The Securities and Exchange Commission has not necessarily reviewed the information in this filing and has not determined if it is accurate and complete.
The reader should not assume that the information is accurate and complete.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 13F

FORM 13F INFORMATION TABLE
OMB APPROVAL
OMB Number: 3235-0006
Estimated average burden
hours per response: 23.8
COLUMN 1 COLUMN 2 COLUMN 3 COLUMN 4 COLUMN 5 COLUMN 6 COLUMN 7 COLUMN 8
VALUE SHRS OR SH/ PUT/ INVESTMENT OTHER VOTING AUTHORITY
NAME OF ISSUER TITLE OF CLASS CUSIP FIGI (to the nearest dollar) PRN AMT PRN CALL DISCRETION MANAGER SOLE SHARED NONE
Agree Realty Corp. STOCK 008492100   455,730 8,250 SH   SOLE   0 0 0
Alexandria Real Estate Equities, Inc. STOCK 015271109   720,720 7,200 SH   SOLE   0 0 0
American Homes 4 Rent STOCK 02665T306   608,105 18,050 SH   SOLE   0 0 0
American Tower Corp. STOCK 03027X100   503,217 3,060 SH   SOLE   0 0 0
Americold Realty Trust STOCK 03064D108   142,927 4,700 SH   SOLE   0 0 0
Apartment Income REIT Corp. STOCK 03750L109   795,191 25,902 SH   SOLE   0 0 0
Apple Hospitality REIT, Inc. STOCK 03784Y200   693,521 45,210 SH   SOLE   0 0 0
AvalonBay Communities, Inc. STOCK 053484101   2,643,079 15,390 SH   SOLE   0 0 0
Black Stone Minerals, L.P. STOCK 09225M101   120,610 7,000 SH   SOLE   0 0 0
Blackstone Mortgage Trust, Inc. STOCK 09257W100   287,100 13,200 SH   SOLE   0 0 0
Boston Properties, Inc. STOCK 101121101   369,668 6,215 SH   SOLE   0 0 0
Brixmor Property Group, Inc. STOCK 11120U105   986,531 47,475 SH   SOLE   0 0 0
Camden Property Trust STOCK 133131102   1,248,456 13,200 SH   SOLE   0 0 0
Cheniere Energy Partners LP STOCK 16411Q101   236,431 4,363 SH   SOLE   0 0 0
Cousins Properties, Inc. STOCK 222795502   20,370 1,000 SH   SOLE   0 0 0
Crown Castle International Corp. STOCK 22822V101   518,129 5,630 SH   SOLE   0 0 0
CubeSmart STOCK 229663109   817,889 21,450 SH   SOLE   0 0 0
Digital Realty Trust, Inc. STOCK 253868103   3,071,609 25,381 SH   SOLE   0 0 0
Energy Transfer LP STOCK 29273V100   455,975 32,500 SH   SOLE   0 0 0
Enterprise Products Partners LP STOCK 293792107   191,590 7,000 SH   SOLE   0 0 0
Equinix, Inc. STOCK 29444U700   4,662,589 6,420 SH   SOLE   0 0 0
Equity LifeStyle Properties, Inc. STOCK 29472R108   1,653,275 25,950 SH   SOLE   0 0 0
Equity Residential STOCK 29476L107   1,803,278 30,715 SH   SOLE   0 0 0
Essex Property Trust, Inc. STOCK 297178105   1,237,757 5,836 SH   SOLE   0 0 0
Extra Space Storage, Inc. STOCK 30225T102   4,344,053 35,730 SH   SOLE   0 0 0
Federal Realty Investment Trust STOCK 313745101   1,141,938 12,600 SH   SOLE   0 0 0
Four Corners Property Trust, Inc. STOCK 35086T109   110,950 5,000 SH   SOLE   0 0 0
Gaming and Leisure Properties, Inc. STOCK 36467J108   1,520,687 33,385 SH   SOLE   0 0 0
