Security
|
|
Par
(000)
|
Value
|
Municipal Bonds
|
|||
Florida — 0.4%
|
|
||
Transportation — 0.4%
|
|
||
Florida Development Finance Corp., Refunding RB,
AMT, 07/15/32(a)(b)(c)
|
$
|
1,380
|
$ 1,424,193
|
Michigan — 150.9%
|
|
||
County/City/Special District/School District — 39.7%
|
|
||
Belding Area Schools, GO, (Q-SBLF), 5.25%, 05/01/48
|
|
1,620
|
1,741,696
|
Bloomfield Hills School District, GO, 5.00%, 05/01/48
|
|
1,250
|
1,324,137
|
Byron Center Public Schools, GO, Series II, (Q-SBLF),
5.25%, 05/01/53
|
|
5,000
|
5,390,730
|
Cedar Springs Public School District, GO
|
|
|
|
Series II, (Q-SBLF), 5.00%, 05/01/46
|
|
1,100
|
1,176,490
|
Series II, (Q-SBLF), 4.50%, 05/01/49
|
|
1,950
|
1,969,713
|
Chippewa Valley Schools, GO, (Q-SBLF), 5.00%,
05/01/43
|
|
4,275
|
4,480,813
|
City of Lansing Michigan, Refunding GO
|
|
|
|
Series B, (AGM), 4.00%, 06/01/43
|
|
2,000
|
1,898,046
|
Series B, (AGM), 4.13%, 06/01/48
|
|
5,325
|
4,931,633
|
Clarkston Community Schools, GO
|
|
|
|
Series I, (Q-SBLF), 5.00%, 05/01/45
|
|
8,360
|
8,937,248
|
Series I, (Q-SBLF), 5.00%, 05/01/47
|
|
4,500
|
4,777,623
|
Coopersville Area Public Schools, GO
|
|
|
|
Series I, (Q-SBLF), 4.00%, 05/01/48
|
|
295
|
270,374
|
Series I, (Q-SBLF), 4.13%, 05/01/52
|
|
600
|
553,464
|
County of Kalamazoo Michigan, GO, 4.13%, 05/01/47
|
|
1,375
|
1,345,867
|
Farmington Public School District, Refunding GO
|
|
|
|
(AGM), 5.00%, 05/01/33
|
|
1,500
|
1,519,411
|
(AGM), 5.00%, 05/01/34
|
|
1,500
|
1,519,424
|
(AGM), 5.00%, 05/01/35
|
|
1,000
|
1,012,960
|
Grand Ledge Public Schools, GO, (Q-SBLF), 5.00%,
05/01/44
|
|
1,585
|
1,654,057
|
Grand Rapids Public Schools, GO, (AGM), 5.00%,
05/01/49
|
|
4,150
|
4,390,007
|
Gull Lake Community School District, GO, Series I,
(Q-SBLF), 5.00%, 05/01/48
|
|
4,000
|
4,110,719
|
Holly Area School District, GO, Series I, (Q-SBLF),
5.25%, 05/01/48
|
|
8,235
|
8,892,785
|
Hudsonville Public Schools, GO, Series I, (Q-SBLF),
4.00%, 05/01/45
|
|
2,040
|
2,003,906
|
Hudsonville Public Schools, Refunding GO
|
|
|
|
(Q-SBLF), 5.00%, 05/01/46
|
|
2,500
|
2,673,842
|
(Q-SBLF), 5.00%, 05/01/49
|
|
2,375
|
2,520,650
|
Karegnondi Water Authority, Refunding RB
|
|
|
|
5.00%, 11/01/41
|
|
4,950
|
5,054,266
|
5.00%, 11/01/45
|
|
3,000
|
3,039,122
|
Kentwood Public Schools, GO
|
|
|
|
5.00%, 05/01/41
|
|
1,120
|
1,142,395
|
Series II, (AGM), 5.00%, 05/01/46
|
|
3,000
|
3,198,645
|
Series II, (AGM), 5.00%, 05/01/49
|
|
5,000
|
5,287,326
|
Michigan Finance Authority, RB
|
|
|
|
4.00%, 11/01/48
|
|
3,000
|
2,788,843
|
