/15/49 | No Opt. Call | A3 | 11,461,920 | ||
| 7,905 | Municipal Electric Authority of Georgia, Plant Vogtle Units 3 & 4 Project J Bonds, Series 2015A, 5.000%, 7/01/60 | 7/25 at 100.00 | Baa3 | 8,807,751 | ||
| 8,230 | Private Colleges and Universities Authority, Georgia, Revenue Bonds, Mercer University, Series 2015, 5.000%, 10/01/40 | 10/25 at 100.00 | Baa1 | 9,461,702 | ||
| 2,615 | Valdosta and Lowndes County Hospital Authority, Georgia, Revenue Certificates, South Georgia Medical Center Project, Series 2011B, 5.000%, 10/01/41 (Pre-refunded 10/01/21) | 10/21 at 100.00 | AA- (4) | 2,792,846 | ||
| 137,855 | Total Georgia | 159,677,932 | ||||
| Guam – 0.1% (0.1% of Total Investments) | ||||||
| 4,060 | Guam Government Waterworks Authority, Water and Wastewater System Revenue Bonds, Series 2013, 5.500%, 7/01/43 | 7/23 at 100.00 | BBB- | 4,475,947 | ||
| Hawaii – 0.0% (0.0% of Total Investments) | ||||||
| 275 | Hawaii Department of Budget and Finance, Special Purpose Revenue Bonds, Hawaii Pacific University, Series 2013A, 6.875%, 7/01/43 | 7/23 at 100.00 | BB | 294,781 | ||
| Idaho – 0.1% (0.1% of Total Investments) | ||||||
| 2,110 | Idaho Health Facilities Authority, Revenue Bonds, Saint Luke's Health System Project, Series 2012A, 5.000%, 3/01/47 | 3/22 at 100.00 | A- | 2,221,767 | ||
| 2,580 | Idaho Housing and Finance Association, GNMA Housing Revenue Refunding Bonds, Wedgewood Terrace Project, Series 2002A-1, 7.250%, 3/20/37 | 2/20 at 101.00 | Aaa | 2,617,590 | ||
| 4,690 | Total Idaho | 4,839,357 | ||||
| Illinois – 20.0% (12.9% of Total Investments) | ||||||
| Board of Regents of Illinois State University, Auxiliary Facilities System Revenue Bonds, Series 2018A: | ||||||
| 1,000 | 5.000%, 4/01/34 – AGM Insured | 4/28 at 100.00 | A2 | 1,206,750 | ||
| 285 | 5.000%, 4/01/37 – AGM Insured | 4/28 at 100.00 | A2 | 341,091 | ||
| 1,370 | 5.000%, 4/01/38 – AGM Insured | 4/28 at 100.00 | A2 | 1,634,985 | ||
| Bolingbrook, Illinois, General Obligation Bonds, Refunding Series 2002B: | ||||||
| 4,595 | 0.000%, 1/01/32 – FGIC Insured | No Opt. Call | A2 | 3,347,366 | ||
| 4,000 | 0.000%, 1/01/34 – FGIC Insured | No Opt. Call | A2 | 2,706,720 | ||
| 11,000 | Chicago Board of Education, Illinois, Dedicated Capital Improvement Tax Revenue Bonds, Series 2016, 6.000%, 4/01/46 | 4/27 at 100.00 | A | 13,361,370 | ||
| 2,940 | Chicago Board of Education, Illinois, General Obligation Bonds, Dedicated Revenues Series 2011A, 5.000%, 12/01/41 | 12/21 at 100.00 | B1 | 3,101,671 | ||
| 5,000 | Chicago Board of Education, Illinois, General Obligation Bonds, Dedicated Revenues, Refunding Series 2017G, 5.000%, 12/01/34 | 12/27 at 100.00 | BB- | 5,918,900 | ||
| 6,920 | Chicago Board of Education, Illinois, General Obligation Bonds, Dedicated Revenues, Refunding Series 2018D, 5.000%, 12/01/46 | 12/28 at 100.00 | BB- | 8,082,906 | ||
| 11,450 | Chicago Board of Education, Illinois, General Obligation Bonds, Dedicated Revenues, Series 2016A, 7.000%, 12/01/44 | 12/25 at 100.00 | BB- | 14,123,002 |
| Principal Amount (000) | Description (1) | Optional Call Provisions (2) | Ratings (3) | Value | ||
| Illinois (continued) | ||||||
| $1,785 | Chicago Board of Education, Illinois, General Obligation Bonds, Dedicated Revenues, Series 2016B, 6.500%, 12/01/46 | 12/26 at 100.00 | BB- | $2,200,155 | ||
| 23,535 | Chicago Board of Education, Illinois, General Obligation Bonds, Dedicated Revenues, Series 2017A, 7.000%, 12/01/46, 144A | 12/27 at 100.00 | BB- | 30,551,960 | ||
| Chicago Board of Education, Illinois, Unlimited Tax General Obligation Bonds, Dedicated Tax Revenues, Series 1999A: | ||||||
| 19,600 | 0.000%, 12/01/20 – FGIC Insured | No Opt. Call | BB- | 19,350,296 | ||
| 1,000 | 5.500%, 12/01/26 – NPFG Insured | No Opt. Call | BB- | 1,188,100 | ||
| 3,500 | Chicago Transit Authority, Illinois, Capital Grant Receipts Revenue Bonds, Federal Transit Administration Section 5307 Urbanized Area Formula Funds, Refunding Series 2011, 5.250%, 6/01/26 – AGM Insured | 6/21 at 100.00 | A2 | 3,696,140 | ||
| 5,785 | Chicago Transit Authority, Illinois, Sales Tax Receipts Revenue Bonds, Series 2011, 5.250%, 12/01/40 | 12/21 at 100.00 | A3 | 6,156,686 | ||
| 9,285 | Chicago Transit Authority, Illinois, Sales Tax Receipts Revenue Bonds, Series 2014, 5.250%, 12/01/49 | 12/24 at 100.00 | AA | 10,642,281 | ||
| 13,100 | Chicago, Illinois, General Airport Revenue Bonds, O'Hare International Airport, Third Lien Refunding Series 2010C, 5.250%, 1/01/35 – AGC Insured | 3/20 at 100.00 | A2 | 13,142,313 | ||
| Chicago, Illinois, General Obligation Bonds, City Colleges, Series 1999: | ||||||
| 32,170 | 0.000%, 1/01/21 – FGIC Insured | No Opt. Call | BBB- | 31,644,986 | ||
| 32,670 | 0.000%, 1/01/22 – FGIC Insured | No Opt. Call | BBB- | 31,477,872 | ||
| 22,670 | 0.000%, 1/01/25 – FGIC Insured | No Opt. Call | BBB- | 20,394,159 | ||
| 10,565 | Chicago, Illinois, General Obligation Bonds, Project & Refunding Series 2017A, 6.000%, 1/01/38 | 1/27 at 100.00 | BBB- | 13,061,298 | ||
| Chicago, Illinois, General Obligation Bonds, Series 2019A: | ||||||
| 4,000 | 5.000%, 1/01/44 | 1/29 at 100.00 | BBB- | 4,700,880 | ||
| 3,630 | 5.500%, 1/01/49 | 1/29 at 100.00 | BBB- | 4,413,536 | ||
| 5,540 | Chicago, Illinois, Motor Fuel Tax Revenue Bonds, Series 2008A, 5.000%, 1/01/38 – AGC Insured | 3/20 at 100.00 | BBB- | 5,557,728 | ||
| 5,000 | Chicago, Illinois, Sales Tax Revenue Bonds, Series 2011A, 5.000%, 1/01/41 (Pre-refunded 1/01/22) | 1/22 at 100.00 | N/R (4) | 5,388,950 | ||
| 5,000 | Cook County Community College District 508, Illinois, General Obligation Bonds, Chicago City Colleges, Series 2013, 5.250%, 12/01/43 | 12/23 at 100.00 | BBB | 5,462,850 | ||
| 4,500 | Cook County Community College District 508, Illinois, General Obligation Bonds, Chicago City Colleges, Series 2017, 5.000%, 12/01/47 | 12/27 at 100.00 | A+ | 5,223,465 | ||
| 4,865 | Cook County Community Consolidated School District 15, Palatine, Illinois, General Obligation Bonds, Series 2001, 0.000%, 12/01/20 – FGIC Insured | No Opt. Call | Aa2 | 4,822,334 | ||
| Cook County Community High School District 219, Niles Township, Illinois, General Obligation Capital Appreciation Bonds, Series 2001: | ||||||
| 2,575 | 0.000%, 12/01/20 – NPFG Insured | No Opt. Call | Baa2 | 2,536,581 | ||
| 3,615 | 0.000%, 12/01/20 – NPFG Insured (ETM) | No Opt. Call | N/R (4) | 3,583,622 | ||
| Cook County, Illinois, General Obligation Bonds, Refunding Series 2010A: | ||||||
| 3,500 | 5.250%, 11/15/22 | 11/20 at 100.00 | A2 | 3,605,280 | ||
| 12,425 | 5.250%, 11/15/33 | 11/20 at 100.00 | A2 | 12,790,046 |
| NEA | Nuveen AMT-Free Quality Municipal Income Fund (continued) |
| Portfolio of Investments January 31, 2020 | |
| (Unaudited) |
| Principal Amount (000) | Description (1) | Optional Call Provisions (2) | Ratings (3) | Value | ||
| Illinois (continued) | ||||||
| $3,500 | Evanston, Illinois, General Obligation Bonds, Corporate Purpose Series 2016A, 4.000%, 12/01/43 | 6/28 at 100.00 | Aa2 | $3,907,295 | ||
| Illinois Educational Facilities Authority, Revenue Bonds, Field Museum of Natural History, Series 2002RMKT: | ||||||
| 2,750 | 3.900%, 11/01/36 | 11/27 at 102.00 | A | 3,059,018 | ||
| 5,265 | 5.500%, 11/01/36 | 11/23 at 100.00 | A | 5,882,005 | ||
| 5,020 | Illinois Finance Authority, Revenue Bonds, Advocate Health Care Network, Series 2012, 5.000%, 6/01/42 (Pre-refunded 6/01/22) | 6/22 at 100.00 | Aa3 (4) | 5,494,892 | ||
| Illinois Finance Authority, Revenue Bonds, Ascension Health/fkaPresence Health Network, Series 2016C: | ||||||
| 3,500 | 5.000%, 2/15/32 | 2/27 at 100.00 | Aa2 | 4,295,410 | ||
| 55 | 4.000%, 2/15/41 (Pre-refunded 2/15/27) | 2/27 at 100.00 | N/R (4) | 65,557 | ||
| 1,200 | 4.000%, 2/15/41 (Pre-refunded 2/15/27) | 2/27 at 100.00 | N/R (4) | 1,430,340 | ||
| 25,880 | 4.000%, 2/15/41 | 2/27 at 100.00 | Aa2 | 28,654,336 | ||
| 1,000 | 5.000%, 2/15/41 | 2/27 at 100.00 | Aa2 | 1,191,680 | ||
| 4,200 | Illinois Finance Authority, Revenue Bonds, Centegra Health System, Series 2012, 5.000%, 9/01/38 | 9/22 at 100.00 | AA+ | 4,557,504 | ||
| Illinois Finance Authority, Revenue Bonds, Centegra Health System, Series 2014A: | ||||||
| 8,750 | 5.000%, 9/01/39 | 9/24 at 100.00 | AA+ | 9,996,525 | ||
| 11,030 | 5.000%, 9/01/42 | 9/24 at 100.00 | AA+ | 12,547,728 | ||
| 2,910 | Illinois Finance Authority, Revenue Bonds, Ingalls Health System, Series 2013, 5.000%, 5/15/43 (Pre-refunded 5/15/22) | 5/22 at 100.00 | A1 (4) | 3,173,151 | ||
| 16,165 | Illinois Finance Authority, Revenue Bonds, Mercy Health Corporation, Series 2016, 5.000%, 12/01/40 | 6/26 at 100.00 | A3 | 18,761,261 | ||
| 1,100 | Illinois Finance Authority, Revenue Bonds, Northwestern Memorial Healthcare, Tender Option Bond Trust 2015-XF0076, 15.657%, 8/15/37, 144A (IF) | 8/22 at 100.00 | Aa2 | 1,450,086 | ||
| Illinois Finance Authority, Revenue Bonds, OSF Healthcare System, Refunding Series 2010A: | ||||||
| 565 | 6.000%, 5/15/39 | 5/20 at 100.00 | A3 | 573,899 | ||
| 3,460 | 6.000%, 5/15/39 (Pre-refunded 5/15/20) | 5/20 at 100.00 | N/R (4) | 3,508,475 | ||
| 13,540 | Illinois Finance Authority, Revenue Bonds, OSF Healthcare System, Series 2015A, 5.000%, 11/15/45 | 11/25 at 100.00 | A3 | 15,544,462 | ||
| 2,215 | Illinois Finance Authority, Revenue Bonds, Rehabilitation Institute of Chicago, Series 2013A, 6.000%, 7/01/43 | 7/23 at 100.00 | A- | 2,499,716 | ||
| 4,135 | Illinois Finance Authority, Revenue Bonds, Silver Cross Hospital and Medical Centers, Refunding Series 2015C, 5.000%, 8/15/44 | 8/25 at 100.00 | Baa1 | 4,669,614 | ||
| 5,410 | Illinois Finance Authority, Revenue Bonds, Southern Illinois Healthcare Enterprises, Inc, Series 2017A, 5.000%, 3/01/47 | 3/27 at 100.00 | A+ | 6,297,186 | ||
| 8,040 | Illinois Finance Authority, Revenue Bonds, The Carle Foundation, Series 2011A, 6.000%, 8/15/41 – AGM Insured | 8/21 at 100.00 | A2 | 8,594,438 |
| Principal Amount (000) | Description (1) | Optional Call Provisions (2) | Ratings (3) | Value | ||
| Illinois (continued) | ||||||
| Illinois Finance Authority, Revenue Bonds, The University of Chicago Medical Center, Series 2011C: | ||||||
| $1,000 | 5.500%, 8/15/41 (Pre-refunded 2/15/21) (6) | 2/21 at 100.00 | AA- (4) | $1,046,340 | ||
| 2,500 | 5.500%, 8/15/41 (Pre-refunded 2/15/21) (UB) (6) | 2/21 at 100.00 | AA- (4) | 2,615,850 | ||
| 15,510 | Illinois Finance Authority, Revenue Bonds, University of Chicago, Series 2012A, 5.000%, 10/01/51 | 10/21 at 100.00 | AA- | 16,317,451 | ||
| Illinois State, General Obligation Bonds, February Series 2014: | ||||||
| 1,600 | 5.250%, 2/01/32 | 2/24 at 100.00 | BBB- | 1,780,256 | ||
| 5,450 | 5.000%, 2/01/39 | 2/24 at 100.00 | BBB- | 5,954,561 | ||
| 1,750 | Illinois State, General Obligation Bonds, January Series 2016, 5.000%, 1/01/32 | 1/26 at 100.00 | BBB- | 2,010,855 | ||
| 5,420 | Illinois State, General Obligation Bonds, May Series 2014, 5.000%, 5/01/39 | 5/24 at 100.00 | BBB- | 5,949,371 | ||
| 5,000 | Illinois State, General Obligation Bonds, November Series 2016, 5.000%, 11/01/34 | 11/26 at 100.00 | BBB- | 5,809,900 | ||
| 15,000 | Illinois State, General Obligation Bonds, November Series 2017C, 5.000%, 11/01/29 | 11/27 at 100.00 | BBB- | 17,859,600 | ||
| 3,500 | Illinois State, General Obligation Bonds, November Series 2017D, 5.000%, 11/01/25 | No Opt. Call | BBB- | 4,069,065 | ||
| Illinois State, General Obligation Bonds, October Series 2016: | ||||||
| 3,510 | 5.000%, 2/01/28 | 2/27 at 100.00 | BBB- | 4,179,919 | ||
| 6,100 | 5.000%, 2/01/29 | 2/27 at 100.00 | BBB- | 7,240,456 | ||
| 10,000 | Illinois State, General Obligation Bonds, Refunding Series 2010, 5.000%, 1/01/21 – AGM Insured | 3/20 at 100.00 | BBB | 10,029,800 | ||
| 2,515 | Illinois State, General Obligation Bonds, Refunding Series 2012, 5.000%, 8/01/24 | 8/22 at 100.00 | BBB- | 2,711,069 | ||
| Illinois State, General Obligation Bonds, Series 2012A: | ||||||
| 2,500 | 5.000%, 3/01/25 | 3/22 at 100.00 | BBB- | 2,662,800 | ||
| 4,500 | 5.000%, 3/01/27 | 3/22 at 100.00 | BBB- | 4,782,825 | ||
| 2,035 | Illinois State, General Obligation Bonds, Series 2013, 5.500%, 7/01/38 | 7/23 at 100.00 | BBB- | 2,244,727 | ||
| 5,030 | Illinois Toll Highway Authority, Toll Highway Revenue Bonds, Senior Lien Series 2013A, 5.000%, 1/01/38 | 1/23 at 100.00 | A1 | 5,534,056 | ||
| Illinois Toll Highway Authority, Toll Highway Revenue Bonds, Senior Lien Series 2014B: | ||||||
| 8,000 | 5.000%, 1/01/38 | 1/24 at 100.00 | A1 | 9,053,360 | ||
| 6,500 | 5.000%, 1/01/39 | 1/24 at 100.00 | A1 | 7,348,965 | ||
| 10,040 | Illinois Toll Highway Authority, Toll Highway Revenue Bonds, Senior Lien Series 2015A, 5.000%, 1/01/40 | 7/25 at 100.00 | A1 | 11,791,679 | ||
| 8,890 | Illinois Toll Highway Authority, Toll Highway Revenue Bonds, Senior Lien Series 2015B, 5.000%, 1/01/40 | 1/26 at 100.00 | A1 | 10,550,119 | ||
| 10,000 | Illinois Toll Highway Authority, Toll Highway Revenue Bonds, Senior Lien Series 2017A, 5.000%, 1/01/42 | 1/28 at 100.00 | A1 | 12,209,000 | ||
| 1,115 | Illinois Toll Highway Authority, Toll Highway Revenue Bonds, Tender Option Bond Trust 2015-XF0051, 15.374%, 1/01/38, 144A (IF) | 1/23 at 100.00 | A1 | 1,562,416 | ||
| 11,050 | Illinois, General Obligation Bonds, Illinois FIRST Program, Series 2001, 6.000%, 11/01/26 – FGIC Insured | No Opt. Call | BBB- | 13,055,133 | ||
| 1,740 | Lake County Community Unit School District 60, Waukegan, Illinois, General Obligation Refunding Bonds, Series 2001B, 0.000%, 11/01/21 – AGM Insured | No Opt. Call | A2 | 1,696,813 |
| NEA | Nuveen AMT-Free Quality Municipal Income Fund (continued) |
| Portfolio of Investments January 31, 2020 | |
| (Unaudited) |
| Principal Amount (000) | Description (1) | Optional Call Provisions (2) | Ratings (3) | Value | ||
| Illinois (continued) | ||||||
| $4,020 | Lake, Cook, Kane and McHenry Counties Community Unit School District 220, Barrington, Illinois, General Obligation Bonds, Refunding Series 2002, 5.250%, 12/01/20 – AGM Insured (UB) | No Opt. Call | A2 | $4,162,348 | ||
| 5,000 | Macon County School District 61 Decatur, Illinois, General Obligation Bonds, Alternate Revenue Source Series 2011A, 5.250%, 1/01/39 – AGM Insured | 1/21 at 100.00 | A2 | 5,169,700 | ||
| 17,945 | McHenry and Kane Counties Community Consolidated School District 158, Huntley, Illinois, General Obligation Bonds, Series 2003, 0.000%, 1/01/22 – FGIC Insured | No Opt. Call | Baa2 | 17,388,526 | ||
| 2,910 | McHenry County Community High School District 154, Marengo, Illinois, Capital Appreciation School Bonds, Series 2001, 0.000%, 1/01/21 – FGIC Insured | No Opt. Call | Aa2 | 2,875,429 | ||
| 5,000 | Metropolitan Pier and Exposition Authority, Illinois, McCormick Place Expansion Project Bonds, Refunding Series 2012B, 5.000%, 6/15/52 (UB) (6) | 6/22 at 100.00 | BBB- | 5,287,650 | ||
| 4,750 | Metropolitan Pier and Exposition Authority, Illinois, McCormick Place Expansion Project Bonds, Refunding Series 2020A, 5.000%, 6/15/50 (WI/DD, Setting 3/17/20) | 12/29 at 100.00 | BBB- | 5,711,970 | ||
| 5,000 | Metropolitan Pier and Exposition Authority, Illinois, McCormick Place Expansion Project Bonds, Series 2015A, 5.500%, 6/15/53 | 12/25 at 100.00 | BBB- | 5,768,950 | ||
| 2,030 | Metropolitan Pier and Exposition Authority, Illinois, McCormick Place Expansion Project Bonds, Series 2017A, 5.000%, 6/15/57 | 12/27 at 100.00 | BBB- | 2,360,849 | ||
| Metropolitan Pier and Exposition Authority, Illinois, McCormick Place Expansion Project Refunding Bonds, Series 2010A: | ||||||
| 3,790 | 5.500%, 6/15/50 (Pre-refunded 6/15/20) | 6/20 at 100.00 | BBB- (4) | 3,852,876 | ||
| 11,795 | 5.500%, 6/15/50 | 6/20 at 100.00 | Ba1 | 11,990,679 | ||
| Metropolitan Pier and Exposition Authority, Illinois, Revenue Bonds, McCormick Place Expansion Project, Capital Appreciation Refunding Series 2010B-1: | ||||||
| 33,000 | 0.000%, 6/15/45 – AGM Insured | No Opt. Call | BBB- | 15,846,600 | ||
| 5,355 | 0.000%, 6/15/46 – AGM Insured | No Opt. Call | BBB- | 2,489,486 | ||
| Metropolitan Pier and Exposition Authority, Illinois, Revenue Bonds, McCormick Place Expansion Project, Refunding Series 1996A: | ||||||
| 16,570 | 0.000%, 12/15/20 – NPFG Insured | No Opt. Call | BBB- | 16,374,308 | ||
| 5,010 | 0.000%, 12/15/21 – NPFG Insured | No Opt. Call | BBB- | 4,873,478 | ||
| 23,920 | 0.000%, 12/15/22 – NPFG Insured | No Opt. Call | BBB- | 22,857,474 | ||
| 13,350 | 0.000%, 12/15/24 – NPFG Insured | No Opt. Call | BBB- | 12,243,285 | ||
| Metropolitan Pier and Exposition Authority, Illinois, Revenue Bonds, McCormick Place Expansion Project, Refunding Series 1998A: | ||||||
| 4,275 | 5.500%, 12/15/23 – FGIC Insured (ETM) | No Opt. Call | BBB- (4) | 4,647,267 | ||
| 4,380 | 5.500%, 12/15/23 – FGIC Insured | No Opt. Call | BBB- | 4,731,845 | ||
| Metropolitan Pier and Exposition Authority, Illinois, Revenue Bonds, McCormick Place Expansion Project, Refunding Series 2010B-2: | ||||||
| 2,330 | 5.000%, 6/15/50 | 6/20 at 100.00 | Ba1 | 2,364,414 | ||
| 8,000 | 5.250%, 6/15/50 | 6/20 at 100.00 | Ba1 | 8,125,440 |
| Principal Amount (000) | Description (1) | Optional Call Provisions (2) | Ratings (3) | Value | ||
| Illinois (continued) | ||||||
| Metropolitan Pier and Exposition Authority, Illinois, Revenue Bonds, McCormick Place Expansion Project, Series 2002A: | ||||||
| $1,420 | 5.700%, 6/15/25 (Pre-refunded 6/15/22) | 6/22 at 101.00 | N/R (4) | $1,591,877 | ||
| 5,080 | 5.700%, 6/15/25 | 6/22 at 101.00 | BBB- | 5,598,414 | ||
| 8,000 | 5.750%, 6/15/26 – NPFG Insured | 6/22 at 101.00 | BBB- | 8,799,680 | ||
| 1,115 | 5.750%, 6/15/27 | 6/22 at 101.00 | BBB- | 1,223,545 | ||
| 4,610 | 5.750%, 6/15/27 (Pre-refunded 6/15/22) | 6/22 at 101.00 | N/R (4) | 5,173,388 | ||
| 195 | 0.000%, 6/15/30 (ETM) | No Opt. Call | N/R (4) | 164,465 | ||
| 3,505 | 0.000%, 6/15/30 | No Opt. Call | BBB | 2,708,559 | ||
| 28,000 | 0.000%, 12/15/35 – AGM Insured | No Opt. Call | BBB- | 18,366,320 | ||
| 3,280 | 0.000%, 6/15/37 – NPFG Insured | No Opt. Call | BBB- | 1,980,234 | ||
| 11,715 | 0.000%, 12/15/38 – NPFG Insured | No Opt. Call | BBB- | 6,715,624 | ||
| 8,810 | Metropolitan Pier and Exposition Authority, Illinois, Revenue Bonds, McCormick Place Hospitality Facility, Series 1996A, 7.000%, 7/01/26 (ETM) | No Opt. Call | AA+ (4) | 10,701,066 | ||
| 17,865 | Regional Transportation Authority, Cook, DuPage, Kane, Lake, McHenry and Will Counties, Illinois, General Obligation Bonds, Series 1999, 5.750%, 6/01/23 – AGM Insured | No Opt. Call | A2 | 19,970,033 | ||
| 2,300 | Regional Transportation Authority, Cook, DuPage, Kane, Lake, McHenry and Will Counties, Illinois, General Obligation Bonds, Series 2000A, 6.500%, 7/01/30 – NPFG Insured | No Opt. Call | A2 | 3,219,747 | ||
| 4,125 | Southwestern Illinois Development Authority, Health Facility Revenue Bonds, Memorial Group, Inc, Series 2013, 7.625%, 11/01/48 (Pre-refunded 11/01/23) | 11/23 at 100.00 | N/R (4) | 5,126,096 | ||
| Springfield, Illinois, Electric Revenue Bonds, Senior Lien Series 2015: | ||||||
| 2,250 | 5.000%, 3/01/29 | 3/25 at 100.00 | A3 | 2,644,695 | ||
| 7,000 | 5.000%, 3/01/31 | 3/25 at 100.00 | A3 | 8,178,310 | ||
| 2,685 | Sterling, Whiteside County, Illinois, General Obligation Bonds, Recovery Zone Facility Series 2010A, 5.250%, 5/01/31 – AGM Insured | 5/20 at 100.00 | AA | 2,710,508 | ||
| 2,000 | University of Illinois, Health Services Facilities System Revenue Bonds, Series 2013, 6.250%, 10/01/38 | 10/23 at 100.00 | Baa1 | 2,292,580 | ||
| 4,810 | Will County Community High School District 210 Lincoln-Way, Illinois, General Obligation Bonds, Series 2006, 0.000%, 1/01/23 – AGM Insured | No Opt. Call | A2 | 4,569,308 | ||
| Will County Community Unit School District 201U, Crete-Monee, Illinois, General Obligation Bonds, Capital Appreciation Series 2004: | ||||||
| 780 | 0.000%, 11/01/22 – NPFG Insured (ETM) | No Opt. Call | Baa2 (4) | 754,416 | ||
| 2,550 | 0.000%, 11/01/22 – NPFG Insured | No Opt. Call | Baa2 | 2,438,871 | ||
| 1,895 | Williamson & Johnson Counties Community Unit School District 2, Marion, Illinois, General Obligation Bonds, Series 2011, 7.250%, 12/01/28 (Pre-refunded 12/01/20) – AGM Insured | 12/20 at 100.00 | A2 (4) | 1,993,161 | ||
| 861,240 | Total Illinois | 887,680,714 | ||||
| Indiana – 3.0% (2.0% of Total Investments) | ||||||