Getty Realty Corp. STOCK 374297109   27,730 1,000 SH   SOLE   0 0 0
Global Medical REIT, Inc. STOCK 37954A204   134,550 15,000 SH   SOLE   0 0 0
Hannon Armstrong Sustainable Infrastructure STOCK 41068X100   100,000 4,717 SH   SOLE   0 0 0
Healthcare Realty Trust, Inc. STOCK 42226K105   152,700 10,000 SH   SOLE   0 0 0
Healthpeak Properties, Inc. STOCK 42250P103   267,468 14,568 SH   SOLE   0 0 0
Host Hotels & Resorts, Inc. STOCK 44107P104   785,823 48,900 SH   SOLE   0 0 0
Iron Mountain, Inc. STOCK 46284V101   1,397,075 23,500 SH   SOLE   0 0 0
Kilroy Realty Corp. STOCK 49427F108   134,817 4,265 SH   SOLE   0 0 0
Kimco Realty Corp. STOCK 49446R109   484,939 27,569 SH   SOLE   0 0 0
Lexington Realty Trust STOCK 529043101   24,030 2,700 SH   SOLE   0 0 0
MPLX LP STOCK 55336V100   266,775 7,500 SH   SOLE   0 0 0
Mid-America Apartment Communities, Inc. STOCK 59522J103   1,958,310 15,222 SH   SOLE   0 0 0
National Retail Properties, Inc. STOCK 637417106   627,285 17,750 SH   SOLE   0 0 0
Omega Healthcare Investors, Inc. STOCK 681936100   364,760 11,000 SH   SOLE   0 0 0
One Liberty Properties, Inc. STOCK 682406103   47,175 2,500 SH   SOLE   0 0 0
Park Hotels & Resorts, Inc. STOCK 700517105   113,960 9,250 SH   SOLE   0 0 0
Pebblebrook Hotel Trust STOCK 70509V100   574,599 42,281 SH   SOLE   0 0 0
Physicians Realty Trust STOCK 71943U104   113,977 9,350 SH   SOLE   0 0 0
Plains All American Pipeline LP STOCK 726503105   153,200 10,000 SH   SOLE   0 0 0
Plains GP Holdings LP STOCK 72651A207   80,600 5,000 SH   SOLE   0 0 0
Plymouth Industrial REIT Inc. STOCK 729640102   31,425 1,500 SH   SOLE   0 0 0
Prologis, Inc. STOCK 74340W103   8,948,860 79,751 SH   SOLE   0 0 0
Public Storage STOCK 74460D109   2,391,444 9,075 SH   SOLE   0 0 0
Realty Income Corp. STOCK 756109104   1,547,391 30,985 SH   SOLE   0 0 0
Regency Centers Corp. STOCK 758849103   909,432 15,300 SH   SOLE   0 0 0
Rexford Industrial Realty, Inc. STOCK 76169C100   937,650 19,000 SH   SOLE   0 0 0
Simon Property Group, Inc. STOCK 828806109   1,328,769 12,300 SH   SOLE   0 0 0
STAG Industrial, Inc. STOCK 85254J102   1,585,735 45,950 SH   SOLE   0 0 0
Starwood Property Trust, Inc. STOCK 85571B105   290,250 15,000 SH   SOLE   0 0 0
Summit Hotel Properties, Inc. STOCK 866082100   52,200 9,000 SH   SOLE   0 0 0
Sun Communities, Inc. STOCK 866674104   1,715,930 14,500 SH   SOLE   0 0 0
Sunstone Hotel Investors, Inc. STOCK 867892101   146,795 15,700 SH   SOLE   0 0 0
Terreno Realty Corp. STOCK 88146M101   2,379,920 41,900 SH   SOLE   0 0 0
UDR, Inc. STOCK 902653104   1,555,212 43,600 SH   SOLE   0 0 0
Ventas, Inc. STOCK 92276F100   254,887 6,050 SH   SOLE   0 0 0
VICI Properties, Inc. STOCK 925652109   2,773,143 95,297 SH   SOLE   0 0 0
WP Carey, Inc. STOCK 92936U109   1,565,616 28,950 SH   SOLE   0 0 0