Series H-1, 5.00%, 10/01/39(d)
|
|
5,400
|
5,430,213
|
2nd Lien, (BAM-TCRS), 4.00%, 11/01/50
|
|
1,500
|
1,376,996
|
Novi Community School District, GO
|
|
|
|
Series I, 5.00%, 05/01/44
|
|
1,175
|
1,238,374
|
Series II, 4.00%, 05/01/43
|
|
1,320
|
1,280,015
|
Okemos Public Schools, GO, Series II, (Q-SBLF),
05/01/49(c)
|
|
2,750
|
2,922,274
|
Security
|
|
Par
(000)
|
Value
|
County/City/Special District/School District (continued)
|
|
||
Rockford Public Schools, GO, Series II, (Q-SBLF),
5.00%, 05/01/46
|
$
|
1,505
|
$ 1,603,653
|
Southfield Public Schools, GO, (Q-SBLF), 5.00%,
05/01/49
|
|
1,740
|
1,838,891
|
Three Rivers Community Schools, GO
|
|
|
|
Series II, (Q-SBLF), 4.13%, 05/01/46
|
|
2,000
|
1,914,357
|
Series II, (Q-SBLF), 4.25%, 05/01/49
|
|
7,000
|
6,723,542
|
Trenton Public Schools School District, GO, (Q-SBLF),
5.00%, 05/01/48
|
|
5,000
|
5,148,709
|
Troy School District, GO
|
|
|
|
(Q-SBLF), 5.00%, 05/01/47
|
|
6,445
|
6,870,250
|
(Q-SBLF), 5.00%, 05/01/52
|
|
5,710
|
6,037,214
|
Walled Lake Consolidated School District, GO
|
|
|
|
(Q-SBLF), 5.00%, 05/01/47
|
|
1,000
|
1,055,913
|
(Q-SBLF), 5.00%, 05/01/49
|
|
2,500
|
2,628,806
|
Wayne-Westland Community Schools, GO
|
|
|
|
(Q-SBLF), 5.00%, 11/01/44
|
|
2,360
|
2,536,400
|
(Q-SBLF), 4.50%, 11/01/46
|
|
5,250
|
5,337,088
|
West Ottawa Public Schools, GO, (AGM), 4.00%,
11/01/46
|
|
1,730
|
1,686,003
|
Zeeland Public Schools, GO, Series A, (AGM), 5.00%,
05/01/33
|
|
1,000
|
1,012,142
|
|
|
|
146,247,032
|
Education — 24.9%
|
|
||
Eastern Michigan University, RB, Series A, (AGM),
4.00%, 03/01/44
|
|
9,595
|
8,889,115
|
Grand Valley State University, RB, 5.00%, 12/01/43
|
|
1,600
|
1,643,255
|
Lake Superior State University, RB, (AGM), 5.00%,
01/15/48
|
|
3,750
|
3,786,936
|
Michigan Finance Authority, Refunding RB
|
|
|
|
4.00%, 02/01/29
|
|
700
|
677,488
|
5.00%, 02/01/33
|
|
830
|
853,090
|
4.00%, 12/01/33
|
|
1,720
|
1,643,613
|
5.00%, 12/01/36
|
|
1,550
|
1,550,342
|
5.00%, 09/01/40
|
|
1,000
|
955,461
|
5.00%, 12/01/40
|
|
2,900
|
2,900,630
|
5.00%, 12/01/45
|
|
4,400
|
4,400,125
|
4.00%, 09/01/50
|
|
1,550
|
1,317,130
|
Michigan State University, Refunding RB
|
|
|
|
Series B, 4.00%, 02/15/44
|
|
4,000
|
3,783,885
|
Series B, 5.00%, 02/15/44
|
|
3,820
|
3,999,868
|
Series B, 5.00%, 02/15/48
|
|
6,160
|
6,419,149
|
Series C, 4.00%, 02/15/44
|
|
9,000
|
8,592,231
|
Michigan Technological University, RB
|
|
|
|
Series A, 5.00%, 10/01/45
|
|
1,800
|
1,821,574
|
Series A, (AGM), 5.25%, 10/01/52
|
|
1,675
|
1,788,133
|
Series C, (AGM), 5.25%, 10/01/48