| 6,000 | Indiana Finance Authority, Educational Facilities Revenue Bonds, Valparaiso University Project, Series 2014, 5.000%, 10/01/44 | 10/24 at 100.00 | Baa1 | 6,715,440 |
| NEA | Nuveen AMT-Free Quality Municipal Income Fund (continued) |
| Portfolio of Investments January 31, 2020 | |
| (Unaudited) |
| Principal Amount (000) | Description (1) | Optional Call Provisions (2) | Ratings (3) | Value | ||
| Indiana (continued) | ||||||
| Indiana Finance Authority, Hospital Revenue Bonds, Community Health Network Project, Series 2012A: | ||||||
| $5,000 | 4.000%, 5/01/35 | 5/23 at 100.00 | A | $5,303,850 | ||
| 5,420 | 5.000%, 5/01/42 | 5/23 at 100.00 | A | 5,970,076 | ||
| 10,000 | Indiana Finance Authority, Hospital Revenue Bonds, Indiana University Health Obligation Group, Fixed Rate Series 2019A, 4.000%, 12/01/49 | 12/29 at 100.00 | AA | 11,325,500 | ||
| Indiana Finance Authority, Hospital Revenue Bonds, Indiana University Health Obligation Group, Refunding 2015A: | ||||||
| 1,875 | 4.000%, 12/01/40 | 6/25 at 100.00 | AA | 2,044,650 | ||
| 3,400 | 5.000%, 12/01/40 | 6/25 at 100.00 | AA | 3,993,436 | ||
| 8,630 | Indiana Finance Authority, Revenue Bonds, Community Foundation of Northwest Indiana Obligated Group, Series 2012, 5.000%, 3/01/41 (Pre-refunded 3/01/22) | 3/22 at 100.00 | AA- (4) | 9,350,087 | ||
| 2,500 | Indiana Finance Authority, Revenue Bonds, Trinity Health Care Group, Refunding Series 2010B, 5.000%, 12/01/37 (Pre-refunded 12/01/20) | 12/20 at 100.00 | AA- (4) | 2,582,550 | ||
| 11,000 | Indiana Finance Authority, Wastewater Utility Revenue Bonds, CWA Authority Project, First Lien Green Series 2016A, 5.000%, 10/01/46 | 10/26 at 100.00 | A+ | 13,060,520 | ||
| 5,000 | Indiana Finance Authority, Wastewater Utility Revenue Bonds, CWA Authority Project, Series 2011B, 5.000%, 10/01/41 | 10/21 at 100.00 | A1 | 5,300,700 | ||
| 5,000 | Indiana Finance Authority, Wastewater Utility Revenue Bonds, CWA Authority Project, Series 2012A, 5.000%, 10/01/37 | 10/22 at 100.00 | Aa3 | 5,493,700 | ||
| 13,215 | Indiana Finance Authority, Wastewater Utility Revenue Bonds, CWA Authority Project, Series 2014A, 5.000%, 10/01/44 | 10/24 at 100.00 | A+ | 15,226,323 | ||
| 5,130 | Indiana Finance Authority, Water Utility Revenue Bonds, Citizens Energy Group Project, First Lien Series 2016A, 5.000%, 10/01/46 | 10/26 at 100.00 | A+ | 6,090,951 | ||
| 3,175 | Indiana Health Facility Financing Authority, Revenue Bonds, Ancilla Systems Inc Obligated Group, Series 1997, 5.250%, 7/01/22 – NPFG Insured (ETM) | 3/20 at 100.00 | N/R (4) | 3,184,747 | ||
| 14,100 | Indiana Municipal Power Agency Power Supply System Revenue Bonds, Refunding Series 2016A, 5.000%, 1/01/42 | 7/26 at 100.00 | A+ | 16,828,914 | ||
| 3,000 | Indiana Municipal Power Agency, Power Supply System Revenue Bonds, Series 2011A, 5.000%, 1/01/31 (Pre-refunded 7/01/21) | 7/21 at 100.00 | A+ (4) | 3,175,200 | ||
| Indianapolis Local Public Improvement Bond Bank, Indiana, Series 1999E: | ||||||
| 9,255 | 0.000%, 2/01/25 – AMBAC Insured | No Opt. Call | AA- | 8,719,691 | ||
| 9,560 | 0.000%, 2/01/26 – AMBAC Insured | No Opt. Call | AA- | 8,838,985 | ||
| 1,580 | Zionsville Community Schools Building Corporation, Indiana, First Mortgage Bonds, Series 2005Z, 0.000%, 1/15/28 – AGM Insured | No Opt. Call | A2 | 1,392,960 | ||
| 122,840 | Total Indiana | 134,598,280 | ||||
| Iowa – 2.1% (1.3% of Total Investments) | ||||||
| 4,000 | Ames, Iowa, Hospital Revenue Bonds, Mary Greeley Medical Center, Series 2011, 5.250%, 6/15/36 (Pre-refunded 6/15/20) | 6/20 at 100.00 | A2 (4) | 4,061,240 | ||
| 16,130 | Iowa Finance Authority, Iowa, Midwestern Disaster Area Revenue Bonds, Iowa Fertilizer Company Project, Series 2013, 5.250%, 12/01/25 | 12/23 at 100.00 | B- | 17,931,076 | ||
| 2,690 | Iowa Finance Authority, Iowa, Midwestern Disaster Area Revenue Bonds, Iowa Fertilizer Company Project, Series 2013B, 5.250%, 12/01/50 (Mandatory Put 12/01/37) | 12/22 at 105.00 | BB- | 2,969,249 |
| Principal Amount (000) | Description (1) | Optional Call Provisions (2) | Ratings (3) | Value | ||
| Iowa (continued) | ||||||
| $2,310 | Iowa Finance Authority, Iowa, Midwestern Disaster Area Revenue Bonds, Iowa Fertilizer Company Project, Series 2016, 5.875%, 12/01/26, 144A | 3/20 at 104.00 | B- | $2,406,211 | ||
| 3,085 | Iowa Finance Authority, Senior Housing Revenue Bonds, Northcrest Inc Project, Series 2018A, 5.000%, 3/01/48 | 3/24 at 103.00 | BB+ | 3,361,879 | ||
| Iowa Tobacco Settlement Authority, Asset Backed Settlement Revenue Bonds, Series 2005C: | ||||||
| 13,950 | 5.375%, 6/01/38 | 3/20 at 100.00 | B- | 14,101,218 | ||
| 12,830 | 5.500%, 6/01/42 | 3/20 at 100.00 | B- | 12,969,077 | ||
| 5,675 | 5.625%, 6/01/46 | 3/20 at 100.00 | B- | 5,736,517 | ||
| 16,100 | Iowa Tobacco Settlement Authority, Tobacco Asset-Backed Revenue Bonds, Series 2005B, 5.600%, 6/01/34 | 3/20 at 100.00 | B- | 16,274,524 | ||
| Xenia Rural Water District, Iowa, Water Revenue Bonds, Refunding Capital Loan Note Series 2016: | ||||||
| 4,700 | 5.000%, 12/01/36 | 12/26 at 100.00 | BBB+ | 5,487,203 | ||
| 5,990 | 5.000%, 12/01/41 | 12/26 at 100.00 | BBB+ | 6,913,299 | ||
| 87,460 | Total Iowa | 92,211,493 | ||||
| Kansas – 0.4% (0.2% of Total Investments) | ||||||
| 2,000 | Kansas Development Finance Authority, Health Facilities Revenue Bonds, Stormont-Vail Health Care Inc, Series 2013J, 5.000%, 11/15/38 | 11/22 at 100.00 | A2 | 2,163,580 | ||
| 3,000 | Kansas Development Finance Authority, Hospital Revenue Bonds, Adventist Health System/Sunbelt Obligated Group, Series 2012A, 5.000%, 11/15/28 | 5/22 at 100.00 | AA | 3,247,230 | ||
| 3,700 | Kansas Municipal Energy Agency, Power Project Revenue Bonds, Dogwood Project, Series 2018A, 5.000%, 4/01/38 – BAM Insured | 4/26 at 100.00 | AA | 4,331,331 | ||
| 5,270 | Lawrence, Kansas, Hospital Revenue Bonds, Lawrence Memorial Hospital, Series 2018A, 5.000%, 7/01/43 | 7/28 at 100.00 | A | 6,341,602 | ||
| 13,970 | Total Kansas | 16,083,743 | ||||
| Kentucky – 1.0% (0.6% of Total Investments) | ||||||
| 6,010 | Kentucky Economic Development Finance Authority, Health System Revenue Bonds, Norton Healthcare Inc, Series 2000B, 0.000%, 10/01/28 – NPFG Insured | No Opt. Call | Baa2 | 4,950,858 | ||
| 2,000 | Kentucky Economic Development Finance Authority, Hospital Revenue Bonds, Baptist Healthcare System Obligated Group, Series 2011, 5.000%, 8/15/42 | 8/21 at 100.00 | Baa1 | 2,090,360 | ||
| 1,300 | Kentucky Economic Development Finance Authority, Hospital Revenue Bonds, Owensboro Health, Refunding Series 2017A, 5.000%, 6/01/37 | 6/27 at 100.00 | BB+ | 1,515,774 | ||
| 4,525 | Kentucky Economic Development Finance Authority, Hospital Revenue Bonds, Owensboro Medical Health System, Series 2010A, 6.500%, 3/01/45 (Pre-refunded 6/01/20) | 6/20 at 100.00 | BB+ (4) | 4,605,590 | ||
| Kentucky Public Transportation Infrastructure Authority, First Tier Toll Revenue Bonds, Downtown Crossing Project, Convertible Capital Appreciation Series 2013C: | ||||||
| 5,000 | 0.000%, 7/01/43 (5) | 7/31 at 100.00 | Baa3 | 5,756,850 | ||
| 8,610 | 0.000%, 7/01/46 (5) | 7/31 at 100.00 | Baa3 | 9,922,508 |
| NEA | Nuveen AMT-Free Quality Municipal Income Fund (continued) |
| Portfolio of Investments January 31, 2020 | |
| (Unaudited) |
| Principal Amount (000) | Description (1) | Optional Call Provisions (2) | Ratings (3) | Value | ||
| Kentucky (continued) | ||||||
| Kentucky Public Transportation Infrastructure Authority, First Tier Toll Revenue Bonds, Downtown Crossing Project, Series 2013A: | ||||||
| $2,655 | 5.750%, 7/01/49 | 7/23 at 100.00 | Baa3 | $2,991,415 | ||
| 430 | 6.000%, 7/01/53 | 7/23 at 100.00 | Baa3 | 489,129 | ||
| 4,630 | Lexington-Fayette Urban County Government Public Facilities Corporation, Kentucky State Lease Revenue Bonds, Eastern State Hospital Project, Series 2011A, 5.250%, 6/01/31 | 6/21 at 100.00 | A- | 4,836,267 | ||
| Louisville/Jefferson County Metro Government, Kentucky, Revenue Bonds, Catholic Health Initiatives, Series 2012A: | ||||||
| 2,980 | 5.000%, 12/01/35 (Pre-refunded 6/01/22) | 6/22 at 100.00 | BBB+ (4) | 3,247,455 | ||
| 3,000 | 5.000%, 12/01/35 | 6/22 at 100.00 | N/R | 3,280,140 | ||
| 41,140 | Total Kentucky | 43,686,346 | ||||
| Louisiana – 2.7% (1.8% of Total Investments) | ||||||
| 7,445 | Ascension Parish Industrial development Board, Louisiana, Revenue Bonds, Impala Warehousing (US) LLC Project, Series 2013, 6.000%, 7/01/36 | 7/23 at 100.00 | N/R | 8,112,817 | ||
| 4,000 | Board of Commissioners of the Port of New Orleans Port Facility Revenue Bonds, Louisiana, Refunding Series 2018A, 5.000%, 4/01/48 – AGM Insured | 4/28 at 100.00 | A2 | 4,825,360 | ||
| 670 | Jefferson Parish Hospital District1, Louisiana, Hospital Revenue Bonds, West Jefferson Medical Center, Refunding Series 2011A, 6.000%, 1/01/39 (Pre-refunded 1/01/21) – AGM Insured | 1/21 at 100.00 | A2 (4) | 700,331 | ||
| 1,870 | Jefferson Sales Tax District, Jefferson Parish, Louisiana, Special Sales Tax Revenue Bonds, Series 2017B, 5.000%, 12/01/42 – AGM Insured | 12/27 at 100.00 | A1 | 2,284,112 | ||
| 5,000 | Lafayette Public Trust Financing Authority, Louisiana, Revenue Bonds, Ragin' Cajun Facilities Inc Housing & Parking Project, Series 2010, 5.500%, 10/01/41 (Pre-refunded 10/01/20) – AGM Insured | 10/20 at 100.00 | AA (4) | 5,151,600 | ||
| 1,695 | Louisiana Public Facilities Authority, Lease Revenue Bonds, Provident Group-Flagship Properties LLC - Louisiana State University Nicolson Gateway Project, Series 2016A, 5.000%, 7/01/46 | 7/26 at 100.00 | A3 | 1,969,793 | ||
| Louisiana Public Facilities Authority, Revenue Bonds, Ochsner Clinic Foundation Project, Refunding Series 2016: | ||||||
| 20 | 4.000%, 5/15/35 (Pre-refunded 5/15/26) | 5/26 at 100.00 | N/R (4) | 23,431 | ||
| 2,345 | 4.000%, 5/15/36 | 5/26 at 100.00 | A3 | 2,569,463 | ||
| 20 | 5.000%, 5/15/47 (Pre-refunded 5/15/26) | 5/26 at 100.00 | N/R (4) | 24,639 | ||
| Louisiana Public Facilities Authority, Revenue Bonds, Ochsner Clinic Foundation Project, Refunding Series 2017: | ||||||
| 4,000 | 5.000%, 5/15/42 | 5/27 at 100.00 | A3 | 4,690,560 | ||
| 22,625 | 5.000%, 5/15/46 | 5/27 at 100.00 | A3 | 26,360,161 | ||
| 5,750 | Louisiana Public Facilities Authority, Revenue Bonds, Ochsner Clinic Foundation Project, Series 2011, 6.750%, 5/15/41 (Pre-refunded 5/15/21) | 5/21 at 100.00 | A3 (4) | 6,174,120 | ||
| 1,975 | Louisiana Public Facilities Authority, Revenue Bonds, Ochsner Clinic Foundation Project, Series 2015, 5.000%, 5/15/47 | 5/25 at 100.00 | A3 | 2,237,438 | ||
| 13,590 | Louisiana Stadium and Exposition District, Revenue Refunding Bonds, Senior Lien Series 2013A, 5.000%, 7/01/36 | 7/23 at 100.00 | A2 | 15,190,630 |
| Principal Amount (000) | Description (1) | Optional Call Provisions (2) | Ratings (3) | Value | ||
| Louisiana (continued) | ||||||
| $1,015 | Louisiana State, Gasoline and Fuels Tax Revenue Bonds, Refunding Second Lien Series 2017C, 5.000%, 5/01/45 | 11/27 at 100.00 | AA- | $1,232,352 | ||
| 5,000 | Louisiana State, Gasoline and Fuels Tax Revenue Bonds, Second Lien Series 2010B, 5.000%, 5/01/45 (Pre-refunded 5/01/20) | 5/20 at 100.00 | AA- (4) | 5,049,650 | ||
| 12,000 | New Orleans Aviation Board, Louisiana, General Airport Revenue Bonds, North Terminal Project, Series 2015A, 5.000%, 1/01/45 | 1/25 at 100.00 | A | 13,785,600 | ||
| 5,000 | New Orleans Aviation Board, Louisiana, General Airport Revenue Bonds, North Terminal Project, Series 2017A, 5.000%, 1/01/48 | 1/27 at 100.00 | A | 5,922,000 | ||
| 6,280 | New Orleans, Louisiana, Sewerage Service Revenue Bonds, Refunding Series 2014, 5.000%, 6/01/44 | 6/24 at 100.00 | BBB+ | 7,123,969 | ||
| 1,355 | Shreveport, Louisiana, Water and Sewer Revenue Bonds, Refunding Series 2015, 5.000%, 12/01/40 | 12/25 at 100.00 | A- | 1,570,147 | ||
| 5,000 | St Tammany Parish Hospital District No 1, Louisiana, Hospital Revenue and Revenue Refunding Bonds, St Tammany Parish Hospital Project, Series 2018, 5.000%, 7/01/48 | 7/28 at 100.00 | A+ | 5,978,000 | ||
| 106,655 | Total Louisiana | 120,976,173 | ||||
| Maine – 0.5% (0.3% of Total Investments) | ||||||
| 7,000 | Maine Health and Higher Educational Facilities Authority Revenue Bonds, Eastern Maine Medical Center Obligated Group Issue, Series 2013, 5.000%, 7/01/43 | 7/23 at 100.00 | Ba1 | 7,553,070 | ||
| 6,300 | Maine Health and Higher Educational Facilities Authority Revenue Bonds, Eastern Maine Medical Center Obligated Group Issue, Series 2016A, 5.000%, 7/01/41 | 7/26 at 100.00 | Ba1 | 7,138,845 | ||
| Maine Health and Higher Educational Facilities Authority Revenue Bonds, MaineHealth Issue, Series 2018A: | ||||||
| 3,440 | 5.000%, 7/01/43 | 7/28 at 100.00 | A+ | 4,165,771 | ||
| 2,935 | 5.000%, 7/01/48 | 7/28 at 100.00 | A+ | 3,528,868 | ||
| 1,050 | Maine Health and Higher Educational Facilities Authority, Revenue Bonds, Maine General Medical Center, Series 2011, 6.750%, 7/01/41 | 7/21 at 100.00 | Ba3 | 1,118,576 | ||
| 20,725 | Total Maine | 23,505,130 | ||||
| Maryland – 1.2% (0.8% of Total Investments) | ||||||
| Baltimore, Maryland, Convention Center Hotel Revenue Bonds, Refunding Series 2017: | ||||||
| 3,260 | 5.000%, 9/01/35 | 9/27 at 100.00 | BBB- | 3,874,966 | ||
| 1,000 | 5.000%, 9/01/39 | 9/27 at 100.00 | BBB- | 1,172,580 | ||
| 1,645 | 5.000%, 9/01/46 | 9/27 at 100.00 | BBB- | 1,917,198 | ||
| 8,610 | Baltimore, Maryland, Revenue Bonds, Water Projects, Subordinate Series 2017A, 5.000%, 7/01/41 | 1/27 at 100.00 | A+ | 10,329,503 | ||
| 1,000 | Maryland Health and Higher Educational Facilities Authority, Revenue Bonds, Mercy Medical Cente, Series 2011, 6.250%, 7/01/31 | 7/21 at 100.00 | BBB | 1,066,940 | ||
| 3,500 | Maryland Health and Higher Educational Facilities Authority, Revenue Bonds, University of Maryland Medical System Issue, Series 2013A, 5.000%, 7/01/43 | 7/22 at 100.00 | A- | 3,764,495 | ||
| 4,000 | Maryland Health and Higher Educational Facilities Authority, Revenue Bonds, University of Maryland Medical System Issue, Taxable Series 2017D, 4.000%, 7/01/48 | 1/28 at 100.00 | A- | 4,414,360 | ||
| 17,000 | Maryland Stadium Authority, Lease Revenue Bonds, Baltimore City Public Schools Construction & Revitalization Program, Series 2018A, 5.000%, 5/01/42 | 5/28 at 100.00 | AA- | 20,944,510 |
| NEA | Nuveen AMT-Free Quality Municipal Income Fund (continued) |
| Portfolio of Investments January 31, 2020 | |
| (Unaudited) |
| Principal Amount (000) | Description (1) | Optional Call Provisions (2) | Ratings (3) | Value | ||
| Maryland (continued) | ||||||
| $2,000 | Montgomery County, Maryland, Revenue Bonds, Trinity Health Credit Group, Series 2015, 5.000%, 12/01/44 | 6/25 at 100.00 | AA- | $2,326,860 | ||
| 1,150 | Rockville Mayor and Council, Maryland, Economic Development Revenue Bonds, Ingleside King Farm Project, Series 2017A-1, 5.000%, 11/01/37 | 11/24 at 103.00 | BB- | 1,282,492 | ||
| 2,100 | Rockville Mayor and Council, Maryland, Economic Development Revenue Bonds, Series 2017B, 5.000%, 11/01/42 | 11/24 at 103.00 | BB- | 2,322,117 | ||
| 45,265 | Total Maryland | 53,416,021 | ||||
| Massachusetts – 1.8% (1.2% of Total Investments) | ||||||
| 1,250 | Massachusetts Development Finance Agency, Hospital Revenue Bonds, Cape Cod Healthcare Obligated Group, Series 2013, 5.250%, 11/15/41 | 11/23 at 100.00 | A+ | 1,396,400 | ||
| 435 | Massachusetts Development Finance Agency, Revenue Bonds, Atrius Health Issue, Series 2019A, 5.000%, 6/01/39 | 6/29 at 100.00 | BBB | 534,389 | ||
| 930 | Massachusetts Development Finance Agency, Revenue Bonds, Boston Medical Center Issue, Green Bonds, Series 2015D, 5.000%, 7/01/44 | 7/25 at 100.00 | BBB | 1,055,950 | ||
| 11,370 | Massachusetts Development Finance Agency, Revenue Bonds, Boston University, Series 2016BB-1, 5.000%, 10/01/46 | 10/26 at 100.00 | AA- | 13,760,201 | ||
| 3,630 | Massachusetts Development Finance Agency, Revenue Bonds, CareGroup Issue, Series 2018J-2, 5.000%, 7/01/53 | 7/28 at 100.00 | A3 | 4,345,001 | ||
| 1,100 | Massachusetts Development Finance Agency, Revenue Bonds, Dana-Farber Cancer Institute Issue, Series 2016N, 5.000%, 12/01/46 | 12/26 at 100.00 | A | 1,303,665 | ||
| Massachusetts Development Finance Agency, Revenue Bonds, Emerson College, Series 2015: | ||||||
| 2,070 | 4.500%, 1/01/45 | 1/25 at 100.00 | Baa2 | 2,269,921 | ||
| 8,800 | 5.000%, 1/01/45 | 1/25 at 100.00 | Baa2 | 9,961,336 | ||
| 2,700 | Massachusetts Development Finance Agency, Revenue Bonds, Olin College, Series 2013E, 5.000%, 11/01/43 | 11/23 at 100.00 | A2 | 3,033,774 | ||
| 4,000 | Massachusetts Development Finance Agency, Revenue Bonds, Partners HealthCare System Issue, Series 2017S-1, 4.000%, 7/01/35 | 1/28 at 100.00 | AA- | 4,656,080 | ||
| 1,725 | Massachusetts Development Finance Agency, Revenue Bonds, Wellforce Issue, Series 2019A, 5.000%, 7/01/44 | 1/29 at 100.00 | BBB+ | 2,075,003 | ||
| Massachusetts Development Finance Agency, Revenue Bonds, Western New England University, Series 2015: | ||||||
| 1,380 | 5.000%, 9/01/40 | 9/25 at 100.00 | BBB | 1,576,898 | ||
| 1,545 | 5.000%, 9/01/45 | 9/25 at 100.00 | BBB | 1,752,694 | ||
| 3,000 | Massachusetts Development Finance Authority, Revenue Bonds, WGBH Educational Foundation, Series 2002A, 5.750%, 1/01/42 – AMBAC Insured | No Opt. Call | AA- | 4,638,690 | ||
| 1,800 | Massachusetts Health and Educational Facilities Authority, Revenue Bonds, Massachusetts Eye and Ear Infirmary, Series 2010C, 5.375%, 7/01/35 (Pre-refunded 7/01/20) | 7/20 at 100.00 | N/R (4) | 1,832,220 | ||
| 900 | Massachusetts Port Authority, Special Facilities Revenue Bonds, ConRac Project, Series 2011A, 5.125%, 7/01/41 | 7/21 at 100.00 | A3 | 947,466 | ||
| 6,840 | Massachusetts School Building Authority, Dedicated Sales Tax Revenue Bonds, Senior Series 2013A, 5.000%, 5/15/43 | 5/23 at 100.00 | Aa2 | 7,667,777 | ||
| 7,500 | Massachusetts School Building Authority, Dedicated Sales Tax Revenue Bonds, Tender Option Bond Trust 2016-XF2223, 8.616%, 8/15/24, 144A (IF) | 8/22 at 100.00 | Aa2 | 9,078,750 |
| Principal Amount (000) | Description (1) | Optional Call Provisions (2) | Ratings (3) | Value | ||
| Massachusetts (continued) | ||||||
| $8,050 | Metropolitan Boston Transit Parking Corporation, Massachusetts, Systemwide Parking Revenue Bonds, Senior Lien Series 2011, 5.000%, 7/01/41 | 7/21 at 100.00 | A+ | $8,467,795 | ||
| 500 | Springfield Water and Sewer Commission, Massachusetts, General Revenue Bonds, Refunding Series 2010B, 5.000%, 11/15/30 (Pre-refunded 11/15/20) – AGC Insured | 11/20 at 100.00 | A3 (4) | 516,220 | ||
| 69,525 | Total Massachusetts | 80,870,230 | ||||
| Michigan – 4.8% (3.1% of Total Investments) | ||||||
| 5,335 | Detroit Water and Sewerage Department, Michigan, Sewage Disposal System Revenue Bonds, Refunding Senior Lien Series 2012A, 5.250%, 7/01/39 | 7/22 at 100.00 | A2 | 5,838,304 | ||
| 2,830 | Detroit, Michigan, Senior Lien Sewerage Disposal System Revenue Bonds, Series 2001B, 5.500%, 7/01/29 – NPFG Insured | No Opt. Call | A3 | 3,619,202 | ||
| 10,000 | Detroit, Michigan, Water Supply System Revenue Bonds, Senior Lien Series 2011A, 5.250%, 7/01/41 | 7/21 at 100.00 | A2 | 10,526,100 | ||
| 3,500 | Eastern Michigan University, General Revenue Bonds, Series 2018A, 4.000%, 3/01/44 – AGM Insured | 3/28 at 100.00 | A2 | 3,940,790 | ||
| Grand Rapids and Kent County Joint Building Authority, Michigan, Limited Tax General Obligation Bonds, Devos Place Project, Series 2001: | ||||||
| 7,660 | 0.000%, 12/01/21 | No Opt. Call | AAA | 7,533,074 | ||
| 7,955 | 0.000%, 12/01/22 | No Opt. Call | AAA | 7,739,976 | ||
| 8,260 | 0.000%, 12/01/23 | No Opt. Call | AAA | 7,942,816 | ||
| 8,575 | 0.000%, 12/01/24 | No Opt. Call | AAA | 8,141,877 | ||
| 10,000 | Great Lakes Water Authority, Michigan, Water Supply Revenue Bonds, Refunding Senior Lien Series 2016C, 5.000%, 7/01/35 | 7/26 at 100.00 | A2 | 11,969,800 | ||
| 27,960 | Great Lakes Water Authority, Michigan, Water Supply Revenue Bonds, Senior Lien Series 2016A, 5.000%, 7/01/46 | 7/26 at 100.00 | A2 | 33,078,358 | ||
| Kalamazoo Hospital Finance Authority, Michigan, Hospital Revenue Refunding Bonds, Bronson Methodist Hospital, Remarketed Series 2006: | ||||||
| 895 | 5.250%, 5/15/36 – AGM Insured | 5/20 at 100.00 | A2 | 905,821 | ||
| 1,105 | 5.250%, 5/15/36 (Pre-refunded 5/15/20) – AGM Insured | 5/20 at 100.00 | A2 (4) | 1,118,360 | ||
| 8,815 | Michigan Finance Authority, Hospital Revenue Bonds, Henry Ford Health System, Series 2019A, 4.000%, 11/15/50 | 11/29 at 100.00 | A | 9,838,333 | ||
