NPORT-EX 2 NPORT_5249_5194498805.htm
Quarterly Report
July 31, 2021
MFS®  Municipal
Income Trust
MFM-Q3

Portfolio of Investments
7/31/21 (unaudited)
The Portfolio of Investments is a complete list of all securities owned by your fund. It is categorized by jurisdiction.
Issuer     Shares/Par Value ($)
Municipal Bonds - 136.3%
Alabama - 2.8%
Birmingham, AL, Airport Authority Rev., BAM, 4%, 7/01/2040   $ 105,000 $127,017
Birmingham, AL, Special Care Facilities Financing Authority Rev. (Methodist Home for the Aging), 5.5%, 6/01/2030     180,000 194,525
Birmingham, AL, Special Care Facilities Financing Authority Rev. (Methodist Home for the Aging), 5.75%, 6/01/2035     190,000 204,628
Birmingham, AL, Special Care Facilities Financing Authority Rev. (Methodist Home for the Aging), 5.75%, 6/01/2045     270,000 286,162
Birmingham, AL, Special Care Facilities Financing Authority Rev. (Methodist Home for the Aging), 6%, 6/01/2050     285,000 304,109
Huntsville-Redstone Village, AL, Special Care Facilities Financing Authority (Redstone Village Project), 5.5%, 1/01/2028 (a)(d)     340,000 227,474
Huntsville-Redstone Village, AL, Special Care Facilities Financing Authority (Redstone Village Project), 5.5%, 1/01/2043 (a)(d)     440,000 293,603
Jefferson County, AL, Sewer Rev. Warrants, Capital Appreciation, Senior Lien, “B”, AGM, 0%, 10/01/2026     170,000 146,883
Jefferson County, AL, Sewer Rev. Warrants, Capital Appreciation, Senior Lien, “B”, AGM, 0%, 10/01/2029     245,000 173,749
Jefferson County, AL, Sewer Rev. Warrants, Capital Appreciation, Senior Lien, “B”, AGM, 0%, 10/01/2034     350,000 174,755
Jefferson County, AL, Sewer Rev. Warrants, Capital Appreciation, Senior Lien, “B”, AGM, 0%, 10/01/2035     660,000 308,546
Jefferson County, AL, Sewer Rev. Warrants, Subordinate Lien, “D”, 5%, 10/01/2021     185,000 186,474
Jefferson County, AL, Sewer Rev. Warrants, Subordinate Lien, “D”, 5%, 10/01/2023     275,000 304,175
Pell City, AL, Special Care Facilities Financing Authority Rev. (Noland Health Services, Inc.), 5%, 12/01/2039     290,000 293,632
Selma, AL, Industrial Development Board Rev., Gulf Opportunity Zone (International Paper Co.), “A”, 5.375%, 12/01/2035     565,000 573,816
Tuscaloosa County, AL, Industrial Development Authority, Gulf Opportunity Zone (Hunt Refining Project), “A”, 4.5%, 5/01/2032 (n)     919,710 1,007,055
Tuscaloosa County, AL, Industrial Development Authority, Gulf Opportunity Zone (Hunt Refining Project), “A”, 5.25%, 5/01/2044 (n)     2,635,000 3,109,694
University of South Alabama, Facilities Rev., “A”, BAM, 5%, 4/01/2044     480,000 598,508
University of South Alabama, Facilities Rev., “A”, BAM, 5%, 4/01/2049     295,000 365,971
        $8,880,776
Alaska - 0.4%
Alaska Industrial Development & Export Authority Power Rev. (Snettisham Hydroelectric Project), 5%, 1/01/2030   $ 125,000 $139,140
Alaska Industrial Development & Export Authority Power Rev. (Snettisham Hydroelectric Project), 5%, 1/01/2031     180,000 199,741
Northern Alaska Tobacco Securitization Corp., Tobacco Settlement Asset-Backed, Capital Appreciation, “B2”, 0%, 6/01/2066     3,950,000 894,050
        $1,232,931
Arizona - 3.5%
Arizona Industrial Development Authority Education Rev. (Academies of Math & Science), 4%, 7/01/2029 (n)   $ 25,000 $27,908
Arizona Industrial Development Authority Education Rev. (Academies of Math & Science), 5%, 7/01/2039 (n)     60,000 71,464
Arizona Industrial Development Authority Education Rev. (Academies of Math & Science), 5%, 7/01/2049 (n)     100,000 117,215
Arizona Industrial Development Authority Education Rev. (Academies of Math & Science), 5%, 7/01/2054 (n)     155,000 180,958
Arizona Industrial Development Authority Education Rev. (Basis Schools Projects), “D”, 5%, 7/01/2037 (n)     35,000 41,124
Arizona Industrial Development Authority Education Rev. (Basis Schools Projects), “D”, 5%, 7/01/2047 (n)     65,000 75,504
Arizona Industrial Development Authority Education Rev. (Basis Schools Projects), “D”, 5%, 7/01/2051 (n)     170,000 196,961
Arizona Industrial Development Authority Education Rev. (Basis Schools Projects), “G”, 5%, 7/01/2037 (n)     70,000 82,249