|
|
2,500
|
2,722,383
|
Oakland University, RB
|
|
|
|
5.00%, 03/01/41
|
|
3,635
|
3,696,615
|
5.00%, 03/01/47
|
|
3,500
|
3,549,106
|
Wayne State University, RB
|
|
|
|
Series A, 5.00%, 11/15/43
|
|
8,530
|
8,913,004
|
Series A, 4.00%, 11/15/48
|
|
2,000
|
1,832,581
|
Western Michigan University, RB
|
|
|
|
Series A, (AGM), 5.00%, 11/15/51
|
|
1,815
|
1,902,791
|
Series A, (AGM), 5.00%, 11/15/53
|
|
5,345
|
5,601,399
|
Western Michigan University, Refunding RB, 5.00%,
11/15/49
|
|
8,435
|
8,724,077
|
|
|
|
91,963,981
|
Security
|
|
Par
(000)
|
Value
|
Health — 20.1%
|
|
||
Grand Traverse County Hospital Finance Authority, RB
|
|
|
|
Series A, 5.00%, 07/01/44
|
$
|
2,230
|
$ 2,231,323
|
Series A, 5.00%, 07/01/49
|
|
2,610
|
2,664,911
|
Series B, 4.00%, 07/01/49
|
|
2,000
|
1,848,297
|
Kalamazoo Economic Development Corp., Refunding
RB, 5.00%, 05/15/42
|
|
425
|
374,926
|
Kentwood Economic Development Corp., Refunding
RB, 4.00%, 11/15/43
|
|
750
|
597,669
|
Michigan Finance Authority, RB, 5.00%, 11/01/44
|
|
3,000
|
3,025,199
|
Michigan Finance Authority, Refunding RB
|
|
|
|
5.00%, 11/15/37
|
|
3,000
|
3,069,584
|
5.00%, 05/15/38
|
|
4,890
|
4,930,508
|
4.00%, 12/01/40
|
|
3,000
|
2,904,942
|
5.00%, 11/15/41
|
|
1,000
|
1,020,914
|
4.00%, 04/15/42
|
|
3,210
|
3,084,834
|
5.00%, 12/01/45
|
|
16,195
|
16,395,449
|
4.00%, 11/15/46
|
|
8,500
|
7,801,783
|
Series 2, 4.00%, 03/01/51
|
|
4,000
|
3,679,361
|
Series A, 4.00%, 12/01/40
|
|
3,085
|
2,997,572
|
Series A, 5.00%, 12/01/42
|
|
2,250
|
2,305,425
|
Series A, 4.00%, 12/01/49
|
|
1,500
|
1,386,321
|
Series S, 5.00%, 05/15/34
|
|
1,500
|
1,514,288
|
Series S, 5.00%, 05/15/35
|
|
4,945
|
4,983,402
|
Michigan State Hospital Finance Authority, Refunding
RB, 5.00%, 11/15/47
|
|
4,000
|
4,146,760
|
Michigan Strategic Fund, RB, 5.00%, 11/15/42
|
|
3,500
|
3,226,862
|
|
|
|
74,190,330
|
Housing — 11.5%
|
|
||
Michigan State Housing Development Authority, RB,
M/F Housing
|
|
|
|
(GNMA), 4.75%, 04/20/37
|
|
2,525
|
2,427,966
|
Series A, 4.45%, 10/01/34
|
|
1,000
|
1,000,026
|
Series A, 4.63%, 10/01/39
|
|
3,490
|
3,415,564
|
Series A, 4.30%, 10/01/40
|
|
3,320
|
3,113,422
|
Series A, 4.00%, 10/01/43
|
|
5,000
|
4,644,732
|
Series A, 4.75%, 10/01/44
|
|
5,000
|
4,849,221
|
Series A, 5.00%, 10/01/48
|
|
7,000
|
7,122,570
|
Series A, 2.55%, 10/01/51
|
|
5,175
|
3,277,529
|
Michigan State Housing Development Authority, RB,
S/F Housing
|
|
|
|
Series A, 6.00%, 06/01/54
|
|
6,000
|
6,421,682
|
Series D, Sustainability Bonds, 5.50%, 06/01/53
|
|
6,045