| 405 | Michigan Finance Authority, Local Government Loan Program Revenue Bonds, Detroit Water & Sewerage Department Water Supply System Local Project, Refunding Senior Loan Series 2014D-1, 5.000%, 7/01/37 – AGM Insured | 7/24 at 100.00 | A2 | 462,271 | ||
| 1,300 | Michigan Finance Authority, Local Government Loan Program Revenue Bonds, Detroit Water & Sewerage Department Water Supply System Local Project, Series 2014C-1, 5.000%, 7/01/44 | 7/22 at 100.00 | A2 | 1,399,177 | ||
| Michigan Finance Authority, Michigan, Revenue Bonds, Trinity Health Credit Group, Refunding Series 2016MI: | ||||||
| 100 | 5.000%, 12/01/45 (Pre-refunded 6/01/26) | 6/26 at 100.00 | N/R (4) | 123,627 | ||
| 6,900 | 5.000%, 12/01/45 | 6/26 at 100.00 | AA- | 8,175,879 | ||
| 12,520 | Michigan Finance Authority, Michigan, Revenue Bonds, Trinity Health Credit Group, Refunding Series 2017A-MI, 4.000%, 12/01/36 | 12/27 at 100.00 | AA- | 14,353,679 |
| NEA | Nuveen AMT-Free Quality Municipal Income Fund (continued) |
| Portfolio of Investments January 31, 2020 | |
| (Unaudited) |
| Principal Amount (000) | Description (1) | Optional Call Provisions (2) | Ratings (3) | Value | ||
| Michigan (continued) | ||||||
| Michigan Finance Authority, Revenue Bonds, Trinity Health Credit Group, Refunding Series 2011MI: | ||||||
| $35 | 5.000%, 12/01/39 (Pre-refunded 12/01/21) | 12/21 at 100.00 | N/R (4) | $37,578 | ||
| 9,965 | 5.000%, 12/01/39 (Pre-refunded 12/01/21) | 12/21 at 100.00 | AA- (4) | 10,708,389 | ||
| 3,000 | Michigan Finance Authority, Revenue Bonds, Trinity Health Credit Group, Refunding Series 2015MI, 5.000%, 12/01/31 (Pre-refunded 6/01/22) | 6/22 at 100.00 | AA- (4) | 3,280,140 | ||
| 10,330 | Michigan Hospital Finance Authority, Revenue Bonds, Ascension Health Senior Credit Group, Refunding and Project Series 2010F-6, 4.000%, 11/15/47 | 11/26 at 100.00 | Aa2 | 11,518,776 | ||
| 1,315 | Michigan Public Power Agency, AFEC Project Revenue Bonds, Series 2012A, 5.000%, 1/01/43 | 1/22 at 100.00 | BBB+ | 1,382,946 | ||
| Michigan State Building Authority, Revenue Bonds, Facilities Program, Refunding Series 2015-I: | ||||||
| 17,000 | 5.000%, 4/15/31 | 10/25 at 100.00 | AA- | 20,315,680 | ||
| 1,615 | 5.000%, 4/15/38 | 10/25 at 100.00 | AA- | 1,910,044 | ||
| 2,000 | Michigan State Hospital Finance Authority, Revenue Bonds, Trinity Health Care Group, Series 2009C, 5.000%, 12/01/48 (Pre-refunded 6/01/22) | 6/22 at 100.00 | AA- (4) | 2,186,760 | ||
| 4,575 | Michigan Tobacco Settlement Finance Authority, Tobacco Settlement Asset-Backed Revenue Bonds, Series 2008A, 6.875%, 6/01/42 | 2/20 at 100.00 | B2 | 4,624,685 | ||
| 4,790 | Mona Shores Public Schools, Muskegon County, Michigan, General Obligation Bonds, School Building & Site Series 2019I, 5.000%, 5/01/48 | 5/29 at 100.00 | Aa1 | 5,882,503 | ||
| 5,780 | Oakland University, Michigan, General Revenue Bonds, Series 2012, 5.000%, 3/01/42 | 3/22 at 100.00 | A1 | 6,183,386 | ||
| 2,200 | Wayne County Airport Authority, Michigan, Revenue Bonds, Detroit Metropolitan Wayne County Airport, Series 2015D, 5.000%, 12/01/45 | 12/25 at 100.00 | A | 2,596,924 | ||
| 5,000 | Wayne State University, Michigan, General Revenue Bonds, Series 2018A, 5.000%, 11/15/43 | 11/28 at 100.00 | A+ | 6,168,350 | ||
| 191,720 | Total Michigan | 213,503,605 | ||||
| Minnesota – 2.2% (1.4% of Total Investments) | ||||||
| 285 | Baytown Township, Minnesota Charter School Lease Revenue Bonds, Saint Croix Preparatory Academy, Refunding Series 2016A, 4.000%, 8/01/36 | 8/26 at 100.00 | BB+ | 298,270 | ||
| 350 | Chatfield, Minnesota, Healthcare and Housing Facilities Revenue Bonds, Chosen Valley Care Center Project, Refunding Series 2019, 4.000%, 9/01/39 | 9/26 at 102.00 | N/R | 352,268 | ||
| 4,005 | City of Milaca, Minnesota Refunding Revenue Bonds, Grandview Christian Home Project, Series 2016, 5.000%, 10/01/41 | 10/24 at 102.00 | N/R | 4,278,982 | ||
| Dakota County Community Development Agency, Minnesota, Senior Housing Revenue Bonds, Walker Highview Hills LLC Project, Refunding Series 2016A: | ||||||
| 2,130 | 3.500%, 8/01/25, 144A | 8/22 at 100.00 | N/R | 2,177,520 | ||
| 1,000 | 5.000%, 8/01/46, 144A | 8/22 at 100.00 | N/R | 1,043,510 | ||
| Duluth Economic Development Authority, Minnesota, Health Care Facilities Revenue Bonds, Essentia Health Obligated Group, Series 2018A: | ||||||
| 3,000 | 5.000%, 2/15/48 | 2/28 at 100.00 | A- | 3,615,690 | ||
| 11,000 | 5.000%, 2/15/53 | 2/28 at 100.00 | A- | 13,152,810 | ||
| 5,240 | 5.250%, 2/15/53 | 2/28 at 100.00 | A- | 6,382,425 | ||
| 3,000 | 5.000%, 2/15/58 | 2/28 at 100.00 | A- | 3,575,130 |
| Principal Amount (000) | Description (1) | Optional Call Provisions (2) | Ratings (3) | Value | ||
| Minnesota (continued) | ||||||
| $9,840 | Independent School District 621, Mounds View, Minnesota, General Obligation Bonds, School Building Series 2018A, 4.000%, 2/01/41 | 2/27 at 100.00 | AAA | $11,086,728 | ||
| 2,800 | Itasca County Independent School District 318, Minnesota, General Obligation Bonds, Series 2018A, 4.000%, 2/01/37 | 2/27 at 100.00 | AAA | 3,215,492 | ||
| Minneapolis, Minnesota, Health Care System Revenue Bonds, Fairview Health Services, Series 2018A: | ||||||
| 2,530 | 4.000%, 11/15/48 | 11/28 at 100.00 | A2 | 2,854,574 | ||
| 3,395 | 5.000%, 11/15/49 | 11/28 at 100.00 | A2 | 4,119,629 | ||
| Minneapolis-St Paul Metropolitan Airports Commission, Minnesota, Airport Revenue Bonds, Senior Lien Series 2016C: | ||||||
| 3,500 | 5.000%, 1/01/41 | 1/27 at 100.00 | AA- | 4,254,110 | ||
| 5,000 | 5.000%, 1/01/46 | 1/27 at 100.00 | AA- | 6,025,300 | ||
| 2,855 | Rochester, Minnesota, Electric Utility Revenue Bonds, Refunding Series 2017A, 5.000%, 12/01/47 | 12/26 at 100.00 | Aa3 | 3,411,696 | ||
| 4,000 | Saint Cloud, Minnesota, Health Care Revenue Bonds, CentraCare Health System, Series 2019, 4.000%, 5/01/49 | 5/29 at 100.00 | A2 | 4,495,360 | ||
| 4,170 | Saint Paul Housing & Redevelopment Authority, Minnesota, Charter School Lease Revenue Bonds, Nova Classical Academy, Series 2016A, 4.125%, 9/01/47 | 9/24 at 102.00 | BBB- | 4,398,516 | ||
| 3,000 | Saint Paul Housing and Redevelopment Authority, Minnesota, Health Care Facility Revenue Bonds, HealthPartners Obligated Group, Refunding Series 2015A, 5.000%, 7/01/30 | 7/25 at 100.00 | A2 | 3,518,640 | ||
| Saint Paul Housing and Redevelopment Authority, Minnesota, Health Care Revenue Bonds, Fairview Health Services, Series 2017A: | ||||||
| 595 | 4.000%, 11/15/35 | 11/27 at 100.00 | A2 | 682,983 | ||
| 1,470 | 4.000%, 11/15/43 | 11/27 at 100.00 | A2 | 1,654,323 | ||
| 850 | Sartell, Minnesota, Health Care Facilities Revenue Bonds, Country Manor Campus LLC Project, Refunding Series 2017, 5.000%, 9/01/42 | 9/27 at 100.00 | N/R | 956,437 | ||
| St Paul Housing and Redevelopment Authority, Minnesota, Hospital Revenue Bonds, HealthEast Inc, Series 2015A: | ||||||
| 550 | 5.250%, 11/15/35 (Pre-refunded 11/15/20) | 11/20 at 100.00 | N/R (4) | 568,474 | ||
| 3,595 | 5.000%, 11/15/40 (Pre-refunded 11/15/25) | 11/25 at 100.00 | N/R (4) | 4,405,205 | ||
| 5,315 | 5.000%, 11/15/44 (Pre-refunded 11/15/25) | 11/25 at 100.00 | N/R (4) | 6,512,842 | ||
| 600 | Wayzata, Minnesota Senior Housing Revenue Bonds, Folkestone Senior Living Community, Refunding Series 2019, 4.000%, 8/01/39 | 8/24 at 102.00 | N/R | 640,254 | ||
| 84,075 | Total Minnesota | 97,677,168 | ||||
| Mississippi – 0.3% (0.2% of Total Investments) | ||||||
| 11,465 | Medical Center Educational Building Corporation, Mississippi, Revenue Bonds, University of Mississippi Medical Center New Facilities & Refinancing Project, Series 2017A, 4.000%, 6/01/47 | 6/27 at 100.00 | Aa2 | 12,664,239 | ||
| Missouri – 3.5% (2.2% of Total Investments) | ||||||
| 2,585 | Bi-State Development Agency of the Missouri-Illinois Metropolitan District, Mass Transit Sales Tax Appropriation Bonds, Refunding Combined Lien Series 2013A, 5.000%, 10/01/44 | 10/22 at 100.00 | Aa2 | 2,835,409 |
| NEA | Nuveen AMT-Free Quality Municipal Income Fund (continued) |
| Portfolio of Investments January 31, 2020 | |
| (Unaudited) |
| Principal Amount (000) | Description (1) | Optional Call Provisions (2) | Ratings (3) | Value | ||
| Missouri (continued) | ||||||
| Boone County, Missouri, Hospital Revenue Bonds, Boone Hospital Center, Refunding Series 2016: | ||||||
| $2,470 | 4.000%, 8/01/33 | 8/26 at 100.00 | Ba1 | $2,481,708 | ||
| 4,590 | 5.000%, 8/01/35 | 8/26 at 100.00 | Ba1 | 4,895,648 | ||
| 640 | 4.000%, 8/01/38 | 8/26 at 100.00 | Ba1 | 622,144 | ||
| Hannibal Industrial Development Authority, Missouri, Health Facilities Revenue Bonds, Hannibal Regional Healthcare System, Series 2017: | ||||||
| 2,860 | 5.000%, 10/01/42 | 10/27 at 100.00 | BBB+ | 3,350,776 | ||
| 1,000 | 5.000%, 10/01/47 | 10/27 at 100.00 | BBB+ | 1,163,800 | ||
| Kansas City Municipal Assistance Corporation, Missouri, Leasehold Revenue Bonds, Series 2004B-1: | ||||||
| 8,150 | 0.000%, 4/15/27 – AMBAC Insured | No Opt. Call | A1 | 7,185,855 | ||
| 5,000 | 0.000%, 4/15/31 – AMBAC Insured | No Opt. Call | A1 | 3,916,400 | ||
| Kansas City, Missouri, Sanitary Sewer System Revenue Bonds, Improvement Series 2018A: | ||||||
| 2,475 | 4.000%, 1/01/38 | 1/28 at 100.00 | AA | 2,847,661 | ||
| 4,470 | 4.000%, 1/01/42 | 1/28 at 100.00 | AA | 5,089,452 | ||
| 170 | Missouri Development Finance Board, Infrastructure Facilities Revenue Bonds, Branson Landing Project, Series 2005A, 6.000%, 6/01/20 | No Opt. Call | A3 | 172,618 | ||
| 1,350 | Missouri Health and Education Facilities Authority, Health Facilities Revenue Bonds, Saint Luke's Health System, Inc, Series 2016, 5.000%, 11/15/35 | 5/26 at 100.00 | A+ | 1,619,379 | ||
| 1,400 | Missouri Health and Educational Facilities Authority, Educational Facilities Revenue Bonds, Kansas City University of Medicine and Biosciences, Series 2017A, 5.000%, 6/01/42 | 6/27 at 100.00 | A1 | 1,680,378 | ||
| 11,985 | Missouri Health and Educational Facilities Authority, Educational Facilities Revenue Bonds, Saint Louis College of Pharmacy, Series 2013, 5.500%, 5/01/43 | 5/23 at 100.00 | BBB | 13,058,856 | ||
| 3,665 | Missouri Health and Educational Facilities Authority, Health Facilities Revenue Bonds, BJC Health System, Series 2015A, 4.000%, 1/01/45 | 1/25 at 100.00 | AA | 3,950,467 | ||
| 1,500 | Missouri Health and Educational Facilities Authority, Health Facilities Revenue Bonds, BJC Health System, Variable Rate Demand Obligation Series 2013C, 4.000%, 1/01/50 (Mandatory Put 1/01/46) | 7/26 at 100.00 | AA | 1,642,365 | ||
| 14,000 | Missouri Health and Educational Facilities Authority, Health Facilities Revenue Bonds, BJC Health System, Variable Rate Demand Obligation Series 2017D, 4.000%, 1/01/58 (Mandatory Put 1/01/48) (UB) (6) | 1/28 at 100.00 | AA | 15,450,820 | ||
| 17,300 | Missouri Health and Educational Facilities Authority, Health Facilities Revenue Bonds, CoxHealth, Series 2013A, 5.000%, 11/15/48 | 11/23 at 100.00 | A2 | 18,970,834 | ||
| Missouri Health and Educational Facilities Authority, Health Facilities Revenue Bonds, CoxHealth, Series 2019A: | ||||||
| 4,165 | 4.000%, 11/15/44 | 5/29 at 100.00 | A2 | 4,687,166 | ||
| 4,220 | 4.000%, 11/15/49 | 5/29 at 100.00 | A2 | 4,737,161 | ||
| Missouri Health and Educational Facilities Authority, Health Facilities Revenue Bonds, Mercy Health, Series 2017C: | ||||||
| 2,220 | 5.000%, 11/15/42 | 11/27 at 100.00 | AA- | 2,687,821 | ||
| 3,000 | 5.000%, 11/15/47 | 11/27 at 100.00 | AA- | 3,605,760 |
| Principal Amount (000) | Description (1) | Optional Call Provisions (2) | Ratings (3) | Value | ||
| Missouri (continued) | ||||||
| $3,000 | Missouri Health and Educational Facilities Authority, Health Facilities Revenue Bonds, SSM Health Care, Series 2014A, 4.000%, 6/01/33 | 6/24 at 100.00 | A+ | $3,248,370 | ||
| 10,000 | Missouri Health and Educational Facilities Authority, Revenue Bonds, Children's Mercy Hospital, Series 2017A, 4.000%, 5/15/42 | 5/25 at 102.00 | A+ | 10,881,100 | ||
| 4,155 | Missouri Health and Educational Facilities Authority, Revenue Bonds, Lutheran Senior Services Projects, Series 2014A, 5.000%, 2/01/35 | 2/24 at 100.00 | BBB | 4,601,912 | ||
| Missouri Health and Educational Facilities Authority, Revenue Bonds, Lutheran Senior Services Projects, Series 2016A: | ||||||
| 1,900 | 5.000%, 2/01/36 | 2/26 at 100.00 | BBB | 2,195,868 | ||
| 2,550 | 5.000%, 2/01/46 | 2/26 at 100.00 | BBB | 2,895,295 | ||
| 1,000 | Missouri Health and Educational Facilities Authority, Revenue Bonds, Lutheran Senior Services Projects, Series 2019C, 4.000%, 2/01/48 | 2/29 at 100.00 | BBB | 1,067,950 | ||
| 500 | Missouri Health and Educational Facilities Authority, Revenue Bonds, Saint Louis University, Series 2019A, 4.000%, 10/01/48 | 4/29 at 100.00 | A1 | 564,090 | ||
| 7,085 | Missouri Joint Municipal Electric Utility Commission, Power Project Revenue Bonds, Pairie State Power Project, Refunding Series 2016A, 5.000%, 12/01/34 | 6/26 at 100.00 | A2 | 8,520,421 | ||
| Saint Charles County Public Water Supply District 2, Missouri, Certificates of Participation, Refunding Series 2016C: | ||||||
| 1,675 | 4.000%, 12/01/31 | 12/25 at 100.00 | AA+ | 1,887,256 | ||
| 2,535 | 5.000%, 12/01/32 | 12/25 at 100.00 | AA+ | 3,042,760 | ||
| 220 | Saint Louis County Industrial Development Authority, Missouri, Revenue Bonds, Friendship Village of Sunset Hills, Series 2013A, 5.875%, 9/01/43 | 9/23 at 100.00 | BB+ | 244,838 | ||
| 7,250 | Saint Louis County Industrial Development Authority, Missouri, Revenue Bonds, Friendship Village Saint Louis Obligated Group, Series 2018A, 5.250%, 9/01/53 | 9/25 at 103.00 | BB+ | 8,253,690 | ||
| 141,085 | Total Missouri | 154,056,028 | ||||
| Montana – 0.4% (0.2% of Total Investments) | ||||||
| 1,475 | Kalispell, Montana, Housing and Healthcare Facilities Revenue Bonds, Immanuel Lutheran Corporation, Series 2017A, 5.250%, 5/15/47 | 5/25 at 102.00 | N/R | 1,601,290 | ||
| 3,310 | Montana Facilities Finance Authority, Montana, Health Facilities Revenue Bonds, Bozeman Deaconess Health Services Obligated Group, Series 2018, 5.000%, 6/01/48 | 6/28 at 100.00 | A | 3,988,053 | ||
| 4,965 | Montana Facility Finance Authority, Healthcare Facility Revenue Bonds, Kalispell Regional Medical Center, Series 2018B, 5.000%, 7/01/48 | 7/28 at 100.00 | BBB | 5,695,898 | ||
| 2,580 | Montana Facility Finance Authority, Hospital Revenue Bonds, Benefits Health System Obligated Group, Refunding Series 2016, 5.000%, 2/15/41 | 2/27 at 100.00 | A+ | 3,030,236 | ||
| 1,825 | Montana Facility Finance Authority, Revenue Bonds, Billings Clinic Obligated Group, Series 2018A, 5.000%, 8/15/48 | 8/28 at 100.00 | AA- | 2,233,544 | ||
| 14,155 | Total Montana | 16,549,021 | ||||
| Nebraska – 0.8% (0.5% of Total Investments) | ||||||
| 2,620 | Central Plains Energy Project, Nebraska, Gas Project 3 Revenue Bonds, Series 2012, 5.000%, 9/01/42 | 9/22 at 100.00 | BBB+ | 2,847,966 | ||
| 3,000 | Douglas County Hospital Authority 2, Nebraska, Health Facilities Revenue Bonds, Children's Hospital Obligated Group, Series 2017, 5.000%, 11/15/47 | 5/27 at 100.00 | A1 | 3,521,250 |
| NEA | Nuveen AMT-Free Quality Municipal Income Fund (continued) |
| Portfolio of Investments January 31, 2020 | |
| (Unaudited) |
| Principal Amount (000) | Description (1) | Optional Call Provisions (2) | Ratings (3) | Value | ||
| Nebraska (continued) | ||||||
| Douglas County Hospital Authority 3, Nebraska, Health Facilities Revenue Bonds, Nebraska Methodist Health System, Refunding Series 2015: | ||||||
| $3,500 | 5.000%, 11/01/45 | 11/25 at 100.00 | A | $4,009,005 | ||
| 1,400 | 5.000%, 11/01/48 | 11/25 at 100.00 | A | 1,599,612 | ||
| 2,280 | Lincoln County Hospital Authority 1, Nebraska, Hospital Revenue and Refunding Bonds, Great Plains Regional Medical Center Project, Series 2012, 5.000%, 11/01/42 | 11/21 at 100.00 | A | 2,393,704 | ||
| 4,000 | Lincoln, Nebraska, Electric System Revenue Bonds, Refunding Series 2012, 5.000%, 9/01/37 (Pre-refunded 9/01/22) | 9/22 at 100.00 | AA (4) | 4,418,640 | ||
| Madison County Hospital Authority 1, Nebraska, Hospital Revenue Bonds, Faith Regional Health Services Project, Refunding Series 2017A: | ||||||
| 2,150 | 5.000%, 7/01/29 | 7/27 at 100.00 | BBB | 2,583,526 | ||
| 2,000 | 5.000%, 7/01/30 | 7/27 at 100.00 | BBB | 2,390,560 | ||
| Madison County Hospital Authority 1, Nebraska, Hospital Revenue Bonds, Faith Regional Health Services Project, Series 2018: | ||||||
| 1,000 | 5.000%, 7/01/32 | 7/25 at 100.00 | BBB | 1,156,450 | ||
| 820 | 5.000%, 7/01/33 | 7/25 at 100.00 | BBB | 946,657 | ||
| 2,000 | 5.000%, 7/01/34 | 7/25 at 100.00 | BBB | 2,305,700 | ||
| 5,110 | Municipal Energy Agency of Nebraska, Power Supply System Revenue Bonds, Refunding Series 2016A, 5.000%, 4/01/38 | 10/26 at 100.00 | A | 6,132,562 | ||
| 29,880 | Total Nebraska | 34,305,632 | ||||
| Nevada – 2.5% (1.6% of Total Investments) | ||||||
| 6,030 | Carson City, Nevada, Hospital Revenue Bonds, Carson Tahoe Regional Healthcare Project, Series 2017A, 5.000%, 9/01/47 | 9/27 at 100.00 | BBB+ | 7,076,205 | ||
| 4,000 | Clark County School District, Nevada, General Obligation Bonds, Limited Tax Building Series 2018A, 4.000%, 6/15/37 | 6/28 at 100.00 | A+ | 4,528,480 | ||
| 7,525 | Clark County, Nevada, General Obligation Bonds, Stadium Improvement, Limited Tax Additionally Secured by Pledged Revenues, Series 2018A, 5.000%, 5/01/48 | 6/28 at 100.00 | AA+ | 9,233,852 | ||
| 365 | Director of the State of Nevada Department of Business and Industry, Charter School Lease Revenue Bonds, Somerset Academy, Series 2018A, 5.000%, 12/15/38, 144A | 12/25 at 100.00 | BB | 384,674 | ||
| Henderson, Nevada, Limited Obligation Bonds, Local Improvement District T-18 Inspirada, Refunding Series 2016: | ||||||
| 2,300 | 4.000%, 9/01/26 | No Opt. Call | N/R | 2,469,740 | ||
| 1,525 | 4.000%, 9/01/27 | 9/26 at 100.00 | N/R | 1,621,914 | ||
| 2,660 | 4.000%, 9/01/29 | 9/26 at 100.00 | N/R | 2,804,598 | ||
| 2,920 | 4.000%, 9/01/30 | 9/26 at 100.00 | N/R | 3,069,854 | ||
| 10,000 | Las Vegas Valley Water District, Nevada, General Obligation Bonds, Refunding Series 2011C, 5.000%, 6/01/38 | 6/21 at 100.00 | AA+ | 10,493,900 | ||
| Las Vegas Valley Water District, Nevada, General Obligation Bonds, Refunding Series 2015: | ||||||
| 5,000 | 5.000%, 6/01/32 | 12/24 at 100.00 | AA+ | 5,881,600 | ||
| 10,000 | 5.000%, 6/01/33 | 12/24 at 100.00 | AA+ | 11,744,200 | ||
| 6,620 | 5.000%, 6/01/39 (6) | 12/24 at 100.00 | AA+ | 7,749,107 | ||
| 11,915 | 5.000%, 6/01/39 (UB) (6) | 12/24 at 100.00 | AA+ | 13,947,222 |
| Principal Amount (000) | Description (1) | Optional Call Provisions (2) | Ratings (3) | Value | ||
| Nevada (continued) | ||||||
| Las Vegas Valley Water District, Nevada, General Obligation Bonds, Tender Option Bond Trust 2015-XF0233: | ||||||
| $1,000 | 15.888%, 12/01/22, 144A (IF) (6) | No Opt. Call | AA+ | $1,682,260 | ||
| 3,995 | 15.980%, 12/01/22, 144A (IF) (6) | No Opt. Call | AA+ | 6,718,911 | ||
| 1,250 | 15.989%, 6/01/39, 144A (IF) (6) | 12/24 at 100.00 | AA+ | 2,102,825 | ||
| 1,250 | 15.989%, 6/01/39, 144A (IF) (6) | 12/24 at 100.00 | AA+ | 2,102,825 | ||
| 2,500 | 15.989%, 6/01/39, 144A (IF) (6) | 12/24 at 100.00 | AA+ | 4,205,650 | ||
| 4,100 | Las Vegas Valley Water District, Nevada, General Obligation Bonds, Water Series 2012B, 5.000%, 6/01/42 | 6/22 at 100.00 | AA+ | 4,433,535 | ||
| Washoe County, Nevada, General Obligation Bonds, Reno-Sparks Convention & Visitors Authority, Refunding Series 2011: | ||||||
| 395 | 5.000%, 7/01/32 (Pre-refunded 7/01/21) | 7/21 at 100.00 | N/R (4) | 417,495 | ||
| 530 | 5.000%, 7/01/32 (Pre-refunded 7/01/21) | 7/21 at 100.00 | N/R (4) | 560,183 | ||
| 7,615 | 5.000%, 7/01/32 (Pre-refunded 7/01/21) | 7/21 at 100.00 | Aa2 (4) | 8,054,233 | ||
| 93,495 | Total Nevada | 111,283,263 | ||||
| New Hampshire – 0.3% (0.2% of Total Investments) | ||||||
| 1,500 | New Hampshire Health and Education Facilities Authority, Revenue Bonds, Concord Hospital, Series 2017, 5.000%, 10/01/47 | 10/27 at 100.00 | A2 | 1,786,965 | ||
| New Hampshire Health and Education Facilities Authority, Revenue Bonds, Dartmouth-Hitchcock Obligated Group, Series 2018A: | ||||||
| 1,115 | 5.000%, 8/01/36 | 2/28 at 100.00 | A | 1,370,279 | ||
| 2,935 | 5.000%, 8/01/37 | 2/28 at 100.00 | A | 3,595,874 | ||