Welltower, Inc. STOCK 95040Q104   1,992,704 24,325 SH   SOLE   0 0 0
Western Midstream Partners LP STOCK 958669103   47,653 1,750 SH   SOLE   0 0 0
Weyerhaeuser Co. STOCK 962166104   131,838 4,300 SH   SOLE   0 0 0
AES Corp. STOCK 00130H105   106,400 7,000 SH   SOLE   0 0 0
AT&T, Inc. STOCK 00206R102   142,690 9,500 SH   SOLE   0 0 0
Abbott Laboratories STOCK 002824100   300,235 3,100 SH   SOLE   0 0 0
AbbVie, Inc. STOCK 00287Y109   3,749,902 25,157 SH   SOLE   0 0 0
Adobe Systems, Inc. STOCK 00724F101   688,365 1,350 SH   SOLE   0 0 0
Advanced Micro Devices, Inc. STOCK 007903107   606,638 5,900 SH   SOLE   0 0 0
Alphabet, Inc. STOCK 02079K305   5,116,626 39,100 SH   SOLE   0 0 0
Altria Group, Inc. STOCK 02209S103   531,933 12,650 SH   SOLE   0 0 0
Amazon.com, Inc. STOCK 023135106   2,021,208 15,900 SH   SOLE   0 0 0
American Electric Power Co., Inc. STOCK 025537101   139,157 1,850 SH   SOLE   0 0 0
American Express Co. STOCK 025816109   745,950 5,000 SH   SOLE   0 0 0
American Tower Corp. STOCK 03027X100   171,028 1,040 SH   SOLE   0 0 0
Amgen, Inc. STOCK 031162100   228,446 850 SH   SOLE   0 0 0
Antero Midstream Corp. STOCK 03676B102   59,900 5,000 SH   SOLE   0 0 0
Apple, Inc. STOCK 037833100   8,394,769 49,032 SH   SOLE   0 0 0
Applied Materials, Inc. STOCK 038222105   1,968,759 14,220 SH   SOLE   0 0 0
Baker Hughes Co. STOCK 05722G100   309,050 8,750 SH   SOLE   0 0 0
Bank of America Corp. STOCK 060505104   707,773 25,850 SH   SOLE   0 0 0
Berkshire Hathaway, Inc. STOCK 084670702   1,390,691 3,970 SH   SOLE   0 0 0
Blackstone Group LP/The STOCK 09260D107   1,237,467 11,550 SH   SOLE   0 0 0
Boeing Co./The STOCK 097023105   643,086 3,355 SH   SOLE   0 0 0
Bristol-Myers Squibb Co. STOCK 110122108   966,366 16,650 SH   SOLE   0 0 0
CF Industries Holdings, Inc. STOCK 125269100   703,068 8,200 SH   SOLE   0 0 0
CME Group, Inc. STOCK 12572Q105   281,109 1,404 SH   SOLE   0 0 0
CSX Corp. STOCK 126408103   1,125,450 36,600 SH   SOLE   0 0 0
CNX Resources Corp. STOCK 12653C108   90,320 4,000 SH   SOLE   0 0 0
CVS Health Corp. STOCK 126650100   126,444 1,811 SH   SOLE   0 0 0
The Carlyle Group, Inc. STOCK 14316J108   182,468 6,050 SH   SOLE   0 0 0
Caterpillar, Inc. STOCK 149123101   3,136,770 11,490 SH   SOLE   0 0 0
Centene Corp. STOCK 15135B101   502,824 7,300 SH   SOLE   0 0 0
Cheniere Energy, Inc. STOCK 16411R208   2,140,884 12,900 SH   SOLE   0 0 0
Chevron Corp. STOCK 166764100   2,269,625 13,460 SH   SOLE   0 0 0
Chipotle Mexican Grill, Inc. STOCK 169656105   357,207 195 SH   SOLE   0 0 0
Cisco Systems, Inc. STOCK 17275R102   900,480 16,750 SH   SOLE   0 0 0
Citigroup, Inc. STOCK 172967424   686,871 16,700 SH   SOLE   0 0 0
Coca-Cola Co./The STOCK 191216100   442,242 7,900 SH   SOLE   0 0 0
Cognizant Technology Solutions Corp. STOCK 192446102   311,604 4,600 SH   SOLE   0 0 0