|
6,273,384
|
|
|
|
42,546,096
|
State — 22.4%
|
|
||
Michigan Finance Authority, RB
|
|
|
|
Series F, 5.00%, 04/01/31
|
|
1,000
|
1,000,814
|
Series F, 5.25%, 10/01/41
|
|
8,595
|
8,604,861
|
Michigan State Building Authority, Refunding RB
|
|
|
|
4.00%, 10/15/49
|
|
7,000
|
6,588,923
|
Series I, 5.00%, 04/15/41
|
|
2,750
|
2,820,442
|
Series I, 4.00%, 10/15/46
|
|
2,000
|
1,908,996
|
Series I, 5.00%, 10/15/47
|
|
5,000
|
5,316,577
|
Michigan Strategic Fund, RB
|
|
|
|
AMT, (AGM), 4.25%, 12/31/38
|
|
14,000
|
13,852,808
|
AMT, 5.00%, 12/31/43
|
|
15,000
|
14,784,472
|
State of Michigan Trunk Line Revenue, RB
|
|
|
|
4.00%, 11/15/46
|
|
5,590
|
5,355,593
|
Series B, 4.00%, 11/15/45
|
|
5,500
|
5,322,558
|
Security
|
|
Par
(000)
|
Value
|
State (continued)
|
|
||
State of Michigan Trunk Line Revenue, RB (continued)
|
|
|
|
Series B, 5.00%, 11/15/45
|
$
|
2,830
|
$ 2,993,826
|
State of Michigan Trunk Line Revenue, RB, BAB
|
|
|
|
5.00%, 11/15/42
|
|
3,000
|
3,286,901
|
5.25%, 11/15/49
|
|
10,000
|
10,897,855
|
|
|
|
82,734,626
|
Tobacco — 2.6%
|
|
||
Michigan Finance Authority, Refunding RB
|
|
|
|
Series A, Class 1, 4.00%, 06/01/39
|
|
1,250
|
1,214,153
|
Series A, Class 1, 4.00%, 06/01/49
|
|
3,750
|
3,357,552
|
Michigan Finance Authority, Refunding RB, CAB,
Series B-2, Class 2, 0.00%, 06/01/65(e)
|
|
50,000
|
4,900,487
|
|
|
|
9,472,192
|
Transportation — 9.1%
|
|
||
Gerald R Ford International Airport Authority, ARB, AMT,
(GTD), 5.00%, 01/01/51
|
|
5,435
|
5,630,362
|
Wayne County Airport Authority, ARB
|
|
|
|
Series A, 5.00%, 12/01/42
|
|
1,000
|
1,033,064
|
Series A, 5.00%, 12/01/46
|
|
5,000
|
5,269,713
|
Series A, (AGM), 5.25%, 12/01/48
|
|
3,495
|
3,779,886
|
Series D, 5.00%, 12/01/45
|
|
4,500
|
4,548,729
|
Series B, AMT, 5.00%, 12/01/42
|
|
2,000
|
2,036,052
|
Wayne County Airport Authority, Refunding RB
|
|
|
|
AMT, 5.00%, 12/01/32
|
|
2,940
|
3,075,635
|
Series F, AMT, 5.00%, 12/01/34
|
|
8,000
|
8,105,419
|
|
|
|
33,478,860
|
Utilities — 20.6%
|
|
||
City of Detroit Michigan Water Supply System Revenue,
RB, Series A, Senior Lien, (NPFGC), 5.00%,
07/01/34
|
|
10
|
10,008
|
Downriver Utility Wastewater Authority, Refunding RB,
(AGM), 5.00%, 04/01/43
|
|
1,000
|
1,035,394
|
Great Lakes Water Authority Sewage Disposal System
Revenue, RB
|
|
|
|
Series A, Senior Lien, 5.25%, 07/01/47
|
|
8,000
|
8,623,844
|
Series A, Senior Lien, 5.25%, 07/01/52
|
|
2,000
|
2,133,137
|
Great Lakes Water Authority Water Supply System
Revenue, RB
|
|
|
|
Series B, 2nd Lien, 5.00%, 07/01/46
|
|
13,000
|