| 3,665 | New Hampshire Health and Education Facilities Authority, Revenue Bonds, Dartmouth-Hitchcock Obligated Group, Series 2020A, 5.000%, 8/01/59 | No Opt. Call | A | 5,638,163 | ||
| 9,215 | Total New Hampshire | 12,391,281 | ||||
| New Jersey – 6.0% (3.9% of Total Investments) | ||||||
| 20,890 | New Jersey Economic Development Authority, School Facilities Construction Bonds, Refunding Series 2016BBB, 5.500%, 6/15/30 | 12/26 at 100.00 | BBB+ | 25,403,284 | ||
| New Jersey Economic Development Authority, School Facilities Construction Bonds, Series 2014UU: | ||||||
| 5,515 | 5.000%, 6/15/30 | 6/24 at 100.00 | BBB+ | 6,231,895 | ||
| 935 | 5.000%, 6/15/40 (Pre-refunded 6/15/24) | 6/24 at 100.00 | N/R (4) | 1,099,111 | ||
| 4,065 | 5.000%, 6/15/40 | 6/24 at 100.00 | BBB+ | 4,515,646 | ||
| 1,005 | New Jersey Economic Development Authority, School Facilities Construction Bonds, Series 2017DDD, 5.000%, 6/15/42 | 6/27 at 100.00 | BBB+ | 1,167,629 | ||
| 6,975 | New Jersey Economic Development Authority, School Facilities Construction Financing Program Bonds, Refunding Series 2011GG, 5.000%, 9/01/24 | 3/21 at 100.00 | BBB+ | 7,256,441 | ||
| 10,600 | New Jersey Economic Development Authority, Sublease Revenue Bonds, New Jersey Transit Corporation Projects, Refunding Series 2017B, 5.000%, 11/01/25 | No Opt. Call | BBB+ | 12,602,022 | ||
| 6,000 | New Jersey Educational Facilities Authority, Revenue Bonds, Montclair State University, Refunding Series 2017, 5.000%, 6/01/42 – AGM Insured | 6/27 at 100.00 | A2 | 7,107,480 | ||
| 2,020 | New Jersey Health Care Facilities Financing Authority, New Jersey, Revenue Bonds, Saint Peters University Hospital, Series 2007, 5.750%, 7/01/37 | 3/20 at 100.00 | BB+ | 2,027,171 |
| NEA | Nuveen AMT-Free Quality Municipal Income Fund (continued) |
| Portfolio of Investments January 31, 2020 | |
| (Unaudited) |
| Principal Amount (000) | Description (1) | Optional Call Provisions (2) | Ratings (3) | Value | ||
| New Jersey (continued) | ||||||
| $2,500 | New Jersey Health Care Facilities Financing Authority, Revenue Bonds, Hackensack Meridian Health Obligated Group, Refunding Series 2017A, 5.000%, 7/01/37 | 7/27 at 100.00 | AA- | $3,060,325 | ||
| 720 | New Jersey Health Care Facilities Financing Authority, Revenue Bonds, Robert Wood Johnson University Hospital, Series 2013A, 5.500%, 7/01/43 | 7/23 at 100.00 | A1 | 815,724 | ||
| 10,970 | New Jersey Health Care Facilities Financing Authority, Revenue Bonds, RWJ Barnabas Health Obligated Group, Refunding Series 2016A, 5.000%, 7/01/43 | 7/26 at 100.00 | A1 | 13,245,178 | ||
| 695 | New Jersey Health Care Facilities Financing Authority, Revenue Bonds, University Hospital Issue, Refunding Series 2015A, 5.000%, 7/01/46 – AGM Insured | 7/25 at 100.00 | BB- | 791,522 | ||
| New Jersey Transportation Trust Fund Authority, Federal Highway Reimbursement Revenue Notes, Series 2016A-1: | ||||||
| 3,050 | 5.000%, 6/15/28 | 6/26 at 100.00 | Baa1 | 3,637,186 | ||
| 7,795 | 5.000%, 6/15/29 | 6/26 at 100.00 | Baa1 | 9,258,121 | ||
| New Jersey Transportation Trust Fund Authority, Transportation System Bonds, Capital Appreciation Series 2010A: | ||||||
| 5,000 | 0.000%, 12/15/26 | No Opt. Call | BBB+ | 4,353,300 | ||
| 16,495 | 0.000%, 12/15/33 | No Opt. Call | BBB+ | 11,346,910 | ||
| New Jersey Transportation Trust Fund Authority, Transportation System Bonds, Refunding Series 2006C: | ||||||
| 1,815 | 0.000%, 12/15/26 – BHAC Insured | No Opt. Call | AA+ | 1,623,844 | ||
| 10,000 | 0.000%, 12/15/30 – FGIC Insured | No Opt. Call | BBB+ | 7,777,200 | ||
| 38,000 | 0.000%, 12/15/33 – AGM Insured | No Opt. Call | A- | 27,273,360 | ||
| 45,000 | 0.000%, 12/15/35 – AMBAC Insured | No Opt. Call | BBB+ | 29,150,100 | ||
| 10,000 | 0.000%, 12/15/36 – AMBAC Insured | No Opt. Call | BBB+ | 6,223,300 | ||
| 5,000 | New Jersey Transportation Trust Fund Authority, Transportation System Bonds, Series 2010D, 5.000%, 12/15/23 | No Opt. Call | BBB+ | 5,687,500 | ||
| 2,310 | New Jersey Transportation Trust Fund Authority, Transportation System Bonds, Series 2011B, 5.500%, 6/15/31 | 6/21 at 100.00 | BBB+ | 2,438,783 | ||
| 1,000 | New Jersey Transportation Trust Fund Authority, Transportation System Bonds, Series 2012A, 5.000%, 6/15/42 | 6/22 at 100.00 | BBB+ | 1,067,870 | ||
| New Jersey Transportation Trust Fund Authority, Transportation System Bonds, Series 2013AA: | ||||||
| 5,500 | 5.000%, 6/15/29 | 6/23 at 100.00 | BBB+ | 6,102,580 | ||
| 7,500 | 5.500%, 6/15/39 | 6/23 at 100.00 | BBB+ | 8,326,650 | ||
| 4,715 | New Jersey Transportation Trust Fund Authority, Transportation System Bonds, Series 2019BB, 4.000%, 6/15/50 | 12/28 at 100.00 | BBB+ | 5,109,127 | ||
| 14,000 | New Jersey Turnpike Authority, Revenue Bonds, Refunding Series 2005D-1, 5.250%, 1/01/26 – AGM Insured | No Opt. Call | A2 | 17,384,640 | ||
| 1,160 | New Jersey Turnpike Authority, Revenue Bonds, Series 2017B, 4.000%, 1/01/34 | 1/28 at 100.00 | A2 | 1,358,696 | ||
| 1,315 | New Jersey Turnpike Authority, Revenue Bonds, Tender Option Bond Trust 2016-XF1057, 15.134%, 1/01/43 (Pre-refunded 7/01/22), 144A (IF) (6) | 7/22 at 100.00 | A2 (4) | 1,812,307 | ||
| 1,500 | New Jersey Turnpike Authority, Turnpike Revenue Bonds, Series 2017G, 4.000%, 1/01/33 | 1/28 at 100.00 | A2 | 1,760,370 | ||
| 3,000 | Rahway Valley Sewerage Authority, New Jersey, Sewer Revenue Bonds, Series 2005A, 0.000%, 9/01/25 – NPFG Insured | No Opt. Call | Aa2 | 2,782,230 |
| Principal Amount (000) | Description (1) | Optional Call Provisions (2) | Ratings (3) | Value | ||
| New Jersey (continued) | ||||||
| Rutgers State University, New Jersey, Revenue Bonds, Refunding Series 2013L: | ||||||
| $2,000 | 5.000%, 5/01/38 (Pre-refunded 5/01/23) | 5/23 at 100.00 | A+ (4) | $2,265,500 | ||
| 910 | 5.000%, 5/01/43 (Pre-refunded 5/01/23) | 5/23 at 100.00 | A+ (4) | 1,030,803 | ||
| 15,235 | Tobacco Settlement Financing Corporation, New Jersey, Tobacco Settlement Asset-Backed Bonds, Series 2018A, 5.250%, 6/01/46 | 6/28 at 100.00 | BBB+ | 18,088,668 | ||
| 2,615 | Tobacco Settlement Financing Corporation, New Jersey, Tobacco Settlement Asset-Backed Bonds, Series 2018B, 5.000%, 6/01/46 | 6/28 at 100.00 | BB+ | 2,997,653 | ||
| 277,805 | Total New Jersey | 264,180,126 | ||||
| New Mexico – 0.1% (0.1% of Total Investments) | ||||||
| 3,500 | New Mexico Hospital Equipment Loan Council, Hospital Revenue Bonds, Presbyterian Healthcare Services, Series 2019A, 4.000%, 8/01/48 | 8/29 at 100.00 | Aa3 | 3,973,795 | ||
| New York – 7.4% (4.8% of Total Investments) | ||||||
| 7,000 | Brooklyn Arena Local Development Corporation, New York, Payment in Lieu of Taxes Revenue Bonds, Barclays Center Project, Series 2009, 0.000%, 7/15/45 | No Opt. Call | B+ | 2,808,050 | ||
| 3,000 | Dormitory Authority of the State of New York, Revenue Bonds, Columbia University, Series 2011A, 5.000%, 10/01/41 | 4/21 at 100.00 | AAA | 3,138,540 | ||
| 7,435 | Dormitory Authority of the State of New York, Revenue Bonds, New School University, Series 2010, 5.500%, 7/01/43 (Pre-refunded 7/01/20) – AGM Insured | 7/20 at 100.00 | A2 (4) | 7,578,644 | ||
| 12,830 | Dormitory Authority of the State of New York, Revenue Bonds, New School University, Series 2015A, 5.000%, 7/01/50 | 7/25 at 100.00 | A- | 14,970,301 | ||
| 3,200 | Dormitory Authority of the State of New York, Revenue Bonds, New York University, Series 2012A, 5.000%, 7/01/42 | 7/22 at 100.00 | AA- | 3,493,024 | ||
| 4,000 | Dormitory Authority of the State of New York, Revenue Bonds, New York University, Series 2013A, 5.000%, 7/01/43 | 7/23 at 100.00 | AA- | 4,494,160 | ||
| 1,000 | Dormitory Authority of the State of New York, Revenue Bonds, Orange Regional Medical Center Obligated Group, Series 2017, 5.000%, 12/01/33, 144A | 6/27 at 100.00 | BBB- | 1,197,740 | ||
| 14,075 | Dormitory Authority of the State of New York, State Personal Income Tax Revenue Bonds, General Purpose Series 2015B Group C, 5.000%, 2/15/36 | 2/25 at 100.00 | AA+ | 16,638,902 | ||
| Dormitory Authority of the State of New York, State Personal Income Tax Revenue Bonds, General Purpose, Series 2019D: | ||||||
| 24,000 | 4.000%, 2/15/47 | 2/30 at 100.00 | Aa1 | 27,823,200 | ||
| 23,415 | 5.000%, 2/15/48 | 2/30 at 100.00 | Aa1 | 29,726,279 | ||
| Hudson Yards Infrastructure Corporation, New York, Revenue Bonds, Senior Fiscal 2012 Series 2011A: | ||||||
| 445 | 5.250%, 2/15/47 (Pre-refunded 2/15/21) | 2/21 at 100.00 | Aa2 (4) | 465,328 | ||
| 9,670 | 5.250%, 2/15/47 | 2/21 at 100.00 | AA- | 10,074,980 | ||
| 1,295 | 5.750%, 2/15/47 | 2/21 at 100.00 | AA- | 1,356,124 | ||
| 2,105 | 5.750%, 2/15/47 (Pre-refunded 2/15/21) | 2/21 at 100.00 | Aa2 (4) | 2,211,934 | ||
| 10,000 | Liberty Development Corporation, New York, Goldman Sachs Headquarter Revenue Bonds, Series 2005, 5.250%, 10/01/35 | No Opt. Call | BBB+ | 14,106,100 |
| NEA | Nuveen AMT-Free Quality Municipal Income Fund (continued) |
| Portfolio of Investments January 31, 2020 | |
| (Unaudited) |
| Principal Amount (000) | Description (1) | Optional Call Provisions (2) | Ratings (3) | Value | ||
| New York (continued) | ||||||
| Long Island Power Authority, New York, Electric System General Revenue Bonds, Series 2014A: | ||||||
| $1,045 | 4.000%, 9/01/39 – AGM Insured | 9/24 at 100.00 | A2 | $1,138,507 | ||
| 780 | 5.000%, 9/01/44 | 9/24 at 100.00 | A | 891,189 | ||
| 5,000 | Long Island Power Authority, New York, Electric System General Revenue Bonds, Series 2018, 5.000%, 9/01/37 | 9/28 at 100.00 | A | 6,257,550 | ||
| 7,240 | Long Island Power Authority, New York, Electric System Revenue Bonds, Series 2011A, 5.000%, 5/01/38 (Pre-refunded 5/01/21) | 5/21 at 100.00 | A (4) | 7,620,390 | ||
| 15,100 | Long Island Power Authority, New York, Electric System Revenue Bonds, Series 2012A, 5.000%, 9/01/42 | 9/22 at 100.00 | A | 16,526,648 | ||
| 3,500 | Monroe County Industrial Development Corporation, New York, FHA Insured Mortgage Revenue Bonds, Unity Hospital of Rochestor Project, Series 2010, 5.750%, 8/15/30 | 2/21 at 100.00 | AA | 3,675,210 | ||
| 1,000 | Monroe County Industrial Development Corporation, New York, Revenue Bonds, University of Rochester Project, Series 2013A, 5.000%, 7/01/43 (Pre-refunded 7/01/23) | 7/23 at 100.00 | AA- (4) | 1,144,200 | ||
| New York City Municipal Water Finance Authority, New York, Water and Sewer System Revenue Bonds, Second Generation Resolution, Fiscal 2011 Series EE: | ||||||
| 710 | 5.375%, 6/15/43 | 12/20 at 100.00 | AA+ | 736,959 | ||
| 1,390 | 5.375%, 6/15/43 (Pre-refunded 12/15/20) | 12/20 at 100.00 | N/R (4) | 1,444,627 | ||
| 7,225 | New York City Municipal Water Finance Authority, New York, Water and Sewer System Second General Resolution Revenue Bonds, Fiscal 2014 Series BB, 5.000%, 6/15/46 | 6/23 at 100.00 | AA+ | 8,092,722 | ||
| 5,000 | New York City Municipal Water Finance Authority, New York, Water and Sewer System Second General Resolution Revenue Bonds, Fiscal 2017 Series EE, 5.000%, 6/15/37 | 6/27 at 100.00 | AA+ | 6,220,600 | ||
| 3,500 | New York City Transitional Finance Authority, New York, Building Aid Revenue Bonds, Fiscal 2018, Series 2017S-1, 4.000%, 7/15/36 | 7/27 at 100.00 | AA | 4,035,115 | ||
| 5,000 | New York City Transitional Finance Authority, New York, Future Tax Secured Bonds, Subordinate Fiscal 2013 Series I, 5.000%, 5/01/38 | 5/23 at 100.00 | Aa1 | 5,615,800 | ||
| 5,000 | New York City Transitional Finance Authority, New York, Future Tax Secured Bonds, Subordinate Fiscal 2018 Series C-3, 5.000%, 5/01/41 | 5/28 at 100.00 | Aa1 | 6,209,400 | ||
| 10,000 | New York City Transitional Finance Authority, New York, Future Tax Secured Bonds, Subordinate Fiscal 2019 Series A-1, 5.000%, 8/01/40 | 8/28 at 100.00 | Aa1 | 12,511,000 | ||
| 2,060 | New York City, New York, General Obligation Bonds, Fiscal 2017 Series B-1, 5.000%, 12/01/41 | 12/26 at 100.00 | AA | 2,523,562 | ||
| 10 | New York City, New York, General Obligation Bonds, Fiscal Series 1996J, 5.500%, 2/15/26 | 3/20 at 100.00 | AA | 10,037 | ||
| 5 | New York City, New York, General Obligation Bonds, Fiscal Series 1997H, 6.125%, 8/01/25 | 3/20 at 100.00 | AA | 5,022 | ||
| 23,920 | New York Liberty Development Corporation, New York, Liberty Revenue Bonds, 3 World Trade Center Project, Class 1 Series 2014, 5.000%, 11/15/44, 144A | 11/24 at 100.00 | N/R | 26,620,807 | ||
| 6,385 | New York Liberty Development Corporation, New York, Liberty Revenue Bonds, 4 World Trade Center Project, Series 2011, 5.750%, 11/15/51 | 11/21 at 100.00 | A | 6,907,804 | ||
| 4,045 | New York State Environmental Facilities Corporation, State Clean Water and Drinking Water Revolving Funds Revenue Bonds, New York City Municipal Water Finance Authority Projects, Tender Option Bond Trust, 12.116%, 6/15/26, 144A (IF) (6) | 6/22 at 100.00 | AAA | 5,231,075 | ||
| 10,000 | New York State Thruway Authority, General Revenue Junior Indebtedness Obligations, Series 2016A, 5.250%, 1/01/56 | 1/26 at 100.00 | A- | 11,805,600 |
| Principal Amount (000) | Description (1) | Optional Call Provisions (2) | Ratings (3) | Value | ||
| New York (continued) | ||||||
| $2,105 | Onondaga Civic Development Corporation, New York, Revenue Bonds, Saint Joseph's Hospital Health Center Project, Series 2012, 5.000%, 7/01/42 (Pre-refunded 7/01/22) | 7/22 at 100.00 | N/R (4) | $2,312,784 | ||
| 3,925 | Port Authority of New York and New Jersey, Consolidated Revenue Bonds, One Hundred Seventy Ninth Series 2013, 5.000%, 12/01/38 | 12/23 at 100.00 | AA- | 4,479,288 | ||
| 3,710 | Port Authority of New York and New Jersey, Special Project Bonds, JFK International Air Terminal LLC Project, Eight Series 2010, 6.000%, 12/01/42 | 12/20 at 100.00 | BBB+ | 3,863,037 | ||
| 8,550 | Port Authority of New York and New Jersey, Special Project Bonds, JFK International Air Terminal LLC Project, Eighth Series 2010, 5.500%, 12/01/31 | 12/20 at 100.00 | BBB+ | 8,894,565 | ||
| 9,950 | Triborough Bridge and Tunnel Authority, New York, General Purpose Revenue Bonds, Refunding Bonds, Tender Option Bond Trust 2016-XL0003, 6.504%, 11/15/21, 144A (IF) (6) | No Opt. Call | AA- | 11,073,355 | ||
| 5,000 | Triborough Bridge and Tunnel Authority, New York, General Purpose Revenue Bonds, Refunding Series 2015A, 5.000%, 11/15/50 | 5/25 at 100.00 | AA- | 5,835,150 | ||
| Triborough Bridge and Tunnel Authority, New York, General Purpose Revenue Bonds, Refunding Subordinate Lien Series 2013A: | ||||||
| 10,725 | 0.000%, 11/15/31 | No Opt. Call | A+ | 8,391,454 | ||
| 1,105 | 0.000%, 11/15/32 | No Opt. Call | A+ | 840,275 | ||
| 5,000 | TSASC Inc, New York, Tobacco Asset-Backed Bonds, Series 2006, 5.000%, 6/01/45 | 6/27 at 100.00 | CCC+ | 5,141,650 | ||
| 291,455 | Total New York | 326,138,688 | ||||
| North Carolina – 9.0% (5.9% of Total Investments) | ||||||
| Board of Governors of the University of North Carolina, Winston-Salem State University General Revenue Bonds, Series 2013: | ||||||
| 2,950 | 5.000%, 4/01/33 | 4/22 at 100.00 | BBB+ | 3,177,032 | ||
| 1,000 | 5.125%, 4/01/43 | 4/22 at 100.00 | BBB+ | 1,074,720 | ||
| 1,145 | Brunswick County, North Carolina, Enterprise System Revenue Bonds, Refunding Series 2012A, 5.000%, 4/01/25 (Pre-refunded 4/01/22) | 4/22 at 100.00 | AA- (4) | 1,245,623 | ||
| Buncombe County, North Carolina, Limited Obligation Bonds, Refunding Series 2014A: | ||||||
| 1,085 | 5.000%, 6/01/33 | 6/24 at 100.00 | AA+ | 1,254,922 | ||
| 1,600 | 5.000%, 6/01/34 | 6/24 at 100.00 | AA+ | 1,847,664 | ||
| 4,645 | Cape Fear Public Utility Authority, North Carolina, Water and Sewer System Revenue Bonds, Refunding Series 2019A, 4.000%, 8/01/44 | 8/29 at 100.00 | AA+ | 5,399,812 | ||
| 2,135 | Cape Fear Public Utility Authority, North Carolina, Water & Sewer System Revenue Bonds, Refunding Series 2011, 5.000%, 8/01/31 (Pre-refunded 8/01/21) | 8/21 at 100.00 | AA+ (4) | 2,265,406 | ||
| Catawba County, North Carolina, General Obligation Bonds, Limited Obligation Series 2014A: | ||||||
| 1,000 | 5.000%, 6/01/30 | 6/24 at 100.00 | AA | 1,154,790 | ||
| 730 | 5.000%, 6/01/31 | 6/24 at 100.00 | AA | 840,996 | ||
| 5,000 | Charlotte, North Carolina, Airport Revenue Bonds, Charlotte Douglas International Refunding Series 2010A, 5.000%, 7/01/39 | 7/20 at 100.00 | AA- | 5,078,950 | ||
| 1,425 | Charlotte, North Carolina, Airport Revenue Bonds, Charlotte Douglas International, Refunding Series 2011A, 5.000%, 7/01/41 | 7/21 at 100.00 | AA- | 1,497,532 |
| NEA | Nuveen AMT-Free Quality Municipal Income Fund (continued) |
| Portfolio of Investments January 31, 2020 | |
| (Unaudited) |
| Principal Amount (000) | Description (1) | Optional Call Provisions (2) | Ratings (3) | Value | ||
| North Carolina (continued) | ||||||
| Charlotte, North Carolina, Airport Revenue Bonds, Charlotte Douglas International, Refunding Series 2014A: | ||||||
| $2,865 | 5.000%, 7/01/27 | 7/24 at 100.00 | AA- | $3,354,342 | ||
| 3,000 | 5.000%, 7/01/28 | 7/24 at 100.00 | AA- | 3,506,760 | ||
| Charlotte, North Carolina, Airport Revenue Bonds, Charlotte Douglas International, Refunding Series 2017A: | ||||||
| 1,365 | 5.000%, 7/01/42 (UB) | 7/27 at 100.00 | Aa3 | 1,669,368 | ||
| 5,390 | 5.000%, 7/01/47 (UB) | 7/27 at 100.00 | Aa3 | 6,542,598 | ||
| 2,405 | Charlotte, North Carolina, Certificates of Participation, Transit Projects Phase 2, Refunding Series 2008A, 5.000%, 6/01/33 | 3/20 at 100.00 | AA+ | 2,412,504 | ||
| 2,045 | Charlotte, North Carolina, Storm Water Fee Revenue Bonds, Refunding Series 2014, 5.000%, 12/01/39 | 12/24 at 100.00 | AAA | 2,391,771 | ||
| 3,555 | Charlotte, North Carolina, Water and Sewer System Refunding Bonds, Tender Option Bond Trust 2016-XL0012, 12.009%, 7/01/38, 144A (IF) (6) | 7/20 at 100.00 | AAA | 3,728,235 | ||
| Charlotte, North Carolina, Water and Sewer System Revenue Bonds, Refunding Series 2015: | ||||||
| 940 | 5.000%, 7/01/32 | 7/25 at 100.00 | AAA | 1,129,307 | ||
| 2,325 | 5.000%, 7/01/40 | 7/25 at 100.00 | AAA | 2,769,447 | ||
| Charlotte, North Carolina, Water and Sewer System Revenue Bonds, Refunding Series 2018: | ||||||
| 2,055 | 5.000%, 7/01/44 (6) | 7/28 at 100.00 | AAA | 2,584,101 | ||
| 16,865 | 5.000%, 7/01/44 (UB) (6) | 7/28 at 100.00 | AAA | 21,207,232 | ||
| 3,000 | Charlotte-Mecklenberg Hospital Authority, North Carolina, Health Care Revenue Bonds, DBA Carolinas HealthCare System, Series 2011A, 5.250%, 1/15/42 | 1/21 at 100.00 | AA- | 3,110,610 | ||
| 5,250 | Charlotte-Mecklenburg Hospital Authority, North Carolina, Health Care Revenue Bonds, DBA Carolinas HealthCare System, Refunding Series 2012A, 5.000%, 1/15/43 | 1/22 at 100.00 | AA- | 5,603,640 | ||
| 4,000 | Charlotte-Mecklenburg Hospital Authority, North Carolina, Health Care Revenue Bonds, Doing Business as Atrium Health, Refunding Series 2018A, 5.000%, 1/15/36 | 1/29 at 100.00 | AA- | 5,034,920 | ||
| 2,085 | Dare County, North Carolina, Installment Purchase Contract, Limited Obligation Series 2012B, 5.000%, 6/01/28 | 6/22 at 100.00 | Aa3 | 2,272,671 | ||
| Dare County, North Carolina, Utilities System Revenue Bonds, Series 2011: | ||||||
| 3,860 | 5.000%, 2/01/36 (Pre-refunded 2/01/21) | 2/21 at 100.00 | AA (4) | 4,019,032 | ||
| 1,250 | 5.000%, 2/01/41 (Pre-refunded 2/01/21) | 2/21 at 100.00 | AA (4) | 1,301,500 | ||
| 835 | Durham, North Carolina, General Obligation Bonds, Refunding Series 2015, 5.000%, 10/01/26 | No Opt. Call | AAA | 1,055,749 | ||
| 8,600 | Durham, North Carolina, Utility System Revenue Bonds, Refunding Series 2011, 5.000%, 6/01/41 (Pre-refunded 6/01/21) | 6/21 at 100.00 | Aa1 (4) | 9,072,656 | ||
| 5,000 | East Carolina University, North Carolina, General Revenue Bonds, Series 2014A, 5.000%, 10/01/41 | 10/23 at 100.00 | AA- | 5,638,550 | ||
| 2,310 | East Carolina University, North Carolina, General Revenue Bonds, Series 2016A, 5.000%, 10/01/29 | 4/26 at 100.00 | AA- | 2,834,000 | ||
| 1,500 | Fayetteville State University, North Carolina, Limited Obligation Revenue Bonds, Student Housing Project, Series 2011, 5.000%, 4/01/43 – AGM Insured | 4/21 at 100.00 | A2 | 1,559,160 |
| Principal Amount (000) | Description (1) | Optional Call Provisions (2) | Ratings (3) | Value | ||
| North Carolina (continued) | ||||||
| $1,050 | Forsyth County, North Carolina, General Obligation Bonds, Limited Obligation Series 2009, 5.000%, 4/01/30 | 4/20 at 100.00 | AA+ | $1,056,699 | ||