Colgate-Palmolive Co. STOCK 194162103   106,665 1,500 SH   SOLE   0 0 0
ConAgra Foods, Inc. STOCK 205887102   139,842 5,100 SH   SOLE   0 0 0
ConocoPhillips STOCK 20825C104   634,940 5,300 SH   SOLE   0 0 0
Constellation Brands, Inc. STOCK 21036P108   351,862 1,400 SH   SOLE   0 0 0
Corning, Inc. STOCK 219350105   243,760 8,000 SH   SOLE   0 0 0
Corteva, Inc. STOCK 22052L104   370,040 7,233 SH   SOLE   0 0 0
Costco Wholesale Corp. STOCK 22160K105   3,701,053 6,551 SH   SOLE   0 0 0
Crown Castle International Corp. STOCK 22822V101   247,561 2,690 SH   SOLE   0 0 0
Cummins, Inc. STOCK 231021106   811,033 3,550 SH   SOLE   0 0 0
Deere & Co. STOCK 244199105   2,419,006 6,410 SH   SOLE   0 0 0
Dell Technolodies, Inc. STOCK 24703L202   111,894 1,624 SH   SOLE   0 0 0
Devon Energy Corp. STOCK 25179M103   372,060 7,800 SH   SOLE   0 0 0
Diamondback Energy, Inc. STOCK 25278X109   410,432 2,650 SH   SOLE   0 0 0
Walt Disney Co./The STOCK 254687106   1,653,420 20,400 SH   SOLE   0 0 0
Dominion Resources, Inc. STOCK 25746U109   580,710 13,000 SH   SOLE   0 0 0
Dow, Inc. STOCK 260557103   313,639 6,083 SH   SOLE   0 0 0
Duke Energy Corp. STOCK 26441C204   176,520 2,000 SH   SOLE   0 0 0
DuPont de Nemours, Inc. STOCK 26614N102   484,835 6,500 SH   SOLE   0 0 0
EOG Resources, Inc. STOCK 26875P101   557,744 4,400 SH   SOLE   0 0 0
Edison International STOCK 281020107   164,554 2,600 SH   SOLE   0 0 0
Edwards LifeSciences Corp. STOCK 28176E108   207,840 3,000 SH   SOLE   0 0 0
Enbridge, Inc. STOCK 29250N105   66,380 2,000 SH   SOLE   0 0 0
Equinix, Inc. STOCK 29444U700   653,634 900 SH   SOLE   0 0 0
Exxon Mobil Corp. STOCK 30231G102   887,729 7,550 SH   SOLE   0 0 0
FedEx Corp. STOCK 31428X106   423,872 1,600 SH   SOLE   0 0 0
Goldman Sachs Group, Inc./The STOCK 38141G104   878,493 2,715 SH   SOLE   0 0 0
HP, Inc. STOCK 40434L105   400,920 15,600 SH   SOLE   0 0 0
Halliburton Co. STOCK 406216101   121,500 3,000 SH   SOLE   0 0 0
Home Depot, Inc./The STOCK 437076102   1,824,442 6,038 SH   SOLE   0 0 0
Honeywell International, Inc. STOCK 438516106   1,644,186 8,900 SH   SOLE   0 0 0
Humana, Inc. STOCK 444859102   656,802 1,350 SH   SOLE   0 0 0
International Business Machines Corp. STOCK 459200101   374,320 2,668 SH   SOLE   0 0 0
JPMorgan Chase & Co. STOCK 46625H100   3,044,260 20,992 SH   SOLE   0 0 0
Kinder Morgan, Inc. STOCK 49456B101   377,195 22,750 SH   SOLE   0 0 0
Kroger Co./The STOCK 501044101   402,750 9,000 SH   SOLE   0 0 0
Lamb Weston Holdings, Inc. STOCK 513272104   397,578 4,300 SH   SOLE   0 0 0
Eli Lilly & Co. STOCK 532457108   1,718,816 3,200 SH   SOLE   0 0 0
Lockheed Martin Corp. STOCK 539830109   163,584 400 SH   SOLE   0 0 0
Lowe's Cos., Inc. STOCK 548661107   644,304 3,100 SH   SOLE   0 0 0
Marathon Oil Corp. STOCK 565849106   53,500 2,000 SH   SOLE   0 0 0