13,176,254
|
Series B, Senior Lien, 5.25%, 07/01/48
|
|
2,250
|
2,442,487
|
Lansing Board of Water & Light, Refunding RB
|
|
|
|
Series A, 5.00%, 07/01/44
|
|
6,000
|
6,316,403
|
Series A, 5.00%, 07/01/48
|
|
19,105
|
19,909,309
|
Series A, 5.25%, 07/01/54
|
|
2,500
|
2,725,051
|
Michigan Finance Authority, RB, 5.50%, 02/28/49
|
|
8,985
|
9,678,437
|
Michigan Finance Authority, Refunding RB
|
|
|
|
Series D-1, 5.00%, 07/01/35
|
|
750
|
761,311
|
Series C-3, Senior Lien, (AGM), 5.00%, 07/01/31
|
|
1,000
|
1,002,487
|
Series C-3, Senior Lien, (AGM), 5.00%, 07/01/32
|
|
5,250
|
5,262,850
|
Series C-3, Senior Lien, (AGM), 5.00%, 07/01/33
|
|
3,000
|
3,003,938
|
|
|
|
76,080,910
|
Total Municipal Bonds in Michigan
|
556,714,027
|
||
Puerto Rico — 5.4%
|
|
||
State — 5.4%
|
|
||
Commonwealth of Puerto Rico, GO, Series A-1,
Restructured, 5.75%, 07/01/31
|
|
1,061
|
1,180,998
|
Security
|
|
Par
(000)
|
Value
|
State (continued)
|
|
||
Puerto Rico Sales Tax Financing Corp. Sales Tax
Revenue, RB
|
|
|
|
Series A-1, Restructured, 4.75%, 07/01/53
|
$
|
534
|
$ 520,886
|
Series A-1, Restructured, 5.00%, 07/01/58
|
|
1,365
|
1,358,848
|
Series A-2, Restructured, 4.78%, 07/01/58
|
|
103
|
99,888
|
Series A-2, Restructured, 4.33%, 07/01/40
|
|
1,109
|
1,081,719
|
Series B-1, Restructured, 4.75%, 07/01/53
|
|
451
|
439,530
|
Series B-1, Restructured, 5.00%, 07/01/58
|
|
7,076
|
7,085,337
|
Series B-2, Restructured, 4.33%, 07/01/40
|
|
5,880
|
5,734,409
|
Series B-2, Restructured, 4.78%, 07/01/58
|
|
597
|
579,491
|
Puerto Rico Sales Tax Financing Corp. Sales Tax
Revenue, RB, CAB, Series A-1, Restructured,
0.00%, 07/01/46(e)
|
|
6,202
|
1,932,550
|
Total Municipal Bonds in Puerto Rico
|
20,013,656
|
||
Total Long-Term Investments — 156.7%
(Cost: $581,608,557)
|
578,151,876
|
|
|
Shares
|
|
Short-Term Securities
|
|||
Money Market Funds — 5.0%
|
|
||
BlackRock Liquidity Funds, MuniCash, Institutional
Shares, 3.45%(f)(g)
|
|
18,515,482
|
18,517,334
|
Total Short-Term Securities — 5.0%
(Cost: $18,516,945)
|
18,517,334
|
||
Total Investments — 161.7%
(Cost: $600,125,502)
|
596,669,210
|
||
Other Assets Less Liabilities — 1.0%
|
3,926,148
|
||
VRDP Shares at Liquidation Value, Net of Deferred Offering Costs —
(62.7)%
|
(231,561,877
)
|
||
Net Assets Applicable to Common Shares — 100.0%
|
$ 369,033,481
|
(a)
|
Variable rate security. Interest rate resets periodically. The rate shown is the effective
interest rate as of period end. Security description also includes the reference rate
and
spread if published and available.