| 4,750 | Greensboro, North Carolina, Combined Enterprise System Revenue Bonds, Series 2017A, 4.000%, 6/01/47 | 6/27 at 100.00 | Aa1 | 5,338,382 | ||
| 2,000 | Greensboro, North Carolina, Limited Obligation Bonds, Coliseum Complex Project, Series 2018A, 5.000%, 4/01/42 | 4/28 at 100.00 | AA+ | 2,482,280 | ||
| 500 | Henderson County, North Carolina, Limited Obligation Bonds, Series 2015, 5.000%, 10/01/31 | 10/25 at 100.00 | Aa3 | 599,410 | ||
| 485 | Hillsborough, North Carolina, Special Assessment Revenue Bonds, Series 2013, 7.750%, 2/01/24 | 2/23 at 100.00 | N/R | 503,779 | ||
| 980 | Jacksonville Public Facilities Corporation, North Carolina, Limited Obligation Bonds, Refunding Series 2017, 5.000%, 4/01/29 | 4/28 at 100.00 | Aa3 | 1,258,692 | ||
| Jacksonville Public Facilities Corporation, North Carolina, Limited Obligation Bonds, Series 2012: | ||||||
| 1,065 | 5.000%, 4/01/29 (Pre-refunded 4/01/22) | 4/22 at 100.00 | A+ (4) | 1,158,592 | ||
| 1,165 | 5.000%, 4/01/30 (Pre-refunded 4/01/22) | 4/22 at 100.00 | A+ (4) | 1,267,380 | ||
| 1,000 | 5.000%, 4/01/31 (Pre-refunded 4/01/22) | 4/22 at 100.00 | A+ (4) | 1,087,880 | ||
| 200 | 5.000%, 4/01/32 (Pre-refunded 4/01/22) | 4/22 at 100.00 | A+ (4) | 217,576 | ||
| 775 | Monroe, North Carolina, Combined Enterprise System Revenue Bonds, Refunding Series 2016, 5.000%, 3/01/30 | 3/26 at 100.00 | A+ | 935,805 | ||
| 1,535 | Mooresville, North Carolina, Enterprise System Revenue Bonds, Refunding Series 2012, 5.000%, 5/01/28 | 5/22 at 100.00 | Aa2 | 1,669,359 | ||
| 4,295 | Nash Health Care Systems, North Carolina, Health Care Facilities Revenue Bonds, Series 2012, 5.000%, 11/01/41 | 5/22 at 100.00 | BBB | 4,560,474 | ||
| 500 | New Hanover County, North Carolina, Hospital Revenue Bonds, New Hanover Regional Medical Center, Refunding Series 2013, 5.000%, 10/01/26 | 10/23 at 100.00 | A+ | 566,535 | ||
| 6,140 | New Hanover County, North Carolina, Hospital Revenue Bonds, New Hanover Regional Medical Center, Series 2017, 5.000%, 10/01/47 | 10/27 at 100.00 | A+ | 7,108,769 | ||
| 1,800 | North Carolina Agricultural and Technical State University, General Revenue Bonds, Refunding Series 2015A, 5.000%, 10/01/40 | 10/25 at 100.00 | A1 | 2,104,902 | ||
| North Carolina Capital Facilities Finance Agency, Revenue Bonds, Davidson College, Series 2014: | ||||||
| 500 | 5.000%, 3/01/26 | 3/22 at 100.00 | AA+ | 541,095 | ||
| 250 | 5.000%, 3/01/28 | 3/22 at 100.00 | AA+ | 269,688 | ||
| 500 | 5.000%, 3/01/29 | 3/22 at 100.00 | AA+ | 539,375 | ||
| 500 | 5.000%, 3/01/32 | 3/22 at 100.00 | AA+ | 538,200 | ||
| 1,230 | 5.000%, 3/01/45 | 3/22 at 100.00 | AA+ | 1,315,583 | ||
| 3,900 | North Carolina Capital Facilities Finance Agency, Revenue Bonds, Duke University Project, Refunding Series 2016B, 5.000%, 7/01/42 | 10/26 at 100.00 | AA+ | 4,786,704 | ||
| North Carolina Capital Facilities Finance Agency, Revenue Bonds, Duke University Project, Series 2015 A: | ||||||
| 1,605 | 0.000%, 3/23/20 – Insured (6) | No Opt. Call | 1,914,621 | |||
| 9,485 | 5.000%, 10/01/55 (UB) (6) | 10/25 at 100.00 | AA+ | 11,314,751 |
| NEA | Nuveen AMT-Free Quality Municipal Income Fund (continued) |
| Portfolio of Investments January 31, 2020 | |
| (Unaudited) |
| Principal Amount (000) | Description (1) | Optional Call Provisions (2) | Ratings (3) | Value | ||
| North Carolina (continued) | ||||||
| North Carolina Capital Facilities Finance Agency, Revenue Bonds, Johnson & Wales University, Series 2013A: | ||||||
| $1,560 | 5.000%, 4/01/32 | 4/23 at 100.00 | Baa2 | $1,700,806 | ||
| 1,000 | 5.000%, 4/01/33 | 4/23 at 100.00 | Baa2 | 1,088,980 | ||
| 4,440 | North Carolina Capital Facilities Finance Agency, Revenue Bonds, The Methodist University, Series 2012, 5.000%, 3/01/34 | 3/22 at 100.00 | BB+ | 4,599,085 | ||
| 5,000 | North Carolina Capital Facilities Financing Agency, Educational Facility Revenue Bonds, Wake Forest University, Refunding Series 2016, 4.000%, 1/01/37 | 7/26 at 100.00 | Aa3 | 5,655,200 | ||
| 2,500 | North Carolina Capital Facilities Financing Agency, Educational Facility Revenue Bonds, Wake Forest University, Refunding Series 2018, 5.000%, 1/01/48 | 1/28 at 100.00 | Aa3 | 3,052,875 | ||
| 5,000 | North Carolina Capital Facilities Financing Agency, Solid Waste Disposal Revenue Bond, Duke Energy Carolinas Project, Refunding Series 2008B, 4.625%, 11/01/40 | 11/20 at 100.00 | A | 5,128,600 | ||
| North Carolina Eastern Municipal Power Agency, Power System Revenue Bonds, Refunding Series 1993B: | ||||||
| 100 | 6.000%, 1/01/22 (ETM) | No Opt. Call | BBB+ (4) | 109,647 | ||
| 180 | 6.000%, 1/01/22 – FGIC Insured (ETM) | No Opt. Call | Baa2 (4) | 197,365 | ||
| 3,500 | North Carolina Eastern Municipal Power Agency, Power System Revenue Bonds, Series 2012A, 5.000%, 1/01/25 (Pre-refunded 7/01/22) | 7/22 at 100.00 | N/R (4) | 3,842,860 | ||
| 1,430 | North Carolina Housing Finance Agency, Home Ownership Revenue Bonds, Series 2011-1, 4.500%, 1/01/28 | 1/21 at 100.00 | AA | 1,457,828 | ||
| 2,720 | North Carolina Medical Care Commission, Retirement Facilities First Mortgage Revenue Bonds, Southminster Project, Refunding Series 2016, 5.000%, 10/01/37 | 10/24 at 102.00 | N/R | 2,997,086 | ||
| 2,680 | North Carolina Medical Care Commission, Health Care Facilities Revenue Bonds, Appalachian Regional HealthCare System, Series 2011A, 6.500%, 7/01/31 (Pre-refunded 7/01/21) | 7/21 at 100.00 | N/R (4) | 2,885,985 | ||
| 2,750 | North Carolina Medical Care Commission, Health Care Facilities Revenue Bonds, Blue Ridge HealthCare, Refunding Series 2010A, 5.000%, 1/01/36 | 3/20 at 100.00 | A3 | 2,756,820 | ||
| 2,375 | North Carolina Medical Care Commission, Health Care Facilities Revenue Bonds, Cape Fear Valley Health System, Refunding Series 2012A, 5.000%, 10/01/27 | 10/22 at 100.00 | A- | 2,601,789 | ||
| 1,680 | North Carolina Medical Care Commission, Health Care Facilities Revenue Bonds, Cleveland County Healthcare System, Refunding Series 2011A, 5.750%, 1/01/35 (Pre-refunded 1/01/21) | 1/21 at 100.00 | N/R (4) | 1,752,425 | ||
| 2,690 | North Carolina Medical Care Commission, Health Care Facilities Revenue Bonds, Deerfield Episcopal Retirement Community, Refunding First Mortgage Series 2016, 5.000%, 11/01/37 | 11/26 at 100.00 | A | 3,183,857 | ||
| 1,250 | North Carolina Medical Care Commission, Health Care Facilities Revenue Bonds, Duke University Health System, Refunding Series 2016D, 5.000%, 6/01/29 | 6/26 at 100.00 | AA | 1,545,725 | ||
| 7,000 | North Carolina Medical Care Commission, Health Care Facilities Revenue Bonds, Duke University Health System, Series 2012A, 5.000%, 6/01/42 (Pre-refunded 6/01/22) | 6/22 at 100.00 | AA (4) | 7,662,200 | ||
| North Carolina Medical Care Commission, Health Care Facilities Revenue Bonds, Novant Health Inc, Series 2010A: | ||||||
| 4,750 | 5.250%, 11/01/40 | 11/20 at 100.00 | AA- | 4,891,882 | ||
| 2,500 | 4.750%, 11/01/43 | 11/20 at 100.00 | AA- | 2,556,075 | ||
| 5,000 | 5.000%, 11/01/43 | 11/20 at 100.00 | AA- | 5,131,100 |
| Principal Amount (000) | Description (1) | Optional Call Provisions (2) | Ratings (3) | Value | ||
| North Carolina (continued) | ||||||
| $8,275 | North Carolina Medical Care Commission, Health Care Facilities Revenue Bonds, Novant Health Obligated Group, Series 2019A, 4.000%, 11/01/49 | 11/29 at 100.00 | AA- | $9,403,213 | ||
| 2,000 | North Carolina Medical Care Commission, Health Care Facilities Revenue Bonds, Rex Healthcare, Series 2015A, 5.000%, 7/01/44 | 7/25 at 100.00 | A2 | 2,294,960 | ||
| 4,970 | North Carolina Medical Care Commission, Health Care Facilities Revenue Bonds, Vidant Health, Refunding Series 2012A, 5.000%, 6/01/36 (Pre-refunded 6/01/22) | 6/22 at 100.00 | A+ (4) | 5,440,162 | ||
| 3,000 | North Carolina Medical Care Commission, Health Care Facilities Revenue Bonds, Wake Forest Baptist Obligated Group, Series 2012A, 5.000%, 12/01/45 | 12/22 at 100.00 | A | 3,231,120 | ||
| North Carolina Medical Care Commission, Health Care Facilities Revenue Bonds, WakeMed, Refunding Series 2012A: | ||||||
| 2,000 | 5.000%, 10/01/27 | 10/22 at 100.00 | A2 | 2,198,140 | ||
| 6,800 | 5.000%, 10/01/31 | 10/22 at 100.00 | A2 | 7,424,988 | ||
| 1,500 | 5.000%, 10/01/38 | 10/22 at 100.00 | A2 | 1,626,405 | ||
| 2,930 | North Carolina Medical Care Commission, Hospital Revenue Bonds, Southeastern Regional Medical Center, Refunding Series 2012, 5.000%, 6/01/32 | 6/22 at 100.00 | BBB+ | 3,156,460 | ||
| 450 | North Carolina Medical Care Commission, Retirement Facilities First Mortgage Revenue Bonds, United Methodist Retirement Homes, Refunding Series 2013A, 5.000%, 10/01/33 | 10/23 at 100.00 | N/R | 498,541 | ||
| 500 | North Carolina Medical Care Commission, Revenue Bonds, First Mortgage Galloway Ridge Project, Refunding Series 2019A, 5.000%, 1/01/39 | 1/27 at 103.00 | N/R | 581,370 | ||
| North Carolina Municipal Power Agency 1, Catawba Electric Revenue Bonds, Refunding Series 2015A: | ||||||
| 1,545 | 5.000%, 1/01/28 | 1/26 at 100.00 | A | 1,880,033 | ||
| 1,500 | 5.000%, 1/01/32 | 1/26 at 100.00 | A | 1,801,590 | ||
| 760 | North Carolina Municipal Power Agency 1, Catawba Electric Revenue Bonds, Refunding Series 2016A, 5.000%, 1/01/30 | 7/26 at 100.00 | A | 930,764 | ||
| 2,020 | North Carolina State University at Raleigh, General Revenue Bonds, Series 2013A, 5.000%, 10/01/42 | 10/23 at 100.00 | AA | 2,274,904 | ||
| 5,000 | North Carolina State, Limited Obligation Bonds, Refunding Series 2014C, 5.000%, 5/01/25 | 5/24 at 100.00 | AA+ | 5,853,250 | ||
| North Carolina State, Limited Obligation Bonds, Refunding Series 2017B: | ||||||
| 2,000 | 5.000%, 5/01/29 (UB) | 5/27 at 100.00 | AA+ | 2,533,680 | ||
| 4,000 | 5.000%, 5/01/30 (UB) | 5/27 at 100.00 | AA+ | 5,043,560 | ||
| 8,065 | North Carolina Turnpike Authority, Monroe Connector System State Appropriation Bonds, Series 2011, 5.000%, 7/01/41 | 7/21 at 100.00 | AA+ | 8,476,638 |
| NEA | Nuveen AMT-Free Quality Municipal Income Fund (continued) |
| Portfolio of Investments January 31, 2020 | |
| (Unaudited) |
| Principal Amount (000) | Description (1) | Optional Call Provisions (2) | Ratings (3) | Value | ||
| North Carolina (continued) | ||||||
| North Carolina Turnpike Authority, Monroe Expressway Toll Revenue Bonds, Capital Appreciation Series 2017C: | ||||||
| $835 | 0.000%, 7/01/28 | 7/26 at 91.99 | Baa3 | $680,517 | ||
| 800 | 0.000%, 7/01/30 | 7/26 at 83.69 | Baa3 | 582,112 | ||
| 850 | 0.000%, 7/01/31 | 7/26 at 79.58 | Baa3 | 585,327 | ||
| 2,400 | 0.000%, 7/01/33 | 7/26 at 71.99 | Baa3 | 1,477,752 | ||
| 3,160 | 0.000%, 7/01/36 | 7/26 at 61.63 | Baa3 | 1,639,250 | ||
| 3,100 | 0.000%, 7/01/37 | 7/26 at 58.52 | Baa3 | 1,520,085 | ||
| 1,900 | 0.000%, 7/01/40 | 7/26 at 50.36 | Baa3 | 791,388 | ||
| 400 | North Carolina Turnpike Authority, Monroe Expressway Toll Revenue Bonds, Series 2017A, 5.000%, 7/01/47 | 7/26 at 100.00 | Baa3 | 461,356 | ||
| 2,200 | North Carolina Turnpike Authority, Triangle Expressway System Revenue Bonds, Refunding Senior Lien Series 2017, 5.000%, 1/01/39 – AGM Insured | 1/27 at 100.00 | BBB | 2,626,492 | ||
| North Carolina Turnpike Authority, Triangle Expressway System Revenue Bonds, Senior Lien Series 2009B: | ||||||
| 150 | 0.000%, 1/01/31 – AGC Insured | No Opt. Call | BBB | 117,005 | ||
| 4,375 | 0.000%, 1/01/33 – AGC Insured | No Opt. Call | BBB | 3,195,106 | ||
| 2,300 | 0.000%, 1/01/34 – AGC Insured | No Opt. Call | BBB | 1,626,238 | ||
| 2,380 | 0.000%, 1/01/35 – AGC Insured | No Opt. Call | BBB | 1,628,943 | ||
| 7,575 | 0.000%, 1/01/37 – AGC Insured | No Opt. Call | BBB | 4,818,306 | ||
| 1,470 | 0.000%, 1/01/38 – AGC Insured | No Opt. Call | BBB | 901,816 | ||
| 1,775 | North Carolina Turnpike Authority, Triangle Expressway System Revenue Bonds, Senior Lien Series 2019, 5.000%, 1/01/49 | 1/30 at 100.00 | BBB | 2,184,191 | ||
| 3,040 | Oak Island, North Carolina, Enterprise System Revenue Bonds, Refunding Series 2015, 5.000%, 6/01/33 | 6/25 at 100.00 | A2 | 3,582,154 | ||
| Oak Island, North Carolina, Enterprise System Revenue Bonds, Series 2011: | ||||||
| 600 | 5.625%, 6/01/30 (Pre-refunded 6/01/20) – AGC Insured | 6/20 at 100.00 | A2 (4) | 609,330 | ||
| 2,100 | 5.750%, 6/01/36 (Pre-refunded 6/01/20) – AGC Insured | 6/20 at 100.00 | A2 (4) | 2,133,495 | ||
| Orange County Public Facilities Company, North Carolina, Limited Obligation Bonds, Refunding Series 2017: | ||||||
| 200 | 5.000%, 10/01/27 | No Opt. Call | AA+ | 257,362 | ||
| 150 | 5.000%, 10/01/28 | 10/27 at 100.00 | AA+ | 192,704 | ||
| 400 | 5.000%, 10/01/30 | 10/27 at 100.00 | AA+ | 509,116 | ||
| Raleigh Durham Airport Authority, North Carolina, Airport Revenue Bonds, Refunding Series 2010A: | ||||||
| 1,000 | 5.000%, 5/01/26 | 5/20 at 100.00 | Aa3 | 1,009,930 | ||
| 4,125 | 5.000%, 5/01/36 | 5/20 at 100.00 | Aa3 | 4,165,961 | ||
| Raleigh, North Carolina, Combined Enterprise System Revenue Bonds, Refunding Series 2012A: | ||||||
| 550 | 5.000%, 3/01/30 (Pre-refunded 3/01/22) | 3/22 at 100.00 | AAA (4) | 597,080 | ||
| 1,600 | 5.000%, 3/01/31 (Pre-refunded 3/01/22) | 3/22 at 100.00 | AAA (4) | 1,736,960 |
| Principal Amount (000) | Description (1) | Optional Call Provisions (2) | Ratings (3) | Value | ||
| North Carolina (continued) | ||||||
| Raleigh, North Carolina, Combined Enterprise System Revenue Bonds, Refunding Series 2013A: | ||||||
| $5,000 | 5.000%, 3/01/28 (Pre-refunded 3/01/23) | 3/23 at 100.00 | AAA (4) | $5,630,050 | ||
| 3,785 | 5.000%, 3/01/43 (Pre-refunded 3/01/23) | 3/23 at 100.00 | AAA (4) | 4,261,948 | ||
| 5,000 | Raleigh, North Carolina, Combined Enterprise System Revenue Bonds, Refunding Series 2016A, 4.000%, 3/01/46 | 3/27 at 100.00 | AAA | 5,631,850 | ||
| 1,000 | Raleigh, North Carolina, General Obligation Bonds, Refunding Series 2016A, 5.000%, 9/01/26 | No Opt. Call | AAA | 1,261,680 | ||
| 1,000 | Raleigh, North Carolina, Limited Obligation Bonds, Series 2013, 5.000%, 10/01/33 | 10/23 at 100.00 | AA+ | 1,134,990 | ||
| Raleigh, North Carolina, Limited Obligation Bonds, Series 2014A: | ||||||
| 1,195 | 5.000%, 10/01/25 | 10/24 at 100.00 | AA+ | 1,418,752 | ||
| 1,305 | 5.000%, 10/01/26 | 10/24 at 100.00 | AA+ | 1,547,860 | ||
| 650 | Rocky Mount, North Carolina, Special Obligation Bonds, Series 2016, 5.000%, 5/01/30 | 5/26 at 100.00 | AA- | 794,852 | ||
| Sampson County, North Carolina, Limited Obligation Bonds, Refunding Series 2017: | ||||||
| 300 | 5.000%, 9/01/32 | 9/27 at 100.00 | A | 371,874 | ||
| 1,250 | 4.000%, 9/01/35 | 9/27 at 100.00 | A | 1,428,237 | ||
| 1,265 | 4.000%, 9/01/36 | 9/27 at 100.00 | A | 1,432,334 | ||
| 1,000 | 4.000%, 9/01/37 | 9/27 at 100.00 | A | 1,123,550 | ||
| 1,100 | Union County, North Carolina, Enterprise System Revenue Bonds, Series 2019A, 4.000%, 6/01/44 | 6/29 at 100.00 | AA | 1,276,264 | ||
| University of North Carolina, Chapel Hill, Revenue Bonds, Hospital System, Series 2019: | ||||||
| 1,360 | 5.000%, 2/01/45 | No Opt. Call | Aa3 | 2,023,748 | ||
| 840 | 5.000%, 2/01/49 | No Opt. Call | Aa3 | 1,278,900 | ||
| 800 | University of North Carolina, Charlotte, General Revenue Bonds, Refunding Series 2015, 5.000%, 4/01/45 | 4/25 at 100.00 | A+ | 929,064 | ||
| 170 | University of North Carolina, Charlotte, General Revenue Bonds, Refunding Series 2017A, 5.000%, 10/01/31 | 10/27 at 100.00 | A+ | 215,009 | ||
| University of North Carolina, Charlotte, General Revenue Bonds, Series 2014: | ||||||
| 2,070 | 5.000%, 4/01/32 | 4/24 at 100.00 | A+ | 2,374,683 | ||
| 1,175 | 5.000%, 4/01/33 | 4/24 at 100.00 | A+ | 1,345,904 | ||
| 1,385 | 5.000%, 4/01/35 | 4/24 at 100.00 | A+ | 1,582,778 | ||
| 4,735 | University of North Carolina, Charlotte, General Revenue Bonds, Series 2017, 5.000%, 10/01/42 | 10/27 at 100.00 | A+ | 5,832,810 | ||
| 1,415 | University of North Carolina, Greensboro, General Revenue Bonds, Refunding Series 2017, 5.000%, 4/01/31 | 4/28 at 100.00 | A+ | 1,804,917 | ||
| University of North Carolina, Greensboro, General Revenue Bonds, Series 2014: | ||||||
| 1,000 | 5.000%, 4/01/32 | 4/24 at 100.00 | A+ | 1,151,570 | ||
| 3,065 | 5.000%, 4/01/39 | 4/24 at 100.00 | A+ | 3,508,935 | ||
| 4,765 | University of North Carolina, Greensboro, General Revenue Bonds, Series 2018, 5.000%, 4/01/43 | 4/28 at 100.00 | A+ | 5,898,308 |
| NEA | Nuveen AMT-Free Quality Municipal Income Fund (continued) |
| Portfolio of Investments January 31, 2020 | |
| (Unaudited) |
| Principal Amount (000) | Description (1) | Optional Call Provisions (2) | Ratings (3) | Value | ||
| North Carolina (continued) | ||||||
| University of North Carolina, Wilmington, General Revenue Bonds, Refunding Series 2019B: | ||||||
| $1,000 | 4.000%, 10/01/39 | 10/29 at 100.00 | Aa3 | $1,165,390 | ||
| 1,500 | 4.000%, 10/01/44 | 10/29 at 100.00 | Aa3 | 1,724,415 | ||
| 1,845 | 4.000%, 10/01/49 | 10/29 at 100.00 | Aa3 | 2,105,127 | ||
| 1,250 | Western Carolina University, North Carolina, General Revenue Bonds, Refunding Series 2015A, 5.000%, 10/01/45 | 10/25 at 100.00 | Aa3 | 1,456,887 | ||
| 368,505 | Total North Carolina | 401,562,761 | ||||
| North Dakota – 1.1% (0.7% of Total Investments) | ||||||
| 5,080 | Burleigh County, North Dakota, Health Care Revenue Bonds, Saint Alexius Medical Center Project, Refunding Series 2012A, 4.500%, 7/01/32 (Pre-refunded 7/01/22) | 7/22 at 100.00 | N/R (4) | 5,498,186 | ||
| Fargo, North Dakota, Health System Revenue Bonds, Sanford Health, Refunding Series 2011: | ||||||
| 1,500 | 6.000%, 11/01/28 | 11/21 at 100.00 | A2 | 1,631,940 | ||
| 3,910 | 6.250%, 11/01/31 | 11/21 at 100.00 | A2 | 4,265,771 | ||
| 1,015 | Grand Forks, North Dakota, Health Care System Revenue Bonds, Altru Health System Obligated Group, Series 2012, 5.000%, 12/01/35 | 12/21 at 100.00 | Baa2 | 1,069,566 | ||
| Grand Forks, North Dakota, Health Care System Revenue Bonds, Altru Health System Obligated Group, Series 2017A: | ||||||
| 1,000 | 5.000%, 12/01/37 | 12/27 at 100.00 | Baa2 | 1,168,710 | ||
| 8,525 | 5.000%, 12/01/42 | 12/27 at 100.00 | Baa2 | 9,830,433 | ||
| 7,070 | 4.000%, 12/01/47 | 12/27 at 100.00 | Baa2 | 7,430,570 | ||
| 900 | Grand Forks, North Dakota, Senior Housing & Nursing Facilities Revenue Bonds, Valley Homes and Services Obligated Group, Series 2017, 5.000%, 12/01/36 | 12/26 at 100.00 | N/R | 974,466 | ||
| 500 | Grand Forks, North Dakota, Senior Housing and Nursing Facilities Revenue Bonds, Valley Homes Obligated Group, Series 2016A, 5.125%, 12/01/24 | No Opt. Call | N/R | 547,850 | ||
| Ward County Health Care, North Dakota, Revenue Bonds, Trinity Obligated Group, Series 2017C: | ||||||
| 11,065 | 5.000%, 6/01/43 | 6/28 at 100.00 | BBB- | 12,771,334 | ||
| 2,610 | 5.000%, 6/01/48 | 6/28 at 100.00 | BBB- | 2,989,102 | ||
| 1,420 | Williston, North Dakota, Multifamily Housing Revenue Bonds, Eagle Crest Apartments LLC Project, Series 2013, 7.750%, 9/01/38 (8) | 9/23 at 100.00 | N/R | 624,800 | ||
| 44,595 | Total North Dakota | 48,802,728 | ||||
| Ohio – 8.6% (5.6% of Total Investments) | ||||||
| Akron, Bath and Copley Joint Township Hospital District, Ohio, Hospital Facilities Revenue Bonds, Summa Health System, Refunding & Improvement Series 2016: | ||||||
| 3,020 | 5.250%, 11/15/41 | 11/26 at 100.00 | Baa2 | 3,604,521 | ||
| 8,255 | 5.250%, 11/15/46 | 11/26 at 100.00 | Baa2 | 9,778,295 | ||
| 320 | Akron, Bath and Copley Joint Township Hospital District, Ohio, Hospital Revenue Bonds, Children's Hospital Medical Center, Improvement & Refunding Series 2012, 5.000%, 11/15/42 | 5/22 at 100.00 | A1 | 341,293 |
| Principal Amount (000) | Description (1) | Optional Call Provisions (2) | Ratings (3) | Value | ||
| Ohio (continued) | ||||||
| Allen County, Ohio, Hospital Facilities Revenue Bonds, Catholic Health Partners, Refunding and Improvement Series 2012A: | ||||||
| $860 | 4.000%, 5/01/33 | 5/22 at 100.00 | A2 | $902,149 | ||
| 650 | 5.000%, 5/01/33 | 5/22 at 100.00 | A2 | 700,713 | ||
| 800 | 5.000%, 5/01/42 | 5/22 at 100.00 | A2 | 855,632 | ||
| 10,990 | Allen County, Ohio, Hospital Facilities Revenue Bonds, Mercy Health, Refunding & Improvement Series 2015A, 5.000%, 11/01/43 | 11/24 at 100.00 | A2 | 12,488,157 | ||
| 8,655 | Allen County, Ohio, Hospital Facilities Revenue Bonds, Mercy Health, Series 2017A, 4.000%, 8/01/38 | 2/28 at 100.00 | A2 | 9,744,491 | ||
| 2,750 | Bowling Green State University, Ohio, General Receipts Bonds, Series 2017B, 5.000%, 6/01/42 | 6/27 at 100.00 | A+ | 3,311,110 | ||