Marathon Petroleum Corp. STOCK 56585A102   174,041 1,150 SH   SOLE   0 0 0
Masco Corp. STOCK 574599106   454,325 8,500 SH   SOLE   0 0 0
MasterCard, Inc. STOCK 57636Q104   950,184 2,400 SH   SOLE   0 0 0
McDonald's Corp. STOCK 580135101   785,051 2,980 SH   SOLE   0 0 0
McKesson Corp. STOCK 58155Q103   2,087,280 4,800 SH   SOLE   0 0 0
Merck & Co., Inc. STOCK 58933Y105   1,889,133 18,350 SH   SOLE   0 0 0
Microsoft Corp. STOCK 594918104   6,216,802 19,689 SH   SOLE   0 0 0
Microchip Technology, Inc. STOCK 595017104   503,423 6,450 SH   SOLE   0 0 0
Mid-America Apartment Communities, Inc. STOCK 59522J103   32,163 250 SH   SOLE   0 0 0
Morgan Stanley STOCK 617446448   245,010 3,000 SH   SOLE   0 0 0
NetApp, Inc. STOCK 64110D104   197,288 2,600 SH   SOLE   0 0 0
Netflix, Inc. STOCK 64110L106   113,280 300 SH   SOLE   0 0 0
NextEra Energy, Inc. STOCK 65339F101   1,639,926 28,625 SH   SOLE   0 0 0
NIKE, Inc. STOCK 654106103   66,934 700 SH   SOLE   0 0 0
Gen Digital, Inc. STOCK 668771108   436,696 24,700 SH   SOLE   0 0 0
NVIDIA Corp. STOCK 67066G104   15,090,673 34,692 SH   SOLE   0 0 0
Occidental Petroleum Corp. STOCK 674599105   421,720 6,500 SH   SOLE   0 0 0
ONEOK, Inc. STOCK 682680103   126,860 2,000 SH   SOLE   0 0 0
Oracle Corp. STOCK 68389X105   2,846,600 26,875 SH   SOLE   0 0 0
Palo Alto Networks, Inc. STOCK 697435105   46,888 200 SH   SOLE   0 0 0
Paychex, Inc. STOCK 704326107   444,021 3,850 SH   SOLE   0 0 0
PepsiCo, Inc. STOCK 713448108   406,656 2,400 SH   SOLE   0 0 0
Philip Morris International, Inc. STOCK 718172109   680,463 7,350 SH   SOLE   0 0 0
Phillips 66 STOCK 718546104   871,088 7,250 SH   SOLE   0 0 0
Pioneer Natural Resources Co. STOCK 723787107   1,738,841 7,575 SH   SOLE   0 0 0
Procter & Gamble Co./The STOCK 742718109   1,059,673 7,265 SH   SOLE   0 0 0
Prologis, Inc. STOCK 74340W103   706,923 6,300 SH   SOLE   0 0 0
QUALCOMM, Inc. STOCK 747525103   394,263 3,550 SH   SOLE   0 0 0
Quest Diagnostics, Inc. STOCK 74834L100   548,370 4,500 SH   SOLE   0 0 0
Raytheon Technologies Corp. STOCK 75513E101   151,137 2,100 SH   SOLE   0 0 0
Schlumberger Ltd. STOCK 806857108   29,150 500 SH   SOLE   0 0 0
Sun Communities, Inc. STOCK 866674104   307,684 2,600 SH   SOLE   0 0 0
Target Corp. STOCK 87612E106   1,230,644 11,130 SH   SOLE   0 0 0
Targa Resources Corp. STOCK 87612G101   480,032 5,600 SH   SOLE   0 0 0
Terreno Realty Corp. STOCK 88146M101   117,860 2,075 SH   SOLE   0 0 0
Tesla, Inc. STOCK 88160R101   500,440 2,000 SH   SOLE   0 0 0
Texas Instruments, Inc. STOCK 882508104   1,657,679 10,425 SH   SOLE   0 0 0
Thermo Fisher Scientific, Inc. STOCK 883556102   551,725 1,090 SH   SOLE   0 0 0
UGI Corp. STOCK 902681105   23,000 1,000 SH   SOLE   0 0 0
United Parcel Service, Inc. STOCK 911312106   381,882 2,450 SH   SOLE   0 0 0