Arizona Industrial Development Authority Education Rev. (Basis Schools Projects), “G”, 5%, 7/01/2047 (n)     65,000 75,504
Arizona Industrial Development Authority Education Rev. (Basis Schools Projects), “G”, 5%, 7/01/2051 (n)     60,000 69,516
Arizona Industrial Development Authority Education Rev. (Somerset Academy of Las Vegas - Aliante & Skye Canyon Campus Projects), “A”, 3%, 12/15/2031 (n)     30,000 32,014
Arizona Industrial Development Authority Education Rev. (Somerset Academy of Las Vegas - Aliante & Skye Canyon Campus Projects), “A”, 4%, 12/15/2041 (n)     30,000 33,402
Arizona Industrial Development Authority Education Rev. (Somerset Academy of Las Vegas - Aliante & Skye Canyon Campus Projects), “A”, 4%, 12/15/2051 (n)     45,000 49,389
Arizona Industrial Development Authority Education Rev. (Somerset Academy of Las Vegas - Lone Mountain Campus), “A”, 3.75%, 12/15/2029 (n)     40,000 44,215
Arizona Industrial Development Authority Education Rev. (Somerset Academy of Las Vegas - Lone Mountain Campus), “A”, 5%, 12/15/2039 (n)     30,000 34,984
Arizona Industrial Development Authority Education Rev. (Somerset Academy of Las Vegas - Lone Mountain Campus), “A”, 5%, 12/15/2049 (n)     45,000 51,725
Arizona Industrial Development Authority Senior Living Rev. (Great Lakes Senior Living Facilities LLC, First Tier), “A”, 5%, 1/01/2043     250,000 270,680
1

Portfolio of Investments (unaudited) – continued
Issuer     Shares/Par Value ($)
Municipal Bonds - continued
Arizona - continued
Arizona Industrial Development Authority Senior Living Rev. (Great Lakes Senior Living Facilities LLC, First Tier), “A”, 5%, 1/01/2054   $ 400,000 $427,276
Glendale, AZ, Industrial Development Authority Refunding Rev. (Terraces of Phoenix Project), “A”, 5%, 7/01/2048     115,000 122,822
Glendale, AZ, Industrial Development Authority Senior Living Rev. (Royal Oaks - Inspirata Pointe Project), “A”, 5%, 5/15/2056     490,000 559,622
La Paz County, AZ, Industrial Development Authority Education Facility Lease Rev. (Charter School Solutions-Harmony Public Schools Project), “A”, 5%, 2/15/2048     100,000 117,687
Maricopa County, AZ, Industrial Development Authority Education Rev. (Legacy Traditional Schools Projects), “A”, 4%, 7/01/2034     15,000 17,696
Maricopa County, AZ, Industrial Development Authority Education Rev. (Legacy Traditional Schools Projects), “A”, 5%, 7/01/2039     25,000 31,304
Maricopa County, AZ, Industrial Development Authority Education Rev. (Legacy Traditional Schools Projects), “A”, 5%, 7/01/2039 (n)     80,000 95,796
Maricopa County, AZ, Industrial Development Authority Education Rev. (Legacy Traditional Schools Projects), “A”, 5%, 7/01/2049 (n)     50,000 61,646
Maricopa County, AZ, Industrial Development Authority Education Rev. (Legacy Traditional Schools Projects), “A”, 5%, 7/01/2054     65,000 79,915
Maricopa County, AZ, Industrial Development Authority Education Rev. (Legacy Traditional Schools Projects), “A”, 5%, 7/01/2054 (n)     240,000 280,942
Phoenix, AZ, Industrial Development Authority Rev. (Guam Facilities Foundation, Inc.), 5.125%, 2/01/2034     675,000 699,237
Phoenix, AZ, Industrial Development Authority Rev. (Guam Facilities Foundation, Inc.), 5.375%, 2/01/2041     525,000 546,503
Phoenix, AZ, Industrial Development Authority, Education Facility Rev. (Basis Schools Projects), “A”, 5%, 7/01/2035 (n)     240,000 269,455
Phoenix, AZ, Industrial Development Authority, Education Facility Rev. (Basis Schools Projects), “A”, 5%, 7/01/2035 (n)     80,000 89,818
Phoenix, AZ, Industrial Development Authority, Education Facility Rev. (Basis Schools Projects), “A”, 5%, 7/01/2045 (n)     380,000 423,282
Phoenix, AZ, Industrial Development Authority, Education Facility Rev. (Basis Schools Projects), “A”, 5%, 7/01/2046 (n)     190,000 211,565
Phoenix, AZ, Industrial Development Authority, Education Facility Rev. (Great Hearts Academies Project), “A”, 5%, 7/01/2034     850,000 933,796
Phoenix, AZ, Industrial Development Authority, Education Facility Rev. (Great Hearts Academies Project), “A”, 5%, 7/01/2036     100,000 112,900