| Buckeye Tobacco Settlement Financing Authority, Ohio, Tobacco Settlement Asset-Backed Revenue Bonds, Senior Lien, Series 2007A-2: | ||||||
| 6,765 | 5.125%, 6/01/24 | 2/20 at 100.00 | C | 6,798,351 | ||
| 4,315 | 5.375%, 6/01/24 | 2/20 at 100.00 | C | 4,331,483 | ||
| 23,850 | 5.875%, 6/01/30 | 2/20 at 100.00 | C | 23,968,773 | ||
| 37,190 | 5.750%, 6/01/34 | 2/20 at 100.00 | C | 37,360,702 | ||
| 15,805 | 6.000%, 6/01/42 | 2/20 at 100.00 | B- | 15,896,195 | ||
| 33,485 | 5.875%, 6/01/47 | 2/20 at 100.00 | B- | 33,628,985 | ||
| 1,500 | 6.500%, 6/01/47 | 2/20 at 100.00 | B- | 1,526,400 | ||
| 14,570 | Buckeye Tobacco Settlement Financing Authority, Ohio, Tobacco Settlement Asset-Backed Revenue Bonds, Senior Lien, Series 2007A-3, 6.250%, 6/01/37 | 6/22 at 100.00 | Caa3 | 15,181,940 | ||
| 6,000 | Butler County, Ohio, Hospital Facilities Revenue Bonds, UC Health, Series 2010, 5.250%, 11/01/29 (Pre-refunded 11/01/20) | 11/20 at 100.00 | A (4) | 6,193,800 | ||
| 5,000 | Cleveland Clinic Health System Obligated Group, Ohio, Martin County Health Facilities Authority, Hospital Revenue Bonds, Series 2019B, 4.000%, 1/01/46 | 1/29 at 100.00 | AA | 5,717,150 | ||
| Cleveland Heights-University Heights City School District, Ohio, General Obligation Bonds, School Improvement Series 2014: | ||||||
| 7,060 | 5.000%, 12/01/51 | 6/23 at 100.00 | A1 | 7,789,510 | ||
| 10,480 | 5.000%, 12/01/51 (Pre-refunded 6/01/23) | 6/23 at 100.00 | N/R (4) | 11,869,543 | ||
| 5,165 | Cuyahoga Community College District, Ohio, General Obligation Bonds, Facilities Construction & Improvement Series 2018, 4.000%, 12/01/38 | 6/26 at 100.00 | AA | 5,785,471 | ||
| 5,975 | Fairfield County, Ohio, Hospital Facilities Revenue Bonds, Fairfield Medical Center Project, Series 2013, 5.000%, 6/15/43 | 6/23 at 100.00 | Ba2 | 6,244,831 | ||
| 1,465 | Franklin County, Ohio, Hospital Revenue Bonds, Nationwide Children's Hospital Project, Improvement Series 2012A, 5.000%, 11/01/42 | 5/22 at 100.00 | Aa2 | 1,566,539 | ||
| 6,345 | Franklin County, Ohio, Hospital Revenue Bonds, OhioHealth Corporation, Series 2011A, 5.000%, 11/15/41 | 11/21 at 100.00 | Aa2 | 6,722,274 | ||
| Hamilton County, Ohio, Healthcare Revenue Bonds, Life Enriching Communities Project, Series 2017A: | ||||||
| 1,500 | 5.000%, 1/01/47 | 1/27 at 100.00 | BBB- | 1,703,925 | ||
| 1,120 | 5.000%, 1/01/52 | 1/27 at 100.00 | BBB- | 1,266,261 |
| NEA | Nuveen AMT-Free Quality Municipal Income Fund (continued) |
| Portfolio of Investments January 31, 2020 | |
| (Unaudited) |
| Principal Amount (000) | Description (1) | Optional Call Provisions (2) | Ratings (3) | Value | ||
| Ohio (continued) | ||||||
| Hamilton County, Ohio, Healthcare Revenue Bonds, Life Enriching Communities, Refunding & Improvement Series 2016: | ||||||
| $3,425 | 5.000%, 1/01/46 | 1/26 at 100.00 | BBB- | $3,840,521 | ||
| 6,000 | 5.000%, 1/01/51 | 1/26 at 100.00 | BBB- | 6,682,920 | ||
| JobsOhio Beverage System, Ohio, Statewide Liquor Profits Revenue Bonds, Senior Lien Series 2013A: | ||||||
| 6,920 | 5.000%, 1/01/38 (Pre-refunded 1/01/23) (6) | 1/23 at 100.00 | Aa3 (4) | 7,736,837 | ||
| 14,850 | 5.000%, 1/01/38 (Pre-refunded 1/01/23) (UB) (6) | 1/23 at 100.00 | Aa3 (4) | 16,602,894 | ||
| JobsOhio Beverage System, Ohio, Statewide Senior Lien Liquor Profits Revenue Bonds, Tender Option Bond Trust 2016-XG0052: | ||||||
| 875 | 15.735%, 1/01/38 (Pre-refunded 1/01/23), 144A (IF) (6) | 1/23 at 100.00 | Aa3 (4) | 1,288,131 | ||
| 1,050 | 15.735%, 1/01/38 (Pre-refunded 1/01/23), 144A (IF) (6) | 1/23 at 100.00 | Aa3 (4) | 1,545,758 | ||
| 2,305 | Lucas County, Ohio, Hospital Revenue Bonds, ProMedica Healthcare Obligated Group, Series 2011A, 6.000%, 11/15/41 (Pre-refunded 11/15/21) | 11/21 at 100.00 | Baa3 (4) | 2,510,860 | ||
| 5,000 | Miami County, Ohio, Hospital Facilities Revenue Bonds, Kettering Health Network Obligated Group Project, Refunding Improvement Series 2019, 5.000%, 8/01/45 | 8/28 at 100.00 | A2 | 6,089,250 | ||
| 6,000 | Middletown City School District, Butler County, Ohio, General Obligation Bonds, Refunding Series 2007, 5.250%, 12/01/31 – AGM Insured | No Opt. Call | A2 | 8,104,920 | ||
| 21,000 | Northeast Ohio Regional Sewer District, Wastewater Improvement Revenue Bonds, Refunding & Improvement Series 2014, 5.000%, 11/15/49 | 11/24 at 100.00 | AA+ | 25,030,530 | ||
| 9,365 | Ohio Higher Educational Facility Commission, Revenue Bonds, University of Dayton, Series 2018A, 5.000%, 12/01/48 | 6/28 at 100.00 | A2 | 11,370,702 | ||
| 4,165 | Ohio State, Hospital Revenue Bonds, University Hospitals Health System, Inc, Series 2020A, 5.000%, 1/15/50 | 1/30 at 100.00 | A | 5,149,689 | ||
| 19,515 | Ohio Turnpike Commission, Turnpike Revenue Bonds, Infrastructure Project, Junior Lien Series 2013A-1, 5.000%, 2/15/48 | 2/23 at 100.00 | A+ | 21,516,654 | ||
| 7,550 | Ohio Turnpike Commission, Turnpike Revenue Bonds, Infrastructure Projects, Junior Lien Convertible Series 2013A-3, 0.000%, 2/15/36 (5) | 2/31 at 100.00 | A+ | 8,877,366 | ||
| 9,000 | Ohio Turnpike Commission, Turnpike Revenue Bonds, Infrastructure Projects, Junior Lien Series 2018A, 4.000%, 2/15/46 | 2/28 at 100.00 | A+ | 10,053,270 | ||
| Southeastern Ohio Port Authority, Hospital Facilities Revenue Bonds, Memorial Health System Obligated Group Project, Refunding and Improvement Series 2012: | ||||||
| 135 | 5.750%, 12/01/32 | 12/22 at 100.00 | BB- | 147,485 | ||
| 130 | 6.000%, 12/01/42 | 12/22 at 100.00 | BB- | 140,605 | ||
| 4,190 | Springboro Community City School District, Warren County, Ohio, General Obligation Bonds, Refunding Series 2007, 5.250%, 12/01/26 – AGM Insured | No Opt. Call | Aa3 | 5,275,420 | ||
| 3,670 | Tuscarawas County Economic Development and Finance Alliance, Ohio, Higher Education Facilities Revenue Bonds, Ashland University, Refunding & Improvement Series 2015, 6.000%, 3/01/45 | 3/25 at 100.00 | N/R | 3,946,424 | ||
| 349,035 | Total Ohio | 381,188,730 | ||||
| Oklahoma – 0.3% (0.2% of Total Investments) | ||||||
| 1,165 | Norman Regional Hospital Authority, Oklahoma, Hospital Revenue Bonds, Series 2019, 5.000%, 9/01/45 | 9/29 at 100.00 | Baa1 | 1,411,805 |
| Principal Amount (000) | Description (1) | Optional Call Provisions (2) | Ratings (3) | Value | ||
| Oklahoma (continued) | ||||||
| Oklahoma Development Finance Authority, Health System Revenue Bonds, OU Medicine Project, Series 2018B: | ||||||
| $2,205 | 5.250%, 8/15/48 | 8/28 at 100.00 | BB+ | $2,655,504 | ||
| 4,080 | 5.500%, 8/15/52 | 8/28 at 100.00 | BB+ | 4,976,417 | ||
| 3,190 | 5.500%, 8/15/57 | 8/28 at 100.00 | BB+ | 3,876,041 | ||
| 1,125 | Tulsa County Industrial Authority, Oklahoma, Senior Living Community Revenue Bonds, Montereau, Inc Project, Refunding Series 2017, 5.250%, 11/15/37 | 11/25 at 102.00 | BBB- | 1,297,462 | ||
| 11,765 | Total Oklahoma | 14,217,229 | ||||
| Oregon – 1.7% (1.1% of Total Investments) | ||||||
| Clackamas Community College District, Oregon, General Obligation Bonds, Deferred Interest Series 2017A: | ||||||
| 760 | 0.000%, 6/15/38 (5) | 6/27 at 100.00 | Aa1 | 913,034 | ||
| 2,750 | 0.000%, 6/15/39 (5) | 6/27 at 100.00 | Aa1 | 3,296,480 | ||
| Columbia County School District 502 Saint Helens, Oregon, General Obligation Bonds, Series 2017: | ||||||
| 1,310 | 5.000%, 6/15/38 | 6/27 at 100.00 | Aa1 | 1,617,758 | ||
| 1,705 | 5.000%, 6/15/39 | 6/27 at 100.00 | Aa1 | 2,100,969 | ||
| 7,420 | Oregon Facilities Authority, Revenue Bonds, Legacy Health Project, Series 2016A, 5.000%, 6/01/46 | 6/26 at 100.00 | A+ | 8,714,196 | ||
| Oregon Facilities Authority, Revenue Bonds, Samaritan Health Services, Refunding Series 2016A: | ||||||
| 6,240 | 5.000%, 10/01/35 | 10/26 at 100.00 | BBB+ | 7,338,490 | ||
| 2,260 | 5.000%, 10/01/46 | 10/26 at 100.00 | BBB+ | 2,602,639 | ||
| 8,890 | Oregon State Department of Transportation, Highway User Tax Revenue Bonds, Senior Lien Series 2013A, 5.000%, 11/15/38 (Pre-refunded 11/15/23) | 11/23 at 100.00 | Aa1 (4) | 10,263,238 | ||
| 30,370 | Salem Hospital Facility Authority, Oregon, Revenue Bonds, Salem Health Projects, Series 2019A, 4.000%, 5/15/49 | 5/29 at 100.00 | A+ | 34,089,718 | ||
| 5,265 | Salem Hospital Facility Authority, Oregon, Revenue Bonds, Salem Hospital Project, Refunding Series 2016A, 5.000%, 5/15/46 | 5/26 at 100.00 | A+ | 6,167,368 | ||
| 66,970 | Total Oregon | 77,103,890 | ||||
| Pennsylvania – 5.7% (3.7% of Total Investments) | ||||||
| 15,000 | Allegheny County Hospital Development Authority, Pennsylvania, Revenue Bonds, Allegheny Health Network Obligated Group Issue, Series 2018A, 5.000%, 4/01/47 | 4/28 at 100.00 | A | 17,983,350 | ||
| Bethlehem Authority, Northampton and Lehigh Counties, Pennsylvania, Guaranteed Water Revenue Bonds, Series 1998: | ||||||
| 3,125 | 0.000%, 5/15/22 – AGM Insured | No Opt. Call | A2 | 3,034,062 | ||
| 3,125 | 0.000%, 5/15/23 – AGM Insured | No Opt. Call | A2 | 2,990,625 | ||
| 3,135 | 0.000%, 5/15/24 – AGM Insured | No Opt. Call | A2 | 2,953,640 | ||
| 3,155 | 0.000%, 5/15/26 – AGM Insured | No Opt. Call | A2 | 2,863,794 | ||
| 4,145 | 0.000%, 11/15/26 – AGM Insured | No Opt. Call | A2 | 3,717,692 | ||
| 2,800 | 0.000%, 5/15/28 – AGM Insured | No Opt. Call | A2 | 2,411,668 | ||
| 3,000 | 0.000%, 11/15/28 – AGM Insured | No Opt. Call | A2 | 2,550,240 |
| NEA | Nuveen AMT-Free Quality Municipal Income Fund (continued) |
| Portfolio of Investments January 31, 2020 | |
| (Unaudited) |
| Principal Amount (000) | Description (1) | Optional Call Provisions (2) | Ratings (3) | Value | ||
| Pennsylvania (continued) | ||||||
| $1,200 | Centre County Hospital Authority, Pennsylvania, Hospital Revenue Bonds, Mount Nittany Medical Center Project, Series 2018A, 5.000%, 11/15/42 | 11/27 at 100.00 | A+ | $1,442,352 | ||
| Chester County Health and Education Facilities Authority, Pennsylvania, Health System Revenue Bonds, Jefferson Health System, Series 2010A: | ||||||
| 1,835 | 5.000%, 5/15/40 (Pre-refunded 5/15/20) | 5/20 at 100.00 | AA (4) | 1,856,158 | ||
| 5,165 | 5.000%, 5/15/40 (Pre-refunded 5/15/20) | 5/20 at 100.00 | N/R (4) | 5,223,829 | ||
| 895 | Commonwealth Financing Authority, Pennsylvania, State Appropriation Lease Bonds, Master Settlement, Series 2018, 5.000%, 6/01/34 | 6/28 at 100.00 | A | 1,110,731 | ||
| 2,150 | Dauphin County General Authority, Pennsylvania, Health System Revenue Bonds, Pinnacle Health System Project, Series 2012A, 5.000%, 6/01/42 | 6/22 at 100.00 | A+ | 2,319,764 | ||
| 26,595 | Delaware River Joint Toll Bridge Commission, New Jersey and Pennsylvania, Bridge System Revenue Bonds, Series 2017, 5.000%, 7/01/42 | 7/27 at 100.00 | A | 32,483,931 | ||
| 1,050 | Delaware Valley Regional Finance Authority, Pennsylvania, Local Government Revenue Bonds, Series 1997B, 5.700%, 7/01/27 – AMBAC Insured | No Opt. Call | A1 | 1,339,916 | ||
| Erie Water Authority, Erie County, Pennsylvania, Water Revenue Bonds, Series 2011A: | ||||||
| 1,315 | 4.625%, 12/01/44 | 12/21 at 100.00 | A2 | 1,374,109 | ||
| 2,685 | 4.625%, 12/01/44 (Pre-refunded 12/01/21) | 12/21 at 100.00 | A2 (4) | 2,864,600 | ||
| 4,915 | Lancaster County Hospital Authority, Pennsylvania, Revenue Bonds, United Zion Retirement Community, Series 2017A, 5.000%, 12/01/47 | 6/27 at 100.00 | N/R | 5,179,476 | ||
| Lehigh County Authority, Pennsylvania, Water and Sewer Revenue Bonds, Allentown Concession, Capital Appreciation Series 2013B: | ||||||
| 4,480 | 0.000%, 12/01/31 | No Opt. Call | A | 3,412,461 | ||
| 5,180 | 0.000%, 12/01/32 | No Opt. Call | A | 3,821,338 | ||
| 9,270 | Lehigh County Authority, Pennsylvania, Water and Sewer Revenue Bonds, Allentown Concession, Series 2013A, 5.125%, 12/01/47 | 12/23 at 100.00 | A | 10,434,961 | ||
| 5,410 | Montgomery County Higher Education and Health Authority, Pennsylvania, Revenue Bonds, Thomas Jefferson University, Series 2018A, 5.000%, 9/01/48 | 9/28 at 100.00 | A | 6,597,982 | ||
| 1,000 | Montgomery County Higher Education and Health Authority, Pennsylvania, Revenue Bonds, Thomas Jefferson University, Series 2019, 4.000%, 9/01/44 | 9/29 at 100.00 | A | 1,130,250 | ||
| 5,000 | Montgomery County Industrial Development Authority, Pennsylvania, Health System Revenue Bonds, Albert Einstein Healthcare Network Issue, Series 2015A, 5.250%, 1/15/45 | 1/25 at 100.00 | Ba1 | 5,642,800 | ||
| 4,710 | Montgomery County Industrial Development Authority, Pennsylvania, Revenue Bonds, ACTS Retirement-Life Communities, Inc Obligated Group, Series 2016, 5.000%, 11/15/36 | 11/26 at 100.00 | A- | 5,552,807 | ||
| 630 | Northampton County Industrial Development Authority, Pennsylvania, Recovery Revenue Bonds, Northampton Generating Project, Senior Lien Series 2013A0 & AE2, 5.000%, 12/31/23 | 3/20 at 100.00 | N/R | 157,552 | ||
| 172 | Northampton County Industrial Development Authority, Pennsylvania, Recovery Revenue Bonds, Northampton Generating Project, Senior Lien Taxable Series 2013B, 5.000%, 12/31/23 (cash 5.000%, PIK 5.000%) | No Opt. Call | N/R | 42,986 | ||
| 1,700 | Pennsylvania Higher Educational Facilities Authority, Revenue Bonds, AICUP Financing Program-Delaware Valley College of Science and Agriculture Project, Series 2012 LL1, 4.000%, 11/01/32 | 11/22 at 100.00 | Ba1 | 1,704,301 |
| Principal Amount (000) | Description (1) | Optional Call Provisions (2) | Ratings (3) | Value | ||
| Pennsylvania (continued) | ||||||
| $5,910 | Pennsylvania Higher Educational Facilities Authority, Revenue Bonds, University of Pennsylvania Health System, Series 2019, 4.000%, 8/15/49 | 8/29 at 100.00 | Aa3 | $6,783,734 | ||
| Pennsylvania Turnpike Commission, Motor License Fund-Enhanced Turnpike Special Revenue Bonds, Subordinate Series 2010A1&2: | ||||||
| 1,250 | 5.500%, 12/01/34 (Pre-refunded 12/01/20) | 12/20 at 100.00 | N/R (4) | 1,297,450 | ||
| 5,725 | 5.500%, 12/01/34 (Pre-refunded 12/01/20) | 12/20 at 100.00 | A2 (4) | 5,944,783 | ||
| Pennsylvania Turnpike Commission, Motor License Fund-Enhanced Turnpike Special Revenue Bonds, Subordinate Series 2011B: | ||||||
| 965 | 5.000%, 12/01/41 (Pre-refunded 12/01/21) | 12/21 at 100.00 | A2 (4) | 1,036,989 | ||
| 1,035 | 5.000%, 12/01/41 (Pre-refunded 12/01/21) | 12/21 at 100.00 | N/R (4) | 1,113,194 | ||
| Pennsylvania Turnpike Commission, Motor License Fund-Enhanced Turnpike Special Revenue Bonds, Subordinate Series 2013A: | ||||||
| 1,105 | 5.000%, 12/01/36 (Pre-refunded 12/01/22) | 12/22 at 100.00 | N/R (4) | 1,230,097 | ||
| 2,010 | 5.000%, 12/01/36 | 12/22 at 100.00 | A2 | 2,213,191 | ||
| 16,805 | Pennsylvania Turnpike Commission, Turnpike Revenue Bonds, Capital Appreciation Series 2009E, 6.375%, 12/01/38 | 12/27 at 100.00 | A3 | 22,219,571 | ||
| 5,575 | Pennsylvania Turnpike Commission, Turnpike Revenue Bonds, Series 2015B, 5.000%, 12/01/45 | 12/25 at 100.00 | A1 | 6,528,771 | ||
| 6,340 | Pennsylvania Turnpike Commission, Turnpike Revenue Bonds, Series 2016A-1, 5.000%, 12/01/41 | 6/26 at 100.00 | A1 | 7,528,179 | ||
| 19,250 | Pennsylvania Turnpike Commission, Turnpike Revenue Bonds, Subordinate Series 2009C, 6.250%, 6/01/33 – AGM Insured | 6/26 at 100.00 | A2 | 24,677,537 | ||
| 1,445 | Philadelphia Authority for Industrial Development Senior Living Facilities, Pennsylvania, Revenue Bonds, Wesley Enhanced Living Obligated Group, Series 2017A, 5.000%, 7/01/37 | 7/27 at 100.00 | BB | 1,639,772 | ||
| 26,765 | Philadelphia Hospitals and Higher Education Facilities Authority, Pennsylvania, Health System Revenue Bonds, Jefferson Health System, Series 2010B, 5.000%, 5/15/40 (Pre-refunded 5/15/20) | 5/20 at 100.00 | N/R (4) | 27,069,853 | ||
| 505 | Philadelphia Hospitals and Higher Education Facilities Authority, Pennsylvania, Hospital Revenue Bonds, Temple University Health System Obligated Group, Series 2012A, 5.625%, 7/01/42 | 7/22 at 100.00 | Ba1 | 547,521 | ||
| 1,425 | Philadelphia, Pennsylvania, General Obligation Bonds, Refunding Series 2011, 6.500%, 8/01/41 (Pre-refunded 8/01/20) | 8/20 at 100.00 | A- (4) | 1,463,774 | ||
| 3,410 | Philadelphia, Pennsylvania, Water and Wastewater Revenue Bonds, Series 1997A, 5.125%, 8/01/27 – AMBAC Insured (ETM) | No Opt. Call | A1 (4) | 4,369,028 | ||
| 3,415 | Pittsburgh and Allegheny County Sports and Exhibition Authority, Pennsylvania, Sales Tax Revenue Bonds, Refunding Series 2010, 5.000%, 2/01/31 – AGM Insured | 8/20 at 100.00 | A1 | 3,478,656 | ||
| 1,125 | Scranton, Pennsylvania, Sewer Authority Revenue Bonds, Series 2011A, 5.250%, 12/01/31 (Pre-refunded 12/01/21) – AGM Insured | 12/21 at 100.00 | AA (4) | 1,215,079 | ||
| 1,930 | Susquehanna Area Regional Airport Authority, Pennsylvania, Airport System Revenue Bonds, Series 2012B, 4.000%, 1/01/33 | 1/23 at 100.00 | BB+ | 2,010,713 | ||
| 228,832 | Total Pennsylvania | 254,565,267 |
| NEA | Nuveen AMT-Free Quality Municipal Income Fund (continued) |
| Portfolio of Investments January 31, 2020 | |
| (Unaudited) |
| Principal Amount (000) | Description (1) | Optional Call Provisions (2) | Ratings (3) | Value | ||
| Puerto Rico – 0.6% (0.4% of Total Investments) | ||||||
| $625 | Puerto Rico Electric Power Authority, Power Revenue Bonds, Refunding Series 2005SS, 5.000%, 7/01/25 – NPFG Insured | 3/20 at 100.00 | D | $640,650 | ||
| 1,000 | Puerto Rico Electric Power Authority, Power Revenue Bonds, Series 2007VV, 5.250%, 7/01/24 – NPFG Insured | No Opt. Call | D | 1,080,970 | ||
| 1,305 | Puerto Rico Highway and Transportation Authority, Highway Revenue Bonds, Series 2005L, 5.250%, 7/01/23 – NPFG Insured | No Opt. Call | Baa2 | 1,395,919 | ||
| 1,000 | Puerto Rico Highway and Transportation Authority, Highway Revenue Bonds, Series 2007N, 5.250%, 7/01/31 – AMBAC Insured | No Opt. Call | C | 1,105,450 | ||
| 4,300 | Puerto Rico Housing Finance Authority, Capital Fund Program Revenue Bonds, Series 2003, 4.500%, 12/01/23 | 3/20 at 100.00 | A2 | 4,479,740 | ||
| 6,173 | Puerto Rico Sales Tax Financing Corp Sales Tax Revenue, 0.000%, 8/01/54 | No Opt. Call | N/R | 1,142,931 | ||
| Puerto Rico Sales Tax Financing Corporation, Sales Tax Revenue Bonds, Restructured 2018A-1: | ||||||
| 4,000 | 4.550%, 7/01/40 | 7/28 at 100.00 | N/R | 4,417,600 | ||
| 9,192 | 5.000%, 7/01/58 | 7/28 at 100.00 | N/R | 10,358,465 | ||
| 1,315 | Puerto Rico Sales Tax Financing Corporation, Sales Tax Revenue Bonds, Taxable Restructured Cofina Project Series 2019A-2, 4.329%, 7/01/40 | 7/28 at 100.00 | N/R | 1,430,957 | ||
| 28,910 | Total Puerto Rico | 26,052,682 | ||||
| Rhode Island – 0.7% (0.4% of Total Investments) | ||||||
| 1,315 | Rhode Island Health and Educational Building Corporation, Hospital Financing Revenue Bonds, Lifespan Obligated Group, Refunding Series 2016, 5.000%, 5/15/39 | 5/26 at 100.00 | BBB+ | 1,526,833 | ||
| 174,390 | Rhode Island Tobacco Settlement Financing Corporation, Tobacco Settlement Asset-Backed Bonds, Series 2007A, 0.000%, 6/01/52 | 2/20 at 14.83 | CCC- | 25,173,197 | ||
| 2,235 | Rhode Island Turnpike and Bridge Authority, Motor Fuel Tax Revenue Bonds, Series 2016A, 5.000%, 10/01/40 | 4/26 at 100.00 | A | 2,626,706 | ||
| 177,940 | Total Rhode Island | 29,326,736 | ||||
| South Carolina – 3.7% (2.4% of Total Investments) | ||||||
| 3,050 | Charleston County Airport District, South Carolina, Airport Revenue Bonds, Series 2019, 5.000%, 7/01/43 | 7/29 at 100.00 | A+ | 3,839,005 | ||
| Lexington County Health Services District, Inc, South Carolina, Hospital Revenue Bonds, Lexington Medical Center, Series 2016: | ||||||
| 1,290 | 5.000%, 11/01/41 | 5/26 at 100.00 | A | 1,509,919 | ||
| 6,820 | 5.000%, 11/01/46 | 5/26 at 100.00 | A | 7,925,931 | ||
| Piedmont Municipal Power Agency, South Carolina, Electric Revenue Bonds, Series 2004A-2: | ||||||
| 26,955 | 0.000%, 1/01/31 – AMBAC Insured | No Opt. Call | A- | 21,230,836 | ||
| 15,420 | 0.000%, 1/01/32 – AMBAC Insured | No Opt. Call | A- | 11,788,282 | ||
| 1,370 | South Carolina Jobs-Economic Development Authority, Economic Development Revenue Bonds, Bishop Gadsden Episcopal Retirement Community, Series 2019A, 5.000%, 4/01/54 | 4/26 at 103.00 | BBB- | 1,559,690 |
| Principal Amount (000) | Description (1) | Optional Call Provisions (2) | Ratings (3) | Value | ||
| South Carolina (continued) | ||||||
| South Carolina Jobs-Economic Development Authority, Hospital Revenue Bonds, McLeod Health Projects, Refunding & Improvement Series 2018: | ||||||
| $19,130 | 5.000%, 11/01/43 | 5/28 at 100.00 | AA- | $23,140,796 | ||
| 6,000 | 5.000%, 11/01/48 | 5/28 at 100.00 | AA- | 7,223,820 | ||