UnitedHealth Group, Inc. STOCK 91324P102   1,235,266 2,450 SH   SOLE   0 0 0
Valero Energy Corp. STOCK 91913Y100   2,375,768 16,765 SH   SOLE   0 0 0
Verizon Communications, Inc. STOCK 92343V104   924,981 28,540 SH   SOLE   0 0 0
VICI Properties, Inc. STOCK 925652109   89,424 3,073 SH   SOLE   0 0 0
Visa, Inc. STOCK 92826C839   1,644,572 7,150 SH   SOLE   0 0 0
WEC Energy Group, Inc. STOCK 92939U106   813,555 10,100 SH   SOLE   0 0 0
Wal-Mart Stores, Inc. STOCK 931142103   2,380,398 14,884 SH   SOLE   0 0 0
Waste Connections, Inc. STOCK 94106B101   1,796,263 13,375 SH   SOLE   0 0 0
Wells Fargo & Co. STOCK 949746101   81,720 2,000 SH   SOLE   0 0 0
Weyerhaeuser Co. STOCK 962166104   15,330 500 SH   SOLE   0 0 0
Williams Cos, Inc./The STOCK 969457100   1,954,020 58,000 SH   SOLE   0 0 0
Workday, Inc. STOCK 98138H101   1,564,108 7,280 SH   SOLE   0 0 0
Zscaler, Inc. STOCK 98980G102   217,826 1,400 SH   SOLE   0 0 0
Accenture PLC STOCK G1151C101   1,174,696 3,825 SH   SOLE   0 0 0
Johnson Controls International PLC STOCK G51502105   465,747 8,753 SH   SOLE   0 0 0
New Linde PLC STOCK G54950103   484,055 1,300 SH   SOLE   0 0 0
Medtronic PLC STOCK G5960L103   553,927 7,069 SH   SOLE   0 0 0
Garmin Ltd. STOCK H2906T109   105,200 1,000 SH   SOLE   0 0 0
AbbVie, Inc. STOCK 00287Y109   819,830 5,500 SH   SOLE   0 0 0
Blackstone Mortgage Trust, Inc. STOCK 09257W100   251,539 11,565 SH   SOLE   0 0 0
Chevron Corp. STOCK 166764100   758,790 4,500 SH   SOLE   0 0 0
City Office REIT, Inc. STOCK 178587101   42,500 10,000 SH   SOLE   0 0 0
Duke Energy Corp. STOCK 26441C204   264,780 3,000 SH   SOLE   0 0 0
Enbridge, Inc. STOCK 29250N105   829,750 25,000 SH   SOLE   0 0 0
Hannon Armstrong Sustainable Infrastructure STOCK 41068X100   169,600 8,000 SH   SOLE   0 0 0
Kinder Morgan, Inc. STOCK 49456B101   663,200 40,000 SH   SOLE   0 0 0
Medical Properties Trust, Inc. STOCK 58463J304   27,250 5,000 SH   SOLE   0 0 0
Philip Morris International, Inc. STOCK 718172109   740,640 8,000 SH   SOLE   0 0 0
Phillips 66 STOCK 718546104   300,375 2,500 SH   SOLE   0 0 0
Physicians Realty Trust STOCK 71943U104   24,380 2,000 SH   SOLE   0 0 0
Simon Property Group, Inc. STOCK 828806109   432,120 4,000 SH   SOLE   0 0 0
Spirit Realty Capital, Inc. STOCK 84860W300   134,120 4,000 SH   SOLE   0 0 0
TC Energy Corp. STOCK 87807B107   516,150 15,000 SH   SOLE   0 0 0
Verizon Communications, Inc. STOCK 92343V104   243,075 7,500 SH   SOLE   0 0 0
Williams Cos, Inc./The STOCK 969457100   1,010,700 30,000 SH   SOLE   0 0 0
Antero Midstream Corp. STOCK 03676B102   731,978 61,100 SH   SOLE   0 0 0
BP PLC STOCK 055622104   3,111,578 80,361 SH   SOLE   0 0 0
Baker Hughes Co. STOCK 05722G100   1,483,440 42,000 SH   SOLE   0 0 0
Black Stone Minerals, L.P. STOCK 09225M101   8,033,470 466,249 SH   SOLE   0 0 0
CNX Resources Corp. STOCK 12653C108   203,220 9,000 SH   SOLE   0 0 0