|
(b)
|
Security exempt from registration pursuant to Rule 144A under the Securities Act of
1933,
as amended. These securities may be resold in transactions exempt from registration
to
qualified institutional investors.
|
(c)
|
When-issued security.
|
(d)
|
U.S. Government securities held in escrow, are used to pay interest on this security
as
well as to retire the bond in full at the date indicated, typically at a premium to
par.
|
(e)
|
Zero-coupon bond.
|
(f)
|
Affiliate of the Fund.
|
(g)
|
Annualized 7-day yield as of period end.
|
Affiliated Issuer
|
Value at
07/31/23
|
Purchases
at Cost
|
Proceeds
from Sales
|
Net
Realized
Gain (Loss)
|
Change in
Unrealized
Appreciation
(Depreciation)
|
Value at
04/30/24
|
Shares
Held at
04/30/24
|
Income
|
Capital Gain
Distributions
from
Underlying
Funds
|
BlackRock Liquidity Funds, MuniCash, Institutional Shares
|
$ 18,024,108
|
$ 490,568
(a)
|
$ —
|
$ 1,678
|
$ 980
|
$ 18,517,334
|
18,515,482
|
$ 343,840
|
$ —
|
(a)
|
Represents net amount purchased (sold).
|
|
Level 1
|
Level 2
|
Level 3
|
Total
|
Assets
|
|
|
|
|
Investments
|
|
|
|
|
Long-Term Investments
|
|
|
|
|
Municipal Bonds
|
$ —
|
$ 578,151,876
|
$ —
|
$ 578,151,876
|
Short-Term Securities
|
|
|
|
|
Money Market Funds
|
18,517,334
|
—
|
—
|
18,517,334
|
|
$18,517,334
|
$578,151,876
|
$—
|
$596,669,210
|
|
Level 1
|
Level 2
|
Level 3
|
Total
|
Liabilities
|
|
|
|
|
VRDP Shares at Liquidation Value
|
$—
|
$(231,900,000
)
|
$—
|
$(231,900,000
)
|
|
$—
|
$(231,900,000
)
|
$—
|
$(231,900,000
)
|
Portfolio Abbreviation
|
|
AGM
|
Assured Guaranty Municipal Corp.
|
AMT
|
Alternative Minimum Tax
|
ARB
|
Airport Revenue Bonds
|
BAB
|
Build America Bond
|
BAM-TCRS
|
Build America Mutual Assurance Co. - Transferable
Custodial Receipts
|
CAB
|
Capital Appreciation Bonds
|
GNMA
|
Government National Mortgage Association
|
GO
|
General Obligation Bonds
|
GTD
|
GTD Guaranteed
|
M/F
|
Multi-Family
|
NPFGC
|
National Public Finance Guarantee Corp.
|
Portfolio Abbreviation (continued)
|
|
Q-SBLF
|
Qualified School Bond Loan Fund
|
RB
|
Revenue Bond
|
S/F
|
Single-Family
|