| 375 | South Carolina Jobs-Economic Development Authority, Hospital Revenue Bonds, Palmetto Health, Refunding Series 2011A, 6.500%, 8/01/39 (Pre-refunded 8/01/21) – AGM Insured | 8/21 at 100.00 | AA (4) | 406,106 | ||
| 10,000 | South Carolina Public Service Authority Santee Cooper Revenue Obligations, Refunding Series 2016B, 5.000%, 12/01/56 | 12/26 at 100.00 | A- | 11,672,200 | ||
| 20,035 | South Carolina Public Service Authority, Santee Cooper Revenue Obligations, Refunding & Improvement Series 2015A, 5.000%, 12/01/50 | 6/25 at 100.00 | A- | 22,847,914 | ||
| South Carolina Public Service Authority, Santee Cooper Revenue Obligations, Refunding Series 2014C: | ||||||
| 3,850 | 5.000%, 12/01/39 | 12/24 at 100.00 | A- | 4,406,325 | ||
| 4,000 | 5.000%, 12/01/46 | 12/24 at 100.00 | A- | 4,538,200 | ||
| 6,790 | South Carolina Public Service Authority, Santee Cooper Revenue Obligations, Series 2013A, 5.125%, 12/01/43 | 12/23 at 100.00 | A- | 7,597,670 | ||
| South Carolina Public Service Authority, Santee Cooper Revenue Obligations, Series 2014A: | ||||||
| 2,000 | 5.000%, 12/01/49 | 6/24 at 100.00 | A- | 2,238,380 | ||
| 17,240 | 5.500%, 12/01/54 | 6/24 at 100.00 | A- | 19,640,670 | ||
| 7,500 | South Carolina State Ports Authority, Revenue Bonds, Series 2019A, 5.000%, 7/01/54 | 7/29 at 100.00 | A1 | 9,162,375 | ||
| 4,500 | Spartanburg Regional Health Services District, Inc., South Carolina, Hospital Revenue Bonds, Refunding Series 2012A, 5.000%, 4/15/32 | 4/22 at 100.00 | A3 | 4,837,185 | ||
| 156,325 | Total South Carolina | 165,565,304 | ||||
| South Dakota – 0.8% (0.5% of Total Investments) | ||||||
| Sioux Falls, South Dakota, Health Facilities Revenue Bonds, Dow Rummel Village Project, Series 2017: | ||||||
| 3,000 | 5.000%, 11/01/42 | 11/26 at 100.00 | BB | 3,199,290 | ||
| 3,150 | 5.125%, 11/01/47 | 11/26 at 100.00 | BB | 3,367,003 | ||
| 8,800 | South Dakota Health and Educational Facilities Authority, Revenue Bonds, Avera Health System, Series 2014, 5.000%, 7/01/44 | 7/24 at 100.00 | A1 | 9,888,472 | ||
| 4,930 | South Dakota Health and Educational Facilities Authority, Revenue Bonds, Avera Health, Refunding Series 2017, 5.000%, 7/01/46 | 7/27 at 100.00 | A1 | 5,851,269 | ||
| 3,565 | South Dakota Health and Educational Facilities Authority, Revenue Bonds, Sanford Health, Series 2014B, 5.000%, 11/01/44 | 11/24 at 100.00 | A2 | 4,027,773 | ||
| 8,260 | South Dakota Health and Educational Facilities Authority, Revenue Bonds, Sanford Health, Series 2015, 5.000%, 11/01/45 | 11/25 at 100.00 | A2 | 9,480,415 | ||
| 31,705 | Total South Dakota | 35,814,222 | ||||
| Tennessee – 1.0% (0.6% of Total Investments) | ||||||
| 10,670 | Chattanooga Health, Educational and Housing Facility Board, Tennessee, Revenue Bonds, Catholic Health Initiatives, Series 2013A, 5.250%, 1/01/45 (Pre-refunded 1/01/23) | 1/23 at 100.00 | BBB+ (4) | 11,973,127 |
| NEA | Nuveen AMT-Free Quality Municipal Income Fund (continued) |
| Portfolio of Investments January 31, 2020 | |
| (Unaudited) |
| Principal Amount (000) | Description (1) | Optional Call Provisions (2) | Ratings (3) | Value | ||
| Tennessee (continued) | ||||||
| $2,180 | Greeneville Health and Educational Facilities Board, Tennessee, Hospital Revenue Bonds, Ballad Health, Series 2018A, 5.000%, 7/01/35 | 7/28 at 100.00 | Baa1 | $2,665,246 | ||
| 2,065 | Johnson City Health and Educational Facilities Board, Tennessee, Hospital Revenue Bonds, Mountain States Health Alliance, Series 2012A, 5.000%, 8/15/42 | 8/22 at 100.00 | Baa1 | 2,223,984 | ||
| 75 | Johnson City Health and Educational Facilities Board, Tennessee, Hospital Revenue Refunding and Improvement Bonds, Johnson City Medical Center, Series 1998C, 5.125%, 7/01/25 (Pre-refunded 7/01/23) – NPFG Insured | 7/23 at 100.00 | N/R (4) | 76,352 | ||
| Knox County Health, Educational and Housing Facilities Board, Tennessee, Revenue Bonds, University Health System, Inc, Series 2016: | ||||||
| 5,000 | 5.000%, 9/01/36 | 9/26 at 100.00 | BBB | 5,838,650 | ||
| 1,000 | 5.000%, 9/01/47 | 9/26 at 100.00 | BBB | 1,147,820 | ||
| Knox County Health, Educational and Housing Facilities Board, Tennessee, Revenue Bonds, University Health System, Inc, Series 2017: | ||||||
| 445 | 5.000%, 4/01/31 | 4/27 at 100.00 | BBB | 531,588 | ||
| 1,745 | 5.000%, 4/01/36 | 4/27 at 100.00 | BBB | 2,054,685 | ||
| Metropolitan Government of Nashville-Davidson County Health and Educational Facilities Board, Tennessee, Revenue Bonds, Lipscomb University, Refunding & Improvement Series 2016A: | ||||||
| 2,225 | 5.000%, 10/01/41 | 10/26 at 100.00 | BBB | 2,613,307 | ||
| 1,000 | 5.000%, 10/01/45 | 10/26 at 100.00 | BBB | 1,167,090 | ||
| 11,000 | Metropolitan Government of Nashville-Davidson County Health and Educational Facilities Board, Tennessee, Revenue Bonds, Vanderbilt University Medical Center, Series 2016A, 5.000%, 7/01/46 | 7/26 at 100.00 | Aa1 | 12,869,120 | ||
| 37,405 | Total Tennessee | 43,160,969 | ||||
| Texas – 11.6% (7.5% of Total Investments) | ||||||
| 18,000 | Arlington, Texas, Special Tax Revenue Bonds, Senior Lien Series 2018A, 5.000%, 2/15/48 – AGM Insured | 2/28 at 100.00 | A1 | 21,679,560 | ||
| 14,615 | Austin, Texas, Electric Utility System Revenue Bonds, Refunding Series 2015A, 5.000%, 11/15/45 (UB) (6) | 11/25 at 100.00 | Aa3 | 17,176,863 | ||
| 2,500 | Capital Area Cultural Education Facilities Finance Corporation, Texas, Revenue Bonds, The Roman Catholic Diocese of Austin, Series 2005B Remarketed, 6.125%, 4/01/45 | 4/20 at 100.00 | Baa1 | 2,518,950 | ||
| 1,000 | Cedar Hill Independent School District, Dallas County, Texas, General Obligation Bonds, Refunding Series 2002, 0.000%, 8/15/32 – FGIC Insured | No Opt. Call | Baa2 | 778,930 | ||
| 1,330 | Central Texas Regional Mobility Authority, Revenue Bonds, Refunding Senior Lien Series 2013A, 5.000%, 1/01/43 | 1/23 at 100.00 | Baa1 | 1,451,296 | ||
| Central Texas Regional Mobility Authority, Revenue Bonds, Senior Lien Series 2011: | ||||||
| 2,080 | 5.750%, 1/01/31 (Pre-refunded 1/01/21) | 1/21 at 100.00 | Baa1 (4) | 2,170,646 | ||
| 1,000 | 6.000%, 1/01/41 (Pre-refunded 1/01/21) | 1/21 at 100.00 | Baa1 (4) | 1,045,740 | ||
| 6,940 | 6.250%, 1/01/46 (Pre-refunded 1/01/21) | 1/21 at 100.00 | Baa1 (4) | 7,273,120 | ||
| 7,750 | Central Texas Regional Mobility Authority, Revenue Bonds, Senior Lien, Series 2015A, 5.000%, 1/01/45 | 7/25 at 100.00 | Baa1 | 8,969,695 |
| Principal Amount (000) | Description (1) | Optional Call Provisions (2) | Ratings (3) | Value | ||
| Texas (continued) | ||||||
| Clifton Higher Education Finance Corporation, Texas, Education Revenue Bonds, Uplift Education Charter School, Series 2013A: | ||||||
| $1,925 | 4.350%, 12/01/42 | 12/22 at 100.00 | BBB- | $1,992,895 | ||
| 1,000 | 4.400%, 12/01/47 | 12/22 at 100.00 | BBB- | 1,034,700 | ||
| 2,500 | Comal Independent School District, Comal, Bexar, Guadalupe, Hays, and Kendall Counties, Texas, General Obligation Bonds, Series 2005A, 0.000%, 2/01/23 | No Opt. Call | Aaa | 2,417,600 | ||
| 6,340 | Dallas-Fort Worth International Airport, Texas, Joint Revenue Bonds, Refunding & Improvement Series 2012C, 5.000%, 11/01/45 | 11/21 at 100.00 | A+ | 6,756,411 | ||
| 160 | Decatur Hospital Authority, Texas, Revenue Bonds, Wise Regional Health System, Series 2014A, 5.250%, 9/01/44 | 9/24 at 100.00 | BBB- | 177,050 | ||
| 3,700 | El Paso Independent School District, El Paso County, Texas, General Obligation Bonds, School Building Series 2017, 5.000%, 8/15/42 | 8/26 at 100.00 | Aaa | 4,464,901 | ||
| 1,500 | El Paso, Texas, Airport Revenue Bonds, El Paso International Airport Series 2011, 5.250%, 8/15/33 | 8/20 at 100.00 | A | 1,533,075 | ||
| Grand Parkway Transportation Corporation, Texas, System Toll Revenue Bonds, Subordinate Lien Series 2013B: | ||||||
| 15,000 | 5.000%, 4/01/53 (Pre-refunded 10/01/23) (UB) (6) | 10/23 at 100.00 | AA (4) | 16,716,300 | ||
| 16,920 | 5.000%, 4/01/53 (6) | 10/23 at 100.00 | AA | 18,855,986 | ||
| 5,295 | Grand Parkway Transportation Corporation, Texas, System Toll Revenue Bonds, Subordinate Lien Series 2018A Tela Supported, 5.000%, 10/01/48 | 4/28 at 100.00 | AA | 6,489,552 | ||
| 6,610 | Grand Parkway Transportation Corporation, Texas, System Toll Revenue Bonds, Tender Option Bond Trust 2015-XF0228, 15.857%, 11/01/44 (Pre-refunded 10/01/23), 144A (IF) (6) | 10/23 at 100.00 | AA (4) | 9,636,058 | ||
| Harris County Cultural Education Facilities Finance Corporation, Texas, Revenue Bonds, Houston Methodist Hospital System, Series 2015: | ||||||
| 2,845 | 4.000%, 12/01/45 | 6/25 at 100.00 | AA | 3,080,879 | ||
| 2,320 | 5.000%, 12/01/45 | 6/25 at 100.00 | AA | 2,670,529 | ||
| Harris County, Texas, Toll Road Revenue Bonds, Refunding Senior Lien Series 2018A: | ||||||
| 13,890 | 5.000%, 8/15/43 | 2/28 at 100.00 | Aa2 | 17,085,950 | ||
| 2,000 | 4.000%, 8/15/48 | 2/28 at 100.00 | Aa2 | 2,257,740 | ||
| 4,040 | Harris County, Texas, Toll Road Revenue Bonds, Subordinate Lien Unlimited Tax Tender Options Bond Trust 2015-XF2184, 12.916%, 8/15/28 – AGM Insured, 144A (IF) (6) | No Opt. Call | AAA | 8,023,117 | ||
| Harris County-Houston Sports Authority, Texas, Revenue Bonds, Capital Appreciation Refunding Senior Lien Series 2014A: | ||||||
| 1,195 | 0.000%, 11/15/41 – AGM Insured | 11/31 at 62.66 | A2 | 572,919 | ||
| 2,390 | 0.000%, 11/15/42 – AGM Insured | 11/31 at 59.73 | A2 | 1,088,526 | ||
| 2,660 | 0.000%, 11/15/43 – AGM Insured | 11/31 at 56.93 | A2 | 1,150,689 | ||
| 7,260 | 0.000%, 11/15/44 – AGM Insured | 11/31 at 54.25 | A2 | 2,980,883 | ||
| 10,440 | 0.000%, 11/15/45 – AGM Insured | 11/31 at 51.48 | A2 | 4,055,731 | ||
| 7,165 | 0.000%, 11/15/49 – AGM Insured | 11/31 at 41.91 | A2 | 2,245,941 | ||
| 3,000 | 0.000%, 11/15/52 – AGM Insured | 11/31 at 35.81 | A2 | 796,890 |
| NEA | Nuveen AMT-Free Quality Municipal Income Fund (continued) |
| Portfolio of Investments January 31, 2020 | |
| (Unaudited) |
| Principal Amount (000) | Description (1) | Optional Call Provisions (2) | Ratings (3) | Value | ||
| Texas (continued) | ||||||
| Houston, Texas, Airport System Revenue Bonds, Refunding & Subordinate Lien Series 2018B: | ||||||
| $2,000 | 5.000%, 7/01/43 | 7/28 at 100.00 | A | $2,466,800 | ||
| 2,710 | 5.000%, 7/01/48 | 7/28 at 100.00 | A | 3,318,612 | ||
| 4,550 | Houston, Texas, Airport System Revenue Bonds, Refunding Subordinate Lien Series 2012B, 5.000%, 7/01/31 | 7/22 at 100.00 | A | 4,956,906 | ||
| 990 | Houston, Texas, Airport System Revenue Bonds, Subordinate Lien Series 2000B, 5.450%, 7/01/24 – AGM Insured | No Opt. Call | A | 1,137,470 | ||
| 6,000 | Houston, Texas, Combined Utility System Revenue Bonds, First Lien Series 2011D, 5.000%, 11/15/40 (Pre-refunded 11/15/21) | 11/21 at 100.00 | AA (4) | 6,442,320 | ||
| Houston, Texas, Hotel Occupancy Tax and Special Revenue Bonds, Convention and Entertainment Project, Series 2001B: | ||||||
| 1,495 | 0.000%, 9/01/23 – AGM Insured | No Opt. Call | A2 | 1,429,085 | ||
| 10,850 | 0.000%, 9/01/25 – AMBAC Insured | No Opt. Call | A | 9,979,179 | ||
| 1,715 | 0.000%, 9/01/32 – AMBAC Insured | No Opt. Call | A | 1,288,702 | ||
| 2,870 | Hutto Independent School District, Williamson County, Texas, General Obligation Bonds, Refunding Series 2012A, 5.000%, 8/01/46 | 8/21 at 100.00 | A+ | 3,022,483 | ||
| 2,340 | Laredo, Webb County, Texas, Waterworks and Sewer System Revenue Bonds, Series 2011, 5.000%, 3/01/41 (Pre-refunded 3/01/21) – AGM Insured | 3/21 at 100.00 | Aa3 (4) | 2,443,171 | ||
| Leander Independent School District, Williamson and Travis Counties, Texas, General Obligation Bonds, Refunding Series 2015A: | ||||||
| 2,725 | 5.000%, 8/15/40 | 8/25 at 100.00 | AAA | 3,216,726 | ||
| 4,000 | 4.000%, 8/15/41 | 8/25 at 100.00 | AAA | 4,391,400 | ||
| 3,000 | Love Field Airport Modernization Corporation, Texas, Special Facilities Revenue Bonds, Southwest Airlines Company, Series 2010, 5.250%, 11/01/40 | 11/20 at 100.00 | BBB+ | 3,088,080 | ||
| 8,305 | Lower Colorado River Authority, Texas, Transmission Contract Revenue Bonds, LCRA Transmission Services Corporation Project, Refunding Series 2015, 5.000%, 5/15/45 | 5/25 at 100.00 | A | 9,664,612 | ||
| McCamey County Hospital District, Texas, General Obligation Bonds, Series 2013: | ||||||
| 1,780 | 5.750%, 12/01/33 | 12/25 at 100.00 | B1 | 1,984,771 | ||
| 1,800 | 6.125%, 12/01/38 | 12/25 at 100.00 | B1 | 2,013,714 | ||
| Midtown Redevelopment Authority, Texas, Tax Increment Contract Revenue, Refunding Series 2017: | ||||||
| 16,285 | 5.000%, 1/01/36 | 1/27 at 100.00 | A3 | 19,183,730 | ||
| 10,040 | 5.000%, 1/01/38 – AGM Insured | 1/27 at 100.00 | A2 | 11,848,505 | ||
| Montgomery County Toll Road Authority, Texas, Toll Road Revenue Bonds, Senior Lien Series 2018: | ||||||
| 2,100 | 5.000%, 9/15/43 | 9/25 at 100.00 | BBB- | 2,375,709 | ||
| 1,815 | 5.000%, 9/15/48 | 9/25 at 100.00 | BBB- | 2,043,200 | ||
| 850 | New Hope Cultural Education Facilities Finance Corporation, Texas, Retirement Facility Revenue Bonds, Methodist Retirement Communities Crestview Project, Series 2016, 5.000%, 11/15/31 | 11/24 at 102.00 | BB+ | 947,980 | ||
| 4,290 | North Fort Bend Water Authority, Texas, Water System Revenue Bonds, Series 2011, 5.000%, 12/15/36 – AGM Insured | 12/21 at 100.00 | A2 | 4,592,660 |
| Principal Amount (000) | Description (1) | Optional Call Provisions (2) | Ratings (3) | Value | ||
| Texas (continued) | ||||||
| North Texas Tollway Authority, Special Projects System Revenue Bonds, Convertible Capital Appreciation Series 2011C: | ||||||
| $1,880 | 0.000%, 9/01/43 (Pre-refunded 9/01/31) (5) | 9/31 at 100.00 | N/R (4) | $2,458,457 | ||
| 7,990 | 0.000%, 9/01/45 (Pre-refunded 9/01/31) (5) | 9/31 at 100.00 | N/R (4) | 11,335,972 | ||
| 4,000 | North Texas Tollway Authority, System Revenue Bonds, Refunding First Tier Capital Appreciation Series 2008I, 6.500%, 1/01/43 | 1/25 at 100.00 | A+ | 4,984,040 | ||
| 2,125 | North Texas Tollway Authority, System Revenue Bonds, Refunding First Tier, Series 2008D, 0.000%, 1/01/28 – AGC Insured | No Opt. Call | A1 | 1,876,566 | ||
| North Texas Tollway Authority, System Revenue Bonds, Refunding First Tier, Series 2015B: | ||||||
| 10,260 | 5.000%, 1/01/40 | 1/23 at 100.00 | A+ | 11,312,779 | ||
| 12,205 | 5.000%, 1/01/45 | 1/25 at 100.00 | A+ | 14,018,175 | ||
| 5,000 | North Texas Tollway Authority, System Revenue Bonds, Refunding Second Tier Series 2018, 5.000%, 1/01/48 | 1/28 at 100.00 | A | 6,012,400 | ||
| North Texas Tollway Authority, System Revenue Bonds, Refunding Second Tier, Series 2015A: | ||||||
| 6,285 | 5.000%, 1/01/33 | 1/25 at 100.00 | A | 7,374,253 | ||
| 4,000 | 5.000%, 1/01/34 | 1/25 at 100.00 | A | 4,693,600 | ||
| 4,000 | 5.000%, 1/01/35 | 1/25 at 100.00 | A | 4,680,800 | ||
| 2,250 | Red River Education Finance Corporation, Texas, Higher Education Revenue Bonds, Saint Edward's University Project, Series 2016, 4.000%, 6/01/36 | 6/26 at 100.00 | Baa2 | 2,418,593 | ||
| 3,170 | Southwest Higher Education Authority Inc, Texas, Revenue Bonds, Southern Methodist University, Series 2010, 5.000%, 10/01/41 (Pre-refunded 10/01/20) | 10/20 at 100.00 | AA- (4) | 3,255,717 | ||
| 2,410 | Tarrant County Cultural Education Facilities Finance Corporation, Texas, Hospital Revenue Bonds, Baylor Health Care System, Series 2011A, 5.000%, 11/15/30 (Pre-refunded 11/15/21) | 11/21 at 100.00 | AA- (4) | 2,583,231 | ||
| 3,480 | Tarrant County Cultural Education Facilities Finance Corporation, Texas, Hospital Revenue Bonds, Hendrick Medical Center, Refunding Series 2013, 5.500%, 9/01/43 | 9/23 at 100.00 | A | 3,894,920 | ||
| Tarrant County Cultural Education Facilities Finance Corporation, Texas, Hospital Revenue Bonds, Scott & White Healthcare Project, Series 2010: | ||||||
| 430 | 5.500%, 8/15/45 (Pre-refunded 8/15/20) | 8/20 at 100.00 | N/R (4) | 440,397 | ||
| 5,350 | 5.500%, 8/15/45 (Pre-refunded 8/15/20) | 8/20 at 100.00 | N/R (4) | 5,479,363 | ||
| 4,000 | Tarrant County Cultural Education Facilities Finance Corporation, Texas, Hospital Revenue Bonds, Scott & White Healthcare Project, Series 2013A, 5.000%, 8/15/43 | 8/23 at 100.00 | AA- | 4,442,400 | ||
| 2,500 | Tarrant County Cultural Education Facilities Finance Corporation, Texas, Revenue Bonds, Texas Health Resources System, Series 2016A, 5.000%, 2/15/41 | 8/26 at 100.00 | AA | 2,979,325 | ||
| Texas Municipal Gas Acquisition and Supply Corporation III, Gas Supply Revenue Bonds, Series 2012: | ||||||
| 14,815 | 5.000%, 12/15/27 | 12/22 at 100.00 | BBB+ | 16,348,797 | ||
| 7,925 | 5.000%, 12/15/28 | 12/22 at 100.00 | BBB+ | 8,729,387 | ||
| 6,550 | 5.000%, 12/15/30 | 12/22 at 100.00 | BBB+ | 7,188,756 | ||
| 2,340 | 5.000%, 12/15/32 | 12/22 at 100.00 | BBB+ | 2,561,247 | ||
| 2,500 | Texas State, General Obligation Bonds, Transportation Commission Highway Improvement Series 2012A, 5.000%, 4/01/31 (Pre-refunded 4/01/22) | 4/22 at 100.00 | AAA (4) | 2,722,525 |
| NEA | Nuveen AMT-Free Quality Municipal Income Fund (continued) |
| Portfolio of Investments January 31, 2020 | |
| (Unaudited) |
| Principal Amount (000) | Description (1) | Optional Call Provisions (2) | Ratings (3) | Value | ||
| Texas (continued) | ||||||
| $17,760 | Texas Transportation Commission, Central Texas Turnpike System Revenue Bonds, First Tier Refunding Series 2012A, 5.000%, 8/15/41 | 8/22 at 100.00 | A3 | $19,235,146 | ||
| 7,345 | Texas Transportation Commission, Central Texas Turnpike System Revenue Bonds, First Tier Refunding Series 2015B, 5.000%, 8/15/37 | 8/24 at 100.00 | A3 | 8,492,583 | ||
| Texas Transportation Commission, Central Texas Turnpike System Revenue Bonds, Second Tier Refunding Series 2015C: | ||||||
| 3,650 | 5.000%, 8/15/33 | 8/24 at 100.00 | Baa1 | 4,213,122 | ||
| 1,600 | 5.000%, 8/15/37 | 8/24 at 100.00 | Baa1 | 1,837,088 | ||
| 48,905 | 5.000%, 8/15/42 | 8/24 at 100.00 | Baa1 | 55,894,992 | ||
| 4,000 | Texas Turnpike Authority, Central Texas Turnpike System Revenue Bonds, First Tier Series 2002A, 0.000%, 8/15/25 – AMBAC Insured | No Opt. Call | A3 | 3,685,600 | ||
| 7,500 | Texas Water Development Board, State Water Implementation Revenue Fund Bonds, Master Trust Series 2019A, 4.000%, 10/15/49 | 10/29 at 100.00 | AAA | 8,666,175 | ||
| 1,550 | West Harris County Regional Water Authority, Texas, Water System Revenue Bonds, Refunding Series 2019C, 4.000%, 12/15/45 | 12/29 at 100.00 | A1 | 1,787,879 | ||
| 475,655 | Total Texas | 516,589,222 | ||||
| Utah – 0.4% (0.3% of Total Investments) | ||||||
| Salt Lake City, Utah, Airport Revenue Bonds, International Airport Series 2017B: | ||||||
| 3,560 | 5.000%, 7/01/42 | 7/27 at 100.00 | A2 | 4,323,513 | ||
| 1,975 | 5.000%, 7/01/47 | 7/27 at 100.00 | A2 | 2,380,665 | ||
| 4,000 | Salt Lake City, Utah, Airport Revenue Bonds, International Airport Series 2018B, 5.000%, 7/01/48 | 7/28 at 100.00 | A2 | 4,901,760 | ||
| Utah Charter School Finance Authority, Charter School Revenue Bonds, Utah Charter Academies Project, Series 2018: | ||||||
| 1,000 | 5.000%, 10/15/38 | 10/27 at 100.00 | AA | 1,207,780 | ||
| 2,320 | 5.000%, 10/15/43 | 10/27 at 100.00 | AA | 2,780,798 | ||
| 2,040 | 5.000%, 10/15/48 | 10/27 at 100.00 | AA | 2,429,477 | ||
| 14,895 | Total Utah | 18,023,993 | ||||
| Vermont – 0.3% (0.2% of Total Investments) | ||||||
| University of Vermont and State Agricultural College, Revenue Bonds, Refunding Series 2015: | ||||||
| 1,000 | 4.000%, 10/01/40 | 10/25 at 100.00 | A+ | 1,093,900 | ||
| 10,000 | 5.000%, 10/01/45 | 10/25 at 100.00 | A+ | 11,756,600 | ||
| 11,000 | Total Vermont | 12,850,500 | ||||
| Virginia – 2.5% (1.6% of Total Investments) | ||||||
| 430 | Chesapeake, Virginia, Transportation System Senior Toll Road Revenue Bonds, Capital Appreciation Series 2012B, 0.000%, 7/15/40 (5) | 7/28 at 100.00 | BBB | 442,092 | ||
| 4,000 | Fairfax County Industrial Development Authority, Virginia, Healthcare Revenue Bonds, Inova Health System, Series 2018A, 4.000%, 5/15/48 (UB) (6) | 5/28 at 100.00 | Aa2 | 4,489,800 | ||
| 1,800 | Henrico County Economic Development Authority, Virginia, Revenue Bonds, Bon Secours Health System Obligated Group, Series 2013, 5.000%, 11/01/30 (Pre-refunded 11/01/22) | 11/22 at 100.00 | A+ (4) | 1,997,838 |
| Principal Amount (000) | Description (1) | Optional Call Provisions (2) | Ratings (3) | Value | ||
| Virginia (continued) | ||||||