Cheniere Energy Partners LP STOCK 16411Q101   11,481,181 211,869 SH   SOLE   0 0 0
Cheniere Energy, Inc. STOCK 16411R208   6,849,999 41,275 SH   SOLE   0 0 0
Chesapeake Energy Corp. STOCK 165167735   344,920 4,000 SH   SOLE   0 0 0
Chevron Corp. STOCK 166764100   13,275,453 78,730 SH   SOLE   0 0 0
Crestwood Equity Partners LP STOCK 226344208   351,000 12,000 SH   SOLE   0 0 0
Devon Energy Corp. STOCK 25179M103   381,600 8,000 SH   SOLE   0 0 0
Diamondback Energy, Inc. STOCK 25278X109   681,472 4,400 SH   SOLE   0 0 0
Dominion Resources, Inc. STOCK 25746U109   44,670 1,000 SH   SOLE   0 0 0
Duke Energy Corp. STOCK 26441C204   198,585 2,250 SH   SOLE   0 0 0
EOG Resources, Inc. STOCK 26875P101   424,646 3,350 SH   SOLE   0 0 0
Enbridge, Inc. STOCK 29250N105   6,526,050 196,627 SH   SOLE   0 0 0
Energy Transfer LP STOCK 29273V100   10,331,271 736,370 SH   SOLE   0 0 0
EnLink Midstream LLC STOCK 29336T100   73,320 6,000 SH   SOLE   0 0 0
Enterprise Products Partners LP STOCK 293792107   13,798,202 504,136 SH   SOLE   0 0 0
Exxon Mobil Corp. STOCK 30231G102   6,275,245 53,370 SH   SOLE   0 0 0
Hess Midstream LP STOCK 428103105   6,840,802 234,837 SH   SOLE   0 0 0
Holly Energy Partners LP STOCK 435763107   865,641 39,419 SH   SOLE   0 0 0
Kinder Morgan, Inc. STOCK 49456B101   5,811,191 350,494 SH   SOLE   0 0 0
MPLX LP STOCK 55336V100   14,811,241 416,397 SH   SOLE   0 0 0
Marathon Oil Corp. STOCK 565849106   1,465,178 54,773 SH   SOLE   0 0 0
Marathon Petroleum Corp. STOCK 56585A102   14,468,104 95,600 SH   SOLE   0 0 0
NextEra Energy Partners LP STOCK 65341B106   182,655 6,150 SH   SOLE   0 0 0
Occidental Petroleum Corp. STOCK 674599105   389,280 6,000 SH   SOLE   0 0 0
ONEOK, Inc. STOCK 682680103   13,851,019 218,367 SH   SOLE   0 0 0
PPL Corp. STOCK 69351T106   477,090 20,250 SH   SOLE   0 0 0
Phillips 66 STOCK 718546104   14,530,460 120,936 SH   SOLE   0 0 0
Pioneer Natural Resources Co. STOCK 723787107   5,141,920 22,400 SH   SOLE   0 0 0
Plains All American Pipeline LP STOCK 726503105   5,213,396 340,300 SH   SOLE   0 0 0
Plains GP Holdings LP STOCK 72651A207   918,840 57,000 SH   SOLE   0 0 0
Schlumberger Ltd. STOCK 806857108   58,300 1,000 SH   SOLE   0 0 0
Sunoco LP STOCK 86765K109   5,114,002 104,474 SH   SOLE   0 0 0
Targa Resources Corp. STOCK 87612G101   3,574,524 41,700 SH   SOLE   0 0 0
TC Energy Corp. STOCK 87807B107   1,890,072 54,928 SH   SOLE   0 0 0
UGI Corp. STOCK 902681105   368,000 16,000 SH   SOLE   0 0 0
USA Compression Partners LP STOCK 90290N109   3,788,586 158,784 SH   SOLE   0 0 0
Valero Energy Corp. STOCK 91913Y100   13,592,681 95,919 SH   SOLE   0 0 0
Viper Energy Partners LP STOCK 92763M105   549,236 19,700 SH   SOLE   0 0 0
Western Midstream Partners LP STOCK 958669103   4,802,011 176,350 SH   SOLE   0 0 0