Phoenix, AZ, Industrial Development Authority, Education Facility Rev. (Great Hearts Academies Project), “A”, 5%, 7/01/2041     85,000 95,424
Phoenix, AZ, Industrial Development Authority, Education Facility Rev. (Great Hearts Academies Project), “A”, 5%, 7/01/2044     530,000 578,244
Phoenix, AZ, Industrial Development Authority, Education Facility Rev. (Great Hearts Academies Project), “A”, 5%, 7/01/2046     150,000 167,633
Phoenix, AZ, Industrial Development Authority, Education Facility Rev. (Legacy Traditional Schools Project), 6.5%, 7/01/2034 (n)     270,000 313,515
Phoenix, AZ, Industrial Development Authority, Education Facility Rev. (Legacy Traditional Schools Project), 5%, 7/01/2035 (n)     310,000 341,130
Phoenix, AZ, Industrial Development Authority, Education Facility Rev. (Legacy Traditional Schools Project), 6.75%, 7/01/2044 (n)     430,000 497,598
Phoenix, AZ, Industrial Development Authority, Education Facility Rev. (Legacy Traditional Schools Project), 5%, 7/01/2045 (n)     340,000 368,965
Phoenix, AZ, Industrial Development Authority, Student Housing Refunding Rev. (Downtown Phoenix Student Housing II LLC-Arizona State University Project), “A”, 5%, 7/01/2044     40,000 48,641
Phoenix, AZ, Industrial Development Authority, Student Housing Refunding Rev. (Downtown Phoenix Student Housing II LLC-Arizona State University Project), “A”, 5%, 7/01/2049     95,000 114,983
Phoenix, AZ, Industrial Development Authority, Student Housing Refunding Rev. (Downtown Phoenix Student Housing II LLC-Arizona State University Project), “A”, 5%, 7/01/2059     75,000 90,170
Phoenix, AZ, Industrial Development Authority, Student Housing Refunding Rev. (Downtown Phoenix Student Housing LLC-Arizona State University Project), “A”, 5%, 7/01/2042     160,000 192,324
Pima County, AZ, Industrial Development Authority Education Facility Rev. (American Leadership Academy Project), 4.75%, 6/15/2037 (n)     325,000 330,491
Pima County, AZ, Industrial Development Authority Education Facility Rev. (American Leadership Academy Project), 5%, 6/15/2047 (n)     305,000 310,222
Pima County, AZ, Industrial Development Authority Education Facility Rev. (American Leadership Academy Project), 5%, 6/15/2052 (n)     360,000 366,008
Tempe, AZ, Industrial Development Authority Rev. (Friendship Village), “A”, 6%, 12/01/2032     115,000 116,249
Tempe, AZ, Industrial Development Authority Rev. (Friendship Village), “A”, 6.25%, 12/01/2042     320,000 323,300
Tempe, AZ, Industrial Development Authority Rev. (Friendship Village), “A”, 6.25%, 12/01/2046     170,000 171,680
        $10,962,651
Arkansas - 0.8%
Arkansas Development Finance Authority, Charter School Capital Improvement Rev. (LISA Academy Project), 4%, 7/01/2028   $ 65,000 $68,012
Arkansas Development Finance Authority, Charter School Capital Improvement Rev. (LISA Academy Project), 4.5%, 7/01/2033     135,000 141,607
Arkansas Development Finance Authority, Charter School Capital Improvement Rev. (LISA Academy Project), 4.5%, 7/01/2039     15,000 15,665
Arkansas Development Finance Authority, Health Care Rev. (Baptist Health), 5%, 12/01/2047     155,000 194,704
Arkansas Development Finance Authority, Health Care Rev. (Baptist Memorial Health Care Corp.), “B-1”, 5%, 9/01/2044     385,000 482,359
Arkansas Development Finance Authority, Healthcare Facilities Rev. (Carti Surgery Center Project), “B”, 3.5%, 7/01/2046     125,000 128,646
Arkansas Development Finance Authority, Hospital Rev. (Washington Regional Medical Center), “A”, 5%, 2/01/2035     60,000 66,542
Arkansas Development Finance Authority, Hospital Rev. (Washington Regional Medical Center), “C”, 5%, 2/01/2033     85,000 94,497
2

Portfolio of Investments (unaudited) – continued
Issuer     Shares/Par Value ($)
Municipal Bonds - continued
Arkansas - continued
Pulaski County, AR, Public Facilities Board, Healthcare Rev. (Baptist Health), 5%, 12/01/2039 (Prerefunded 12/01/2024)   $ 920,000 $1,064,063
Pulaski County, AR, Public Facilities Board, Healthcare Rev. (Baptist Health), 5%, 12/01/2042     230,000 262,787
        $2,518,882
California - 10.3%
Alameda, CA, Corridor Transportation