| Metropolitan Washington Airports Authority, Virginia, Dulles Toll Road Revenue Bonds, Dulles Metrorail & Capital improvement Projects, Refunding & Subordinate Lien Series 2019B: | ||||||
| $5,685 | 4.000%, 10/01/44 | 10/29 at 100.00 | Baa2 | $6,508,984 | ||
| 9,750 | 5.000%, 10/01/47 | 10/29 at 100.00 | Baa2 | 12,128,317 | ||
| 1,180 | 4.000%, 10/01/53 | 10/29 at 100.00 | Baa2 | 1,335,182 | ||
| 11,960 | Metropolitan Washington Airports Authority, Virginia, Dulles Toll Road Revenue Bonds, Dulles Metrorail & Capital Improvement Projects, Refunding Second Senior Lien Series 2014A, 5.000%, 10/01/53 | 4/22 at 100.00 | Baa1 | 12,787,034 | ||
| 7,000 | Metropolitan Washington Airports Authority, Virginia, Dulles Toll Road Revenue Bonds, Dulles Metrorail & Capital improvement Projects, Second Senior Lien Series 2009B, 0.000%, 10/01/36 – AGC Insured | No Opt. Call | A3 | 4,571,000 | ||
| 32,000 | Metropolitan Washington Airports Authority, Virginia, Dulles Toll Road Revenue Bonds, Dulles Metrorail & Capital improvement Projects, Second Senior Lien Series 2009C, 6.500%, 10/01/41 – AGC Insured | 10/26 at 100.00 | A3 | 41,840,640 | ||
| 18,000 | Metropolitan Washington Airports Authority, Virginia, Dulles Toll Road Revenue Bonds, Dulles Metrorail Capital Appreciation, Second Senior Lien Series 2010B, 6.500%, 10/01/44 | 10/28 at 100.00 | Baa1 | 24,484,500 | ||
| 2,000 | Prince William County Industrial Development Authority, Virginia, Health Care Facilities Revenue Bonds, Novant Health Obligated Group-Prince William Hospital, Refunding Series 2013B, 4.000%, 11/01/33 | 11/22 at 100.00 | AA- | 2,135,260 | ||
| Roanoke Industrial Development Authority, Virginia, Hospital Revenue Bonds, Carilion Health System Obligated Group, Series 2005B: | ||||||
| 5 | 5.000%, 7/01/38 (Pre-refunded 7/01/20) | 7/20 at 100.00 | Aa3 (4) | 5,083 | ||
| 245 | 5.000%, 7/01/38 | 7/20 at 100.00 | Aa3 | 248,261 | ||
| 94,055 | Total Virginia | 112,973,991 | ||||
| Washington – 2.9% (1.9% of Total Investments) | ||||||
| 7,000 | Central Puget Sound Regional Transit Authority, Washington, Sales Tax and Motor Vehicle Excise Tax Bonds, Green Series 2016S-1, 5.000%, 11/01/41 | 11/26 at 100.00 | Aa1 | 8,453,690 | ||
| 12,235 | Chelan County Public Utility District 1, Washington, Columbia River-Rock Island Hydro-Electric System Revenue Refunding Bonds, Series 1997A, 0.000%, 6/01/26 – NPFG Insured | No Opt. Call | Aa3 | 11,193,434 | ||
| 8,075 | King County Public Hospital District 1, Washington, Limited Tax General Obligation Bonds, Refunding Series 2018, 5.000%, 12/01/43 | 12/28 at 100.00 | A2 | 9,781,167 | ||
| 4,200 | King County Public Hospital District 1, Washington, Limited Tax General Obligation Bonds, Valley Medical Center, Refunding Series 2016, 5.000%, 12/01/36 | 12/26 at 100.00 | A- | 5,050,248 | ||
| 15,000 | King County, Washington, Sewer Revenue Bonds, Refunding Series 2012, 5.000%, 1/01/52 | 1/22 at 100.00 | AA+ | 15,920,250 | ||
| 3,000 | Port of Seattle, Washington, Revenue Bonds, Intermediate Lien Series 2015A, 5.000%, 4/01/40 | 10/24 at 100.00 | A+ | 3,439,140 | ||
| 1,250 | Seattle Housing Authority, Washington, Pooled Housing Revenue Bonds, Refunding Series 2014, 5.000%, 12/01/44 | 12/23 at 100.00 | AA | 1,380,588 | ||
| 12,515 | Spokane Public Facilities District, Washington, Hotel, Motel, and Sales Use Tax Revenue Bonds, Series 2013A, 5.000%, 12/01/38 | 6/23 at 100.00 | A | 13,902,413 | ||
| 5,250 | Tacoma, Washington, Sewer Revenue Bonds, Series 2018, 4.000%, 12/01/48 | 12/28 at 100.00 | Aa2 | 5,966,520 |
| NEA | Nuveen AMT-Free Quality Municipal Income Fund (continued) |
| Portfolio of Investments January 31, 2020 | |
| (Unaudited) |
| Principal Amount (000) | Description (1) | Optional Call Provisions (2) | Ratings (3) | Value | ||
| Washington (continued) | ||||||
| $8,310 | Washington Health Care Facilities Authority, Revenue Bonds, Fred Hutchinson Cancer Research Center, Series 2011A, 5.625%, 1/01/35 | 1/21 at 100.00 | A2 | $8,584,230 | ||
| 4,415 | Washington Health Care Facilities Authority, Revenue Bonds, Kadlec Regional Medical Center, Series 2010, 5.500%, 12/01/39 (Pre-refunded 12/01/20) | 12/20 at 100.00 | N/R (4) | 4,582,593 | ||
| Washington Health Care Facilities Authority, Revenue Bonds, Providence Health & Services, Refunding Series 2012A: | ||||||
| 4,000 | 5.000%, 10/01/32 | 10/22 at 100.00 | AA- | 4,396,280 | ||
| 10,000 | 4.250%, 10/01/40 | 10/22 at 100.00 | AA- | 10,583,700 | ||
| 3,135 | Washington Health Care Facilities Authority, Revenue Bonds, Seattle Children's Hospital, Refunding Series 2012B, 5.000%, 10/01/30 | 10/22 at 100.00 | Aa2 | 3,438,687 | ||
| 8,230 | Washington Health Care Facilities Authority, Revenue Bonds, Seattle Children's Hospital, Series 2012A, 5.000%, 10/01/42 | 10/22 at 100.00 | Aa2 | 8,981,975 | ||
| 2,325 | Washington State Convention Center Public Facilities District, Lodging Tax Revenue Bonds, Series 2018, 4.000%, 7/01/58 | 7/28 at 100.00 | A- | 2,515,511 | ||
| 500 | Washington State Housing Finance Commission, Non-profit Housing Revenue Bonds, Presbyterian Retirement Communities Northwest Project, Refunding Series 2016A, 5.000%, 1/01/46, 144A | 1/25 at 102.00 | BB | 555,900 | ||
| 9,000 | Washington State, Motor Vehicle Fuel Tax General Obligation Bonds, Series 2003C, 0.000%, 6/01/28 – FGIC Insured | No Opt. Call | AA+ | 7,990,920 | ||
| 118,440 | Total Washington | 126,717,246 | ||||
| West Virginia – 1.0% (0.7% of Total Investments) | ||||||
| West Virginia Hospital Finance Authority, Hospital Revenue Bonds, West Virginia United Health System Obligated Group, Refunding & Improvement Series 2013A: | ||||||
| 3,000 | 5.375%, 6/01/38 | 6/23 at 100.00 | A | 3,343,050 | ||
| 16,845 | 5.500%, 6/01/44 | 6/23 at 100.00 | A | 18,798,515 | ||
| 9,000 | West Virginia Hospital Finance Authority, Hospital Revenue Bonds, West Virginia United Health System Obligated Group, Series 2018A, 5.000%, 6/01/52 | 6/28 at 100.00 | A | 10,667,790 | ||
| 3,500 | West Virginia Hospital Finance Authority, Revenue Bonds, West Virginia University Health System Obligated Group, Improvement Series 2017A, 5.000%, 6/01/42 | 6/27 at 100.00 | A | 4,161,640 | ||
| 2,050 | West Virginia State Building Commission, Lease Revenue Refunding Bonds, Regional Jail and Corrections Facility, Series 1998A, 5.375%, 7/01/21 – AMBAC Insured | No Opt. Call | N/R | 2,152,889 | ||
| 5,750 | West Virginia State, General Obligation Bonds, State Road Competitive Series 2018B, 4.000%, 6/01/42 | 6/28 at 100.00 | AA- | 6,607,785 | ||
| 40,145 | Total West Virginia | 45,731,669 |
| Principal Amount (000) | Description (1) | Optional Call Provisions (2) | Ratings (3) | Value | ||
| Wisconsin – 3.1% (2.0% of Total Investments) | ||||||
| Public Finance Authority of Wisconsin, Conference Center and Hotel Revenue Bonds, Lombard Public Facilities Corporation, Second Tier Series 2018B: | ||||||
| $43 | 0.000%, 1/01/46, 144A | No Opt. Call | N/R | $1,526 | ||
| 42 | 0.000%, 1/01/47, 144A | No Opt. Call | N/R | 1,476 | ||
| 42 | 0.000%, 1/01/48, 144A | No Opt. Call | N/R | 1,472 | ||
| 42 | 0.000%, 1/01/49, 144A | No Opt. Call | N/R | 1,458 | ||
| 41 | 0.000%, 1/01/50, 144A | No Opt. Call | N/R | 1,406 | ||
| 45 | 0.000%, 1/01/51, 144A | No Opt. Call | N/R | 1,542 | ||
| 1,163 | 3.750%, 7/01/51, 144A | 3/28 at 100.00 | N/R | 1,039,668 | ||
| 45 | 0.000%, 1/01/52, 144A | No Opt. Call | N/R | 1,499 | ||
| 44 | 0.000%, 1/01/53, 144A | No Opt. Call | N/R | 1,478 | ||
| 44 | 0.000%, 1/01/54, 144A | No Opt. Call | N/R | 1,454 | ||
| 43 | 0.000%, 1/01/55, 144A | No Opt. Call | N/R | 1,428 | ||
| 43 | 0.000%, 1/01/56, 144A | No Opt. Call | N/R | 1,410 | ||
| 42 | 0.000%, 1/01/57, 144A | No Opt. Call | N/R | 1,385 | ||
| 42 | 0.000%, 1/01/58, 144A | No Opt. Call | N/R | 1,357 | ||
| 42 | 0.000%, 1/01/59, 144A | No Opt. Call | N/R | 1,346 | ||
| 41 | 0.000%, 1/01/60, 144A | No Opt. Call | N/R | 1,316 | ||
| 41 | 0.000%, 1/01/61, 144A | No Opt. Call | N/R | 1,281 | ||
| 40 | 0.000%, 1/01/62, 144A | No Opt. Call | N/R | 1,262 | ||
| 40 | 0.000%, 1/01/63, 144A | No Opt. Call | N/R | 1,237 | ||
| 39 | 0.000%, 1/01/64, 144A | No Opt. Call | N/R | 1,227 | ||
| 39 | 0.000%, 1/01/65, 144A | No Opt. Call | N/R | 1,196 | ||
| 39 | 0.000%, 1/01/66, 144A | No Opt. Call | N/R | 1,139 | ||
| 501 | 0.000%, 1/01/67, 144A | No Opt. Call | N/R | 13,991 | ||
| Public Finance Authority, Wisconsin, Educational Revenue Bonds, Lake Norman Charter School, Series 2018A: | ||||||
| 6,000 | 5.000%, 6/15/38, 144A | 6/26 at 100.00 | BBB- | 6,788,820 | ||
| 2,335 | 5.000%, 6/15/48, 144A | 6/26 at 100.00 | BBB- | 2,605,860 | ||
| 4,100 | University of Wisconsin Hospitals and Clinics Authority, Revenue Bonds, Refunding Series 2013A, 5.000%, 4/01/38 | 4/23 at 100.00 | AA- | 4,511,066 | ||
| 1,240 | Wisconsin Health and Educational Facilities Authority, Revenue Bonds, Aurora Health Care, Inc, Series 2010A, 5.625%, 4/15/39 (Pre-refunded 4/15/20) | 4/20 at 100.00 | Aa3 (4) | 1,251,569 | ||
| 6,775 | Wisconsin Health and Educational Facilities Authority, Revenue Bonds, Aurora Health Care, Inc, Series 2012A, 5.000%, 7/15/25 (Pre-refunded 7/15/21) | 7/21 at 100.00 | Aa3 (4) | 7,176,486 | ||
| 1,015 | Wisconsin Health and Educational Facilities Authority, Revenue Bonds, Froedtert Health Inc Obligated Group, Series 2012A, 5.000%, 4/01/42 | 10/22 at 100.00 | AA- | 1,091,744 | ||
| 18,410 | Wisconsin Health and Educational Facilities Authority, Revenue Bonds, Marshfield Clinic Health System, Inc, Series 2017C, 5.000%, 2/15/47 | 2/27 at 100.00 | A- | 21,451,148 |
| NEA | Nuveen AMT-Free Quality Municipal Income Fund (continued) |
| Portfolio of Investments January 31, 2020 | |
| (Unaudited) |
| Principal Amount (000) | Description (1) | Optional Call Provisions (2) | Ratings (3) | Value | ||
| Wisconsin (continued) | ||||||
| Wisconsin Health and Educational Facilities Authority, Revenue Bonds, Marshfield Clinic, Series 2012B: | ||||||
| $1,000 | 5.000%, 2/15/27 | 2/22 at 100.00 | A- | $1,073,120 | ||
| 1,000 | 5.000%, 2/15/28 | 2/22 at 100.00 | A- | 1,072,700 | ||
| 4,735 | 5.000%, 2/15/40 | 2/22 at 100.00 | A- | 5,012,613 | ||
| 2,000 | Wisconsin Health and Educational Facilities Authority, Revenue Bonds, Marshfield Clinic, Series 2016B, 5.000%, 2/15/35 | 2/26 at 100.00 | A- | 2,341,240 | ||
| 7,625 | Wisconsin Health and Educational Facilities Authority, Revenue Bonds, Mercy Alliance, Inc, Series 2012, 5.000%, 6/01/39 | 6/22 at 100.00 | A3 | 8,145,635 | ||
| 900 | Wisconsin Health and Educational Facilities Authority, Revenue Bonds, Meriter Hospital Inc, Series 1992A, 6.000%, 12/01/22 – FGIC Insured | No Opt. Call | A1 | 959,832 | ||
| 2,650 | Wisconsin Health and Educational Facilities Authority, Revenue Bonds, Ministry Health Care, Inc, Refunding 2012C, 5.000%, 8/15/32 (Pre-refunded 8/15/22) | 8/22 at 100.00 | N/R (4) | 2,919,108 | ||
| 1,000 | Wisconsin Health and Educational Facilities Authority, Revenues Bonds, Gundersen Lutheran, Series 2011A, 5.250%, 10/15/39 | 10/21 at 100.00 | A1 | 1,056,900 | ||
| 5,140 | Wisconsin Health and Educational Facilities Authority, Wisconsin, Revenue Bonds, Ascension Health Alliance Senior Credit Group, Series 2016A, 4.000%, 11/15/34 | 5/26 at 100.00 | Aa2 | 5,823,106 | ||
| 2,500 | Wisconsin Health and Educational Facilities Authority, Wisconsin, Revenue Bonds, Aurora Health Care, Inc, Series 2013A, 5.125%, 4/15/31 (Pre-refunded 4/15/23) | 4/23 at 100.00 | Aa3 (4) | 2,832,975 | ||
| Wisconsin Health and Educational Facilities Authority, Wisconsin, Revenue Bonds, Benevolent Corporation Cedar Community, Series 2017: | ||||||
| 1,110 | 5.000%, 6/01/37 | 6/25 at 103.00 | N/R | 1,210,466 | ||
| 955 | 5.000%, 6/01/41 | 6/25 at 103.00 | N/R | 1,036,567 | ||
| Wisconsin Health and Educational Facilities Authority, Wisconsin, Revenue Bonds, Franciscan Sisters of Christian Charity Sponsored Ministry, Series 2017A: | ||||||
| 1,000 | 5.000%, 9/01/30 | 9/27 at 100.00 | BBB- | 1,190,740 | ||
| 1,110 | 5.000%, 9/01/31 | 9/27 at 100.00 | BBB- | 1,314,995 | ||
| 1,100 | 5.000%, 9/01/32 | 9/27 at 100.00 | BBB- | 1,297,362 | ||
| 1,725 | 5.000%, 9/01/33 | 9/27 at 100.00 | BBB- | 2,026,237 | ||
| 1,775 | 5.000%, 9/01/34 | 9/27 at 100.00 | BBB- | 2,076,945 | ||
| 1,910 | 5.000%, 9/01/35 | 9/27 at 100.00 | BBB- | 2,225,494 | ||
| 2,065 | 5.000%, 9/01/36 | 9/27 at 100.00 | BBB- | 2,395,751 | ||
| 8,500 | Wisconsin Health and Educational Facilities Authority, Wisconsin, Revenue Bonds, Marshfield Clinic, Series 2016A, 5.000%, 2/15/46 | 2/26 at 100.00 | A- | 9,754,600 | ||
| 5,000 | Wisconsin Health and Educational Facilities Authority, Wisconsin, Revenue Bonds, Medical College of Wisconsin, Inc, Series 2016, 5.000%, 12/01/41 | 11/26 at 100.00 | AA- | 5,935,750 | ||
| Wisconsin Health and Educational Facilities Authority, Wisconsin, Revenue Bonds, Saint John's Communities Inc, Series 2018A: | ||||||
| 2,500 | 5.000%, 9/15/45 | 9/23 at 100.00 | BBB- | 2,634,000 | ||
| 5,455 | 5.000%, 9/15/50 | 9/23 at 100.00 | BBB- | 5,737,896 | ||
| 10,230 | Wisconsin Health and Educational Facilities Authority, Wisconsin, Revenue Bonds, ThedaCare Inc, Series 2015, 5.000%, 12/15/44 | 12/24 at 100.00 | A1 | 11,589,158 |
| Principal Amount (000) | Description (1) | Optional Call Provisions (2) | Ratings (3) | Value | ||
| Wisconsin (continued) | ||||||
| $10,770 | Wisconsin Health and Educational Facilities Authority, Wisconsin, Revenue Bonds, ThedaCare Inc, Series 2019, 4.000%, 12/15/49 | 12/29 at 100.00 | A1 | $12,051,738 | ||
| 126,173 | Total Wisconsin | 139,674,175 | ||||
| Wyoming – 0.3% (0.2% of Total Investments) | ||||||
| 9,625 | Sweetwater County, Wyoming, Hospital Revenue Bonds, Memorial Hospital Project, Refunding Series 2013A, 5.000%, 9/01/37 | 9/23 at 100.00 | BB+ | 10,293,360 | ||
| Teton County Hospital District, Wyoming, Hospital Revenue Bonds, St John's Medical Center Project, Series 2011B: | ||||||
| 2,000 | 5.500%, 12/01/27 | 12/21 at 100.00 | A- | 2,128,820 | ||
| 1,000 | 6.000%, 12/01/36 | 12/21 at 100.00 | A- | 1,073,720 | ||
| 12,625 | Total Wyoming | 13,495,900 | ||||
| $6,603,054 | Total Long-Term Investments (cost $6,081,749,882) | 6,839,377,426 |
| Principal Amount (000) | Description (1) | Optional Call Provision (2) | Ratings (3) | Value | ||
| SHORT-TERM INVESTMENTS – 0.7% (0.4% of Total Investments) | ||||||
| MUNICIPAL BONDS – 0.7% (0.4% of Total Investments) | ||||||
| Illinois – 0.1% (0.0% of Total Investments) | ||||||
| $3,430 | Illinois Finance Authority, Revenue Bonds, University of Chicago, Variable Rate Demand Obligations, Adjustable Rate Series 2008, 0.930%, 7/01/38 (9) | 3/20 at 100.00 | A-1+ | $3,430,000 | ||
| Massachusetts – 0.2% (0.1% of Total Investments) | ||||||
| 7,900 | Massachusetts Health and Educational Facilities Authority, Revenue Bonds, Partners HealthCare System Inc, Variable Rate Demand Obligations, Series 1997P, 1.000%, 7/01/27 (9) | 2/20 at 100.00 | A-1 | 7,900,000 | ||
| Minnesota – 0.0% (0.0% of Total Investments) | ||||||
| 2,000 | Minneapolis, Minnesota, Revenue Bonds, University Gateway Project, Variable Rate Demand Obligations, Series 1997B, 1.150%, 12/01/27 (9) | 2/20 at 100.00 | A-1 | 2,000,000 | ||
| Nevada – 0.3% (0.2% of Total Investments) | ||||||
| 11,000 | Reno, Nevada, Hospital Revenue Bonds, Renown Regional Medical Center Project, Variable Rate Demand Obligations, Refunding Series 2008B, 1.100%, 6/01/41 (9) | 3/20 at 100.00 | A-1 | 11,000,000 |
| NEA | Nuveen AMT-Free Quality Municipal Income Fund (continued) |
| Portfolio of Investments January 31, 2020 | |
| (Unaudited) |
| Principal Amount (000) | Description (1) | Optional Call Provision (2) | Ratings (3) | Value | ||
| Virginia – 0.1% (0.1% of Total Investments) | ||||||
| $5,400 | Virginia Public Building Authority, Public Facilities Revenue Bonds, Variable Rate Demand Obligations, Series 2005D, 0.940%, 8/01/25 (9) | 3/20 at 100.00 | A-1 | $5,400,000 | ||
| $29,730 | Total Short-Term Investments (cost $29,730,000) | 29,730,000 | ||||
| Total Investments (cost $6,111,479,882) – 154.7% | 6,869,107,426 | |||||
| Floating Rate Obligations – (2.4)% | (105,790,000) | |||||
| MuniFund Preferred Shares, net of deferred offering costs – (21.5)% (10) | (955,931,707) | |||||
| Variable Rate MuniFund Term Preferred Shares, net of deferred offering costs – (3.2)% (11) | (143,336,086) | |||||
| Variable Rate Demand Preferred Shares, net of deferred offering costs – (28.9)% (12) | (1,283,435,316) | |||||
| Other Assets Less Liabilities – 1.3% | 58,809,080 | |||||
| Net Assets Applicable to Common Shares – 100% | $4,439,423,397 |
| Level 1 | Level 2 | Level 3 | Total | |
| Long-Term Investments: | ||||
| Municipal Bonds | $ — | $6,827,665,636 | $11,711,790 | $6,839,377,426 |
| Short-Term Investments: | ||||
| Municipal Bonds | — | 29,730,000 | — | 29,730,000 |
| Total | $ — | $6,857,395,636 | $11,711,790 | $6,869,107,426 |
| (1) | All percentages shown in the Portfolio of Investments are based on net assets applicable to common shares unless otherwise noted. | |
| (2) | Optional Call Provisions: Dates (month and year) and prices of the earliest optional call or redemption. There may be other call provisions at varying prices at later dates. Certain mortgage-backed securities may be subject to periodic principal paydowns. | |
| (3) | The ratings disclosed are the lowest of Standard & Poor’s Group (“Standard & Poor’s”), Moody’s Investors Service, Inc. (“Moody’s”) or Fitch, Inc. (“Fitch”) rating. Ratings below BBB by Standard & Poor’s, Baa by Moody’s or BBB by Fitch are considered to be below investment grade. Holdings designated N/R are not rated by any of these national rating agencies. | |
| (4) | Backed by an escrow or trust containing sufficient U.S. Government or U.S. Government agency securities, which ensure the timely payment of principal and interest. | |
| (5) | Step-up coupon bond, a bond with a coupon that increases ("steps up"), usually at regular intervals, while the bond is outstanding. The rate shown is the coupon as of the end of the reporting period. | |
| (6) | Investment, or portion of investment, has been pledged to collateralize the net payment obligations for investments in inverse floating rate transactions. | |
| (7) | Investment valued at fair value using methods determined in good faith by, or at the discretion of, the Board. For fair value measurement disclosure purposes, investment classified as Level 3. | |
| (8) | Defaulted security. A security whose issuer has failed to fully pay principal and/or interest when due, or is under the protection of bankruptcy. | |
| (9) | Investment has a maturity of greater than one year, but has variable rate and/or demand features which qualify it as a short-term investment. The rate disclosed, as well as the reference rate and spread, where applicable, is that in effect as of the end of the reporting period. This rate changes periodically based on market conditions or a specified market index. | |
| (10) | MuniFund Preferred Shares, net of deferred offering costs as a percentage of Total Investments is 13.9%. | |
| (11) | Variable Rate MuniFund Term Preferred Shares, net of deferred offering costs as a percentage of Total Investments is 2.1%. | |
| (12) | Variable Rate Demand Preferred Shares, net of deferred offering costs as a percentage of Total Investments is 18.7%. | |
| 144A | Investment is exempt from registration under Rule 144A of the Securities Act of 1933, as amended. These investments may only be resold in transactions exempt from registration, which are normally those transactions with qualified institutional buyers. | |
| ETM | Escrowed to maturity | |
| IF | Inverse floating rate security issued by a tender option bond (“TOB”) trust, the interest rate on which varies inversely with the Securities Industry Financial Markets Association (SIFMA) short-term rate, which resets weekly, or a similar short-term rate, and is reduced by the expenses related to the TOB trust. | |
| PIK | Payment-in-kind (“PIK”) security. Depending on the terms of the security, income may be received in the form of cash, securities, or a combination of both. The PIK rate shown, where applicable, represents the annualized rate of the last PIK payment made by the issuer as of the end of the reporting period. | |
| UB | Underlying bond of an inverse floating rate trust reflected as a financing transaction. | |
| WI/DD | Purchased on a when-issued or delayed delivery basis. |