Williams Cos, Inc./The STOCK 969457100   13,325,473 395,532 SH   SOLE   0 0 0
AES Corp. STOCK 00130H105   296,400 19,500 SH   SOLE   0 0 0
Alliant Energy Corp. STOCK 018802108   162,308 3,350 SH   SOLE   0 0 0
Ameren Corp. STOCK 023608102   587,416 7,850 SH   SOLE   0 0 0
American Electric Power Co., Inc. STOCK 025537101   661,936 8,800 SH   SOLE   0 0 0
American Water Works Co., Inc. STOCK 030420103   92,873 750 SH   SOLE   0 0 0
Atmos Energy Corp. STOCK 049560105   275,418 2,600 SH   SOLE   0 0 0
Brookfield Renewable Corp. STOCK 11284V105   27,531 1,150 SH   SOLE   0 0 0
CMS Energy Corp. STOCK 125896100   430,191 8,100 SH   SOLE   0 0 0
CenterPoint Energy, Inc. STOCK 15189T107   389,325 14,500 SH   SOLE   0 0 0
Chesapeake Utilities Corp. STOCK 165303108   24,438 250 SH   SOLE   0 0 0
Clearway Energy, Inc. STOCK 18539C204   112,148 5,300 SH   SOLE   0 0 0
Constellation Energy Corp. STOCK 21037T109   425,412 3,900 SH   SOLE   0 0 0
DTE Energy Co. STOCK 233331107   635,392 6,400 SH   SOLE   0 0 0
Dominion Resources, Inc. STOCK 25746U109   116,142 2,600 SH   SOLE   0 0 0
Duke Energy Corp. STOCK 26441C204   560,451 6,350 SH   SOLE   0 0 0
Edison International STOCK 281020107   227,844 3,600 SH   SOLE   0 0 0
Entergy Corp. STOCK 29364G103   675,250 7,300 SH   SOLE   0 0 0
Essential Utilities, Inc. STOCK 29670G102   439,424 12,800 SH   SOLE   0 0 0
Evergy, Inc. STOCK 30034W106   65,910 1,300 SH   SOLE   0 0 0
Eversource Energy STOCK 30040W108   468,108 8,050 SH   SOLE   0 0 0
Exelon Corp. STOCK 30161N101   449,701 11,900 SH   SOLE   0 0 0
FirstEnergy Corp. STOCK 337932107   420,414 12,300 SH   SOLE   0 0 0
IDACORP, Inc. STOCK 451107106   56,190 600 SH   SOLE   0 0 0
National Fuel Gas Co. STOCK 636180101   31,146 600 SH   SOLE   0 0 0
NextEra Energy, Inc. STOCK 65339F101   822,112 14,350 SH   SOLE   0 0 0
Nisource, Inc. STOCK 65473P105   407,220 16,500 SH   SOLE   0 0 0
Northwest Natural Holdings Co. STOCK 66765N105   72,504 1,900 SH   SOLE   0 0 0
NorthWestern Corp. STOCK 668074305   48,060 1,000 SH   SOLE   0 0 0
PPL Corp. STOCK 69351T106   500,650 21,250 SH   SOLE   0 0 0
Portland General Electric Co. STOCK 736508847   32,384 800 SH   SOLE   0 0 0
Public Service Enterprise Group, Inc. STOCK 744573106   546,336 9,600 SH   SOLE   0 0 0
Sempra Energy STOCK 816851109   683,702 10,050 SH   SOLE   0 0 0
Southern Co./The STOCK 842587107   184,452 2,850 SH   SOLE   0 0 0
Southwest Gas Corp. STOCK 844895102   129,882 2,150 SH   SOLE   0 0 0
Vistra Energy Corp. STOCK 92840M102   199,080 6,000 SH   SOLE   0 0 0
WEC Energy Group, Inc. STOCK 92939U106   535,658 6,650 SH   SOLE   0 0 0
Waste Management, Inc. STOCK 94106L109   38,110 250 SH   SOLE   0 0 0
Williams Cos, Inc./The STOCK 969457100   67,380 2,000 SH   SOLE   0 0 0
Xcel Energy, Inc. STOCK 98389B100   383,374 6,700 SH   SOLE   0 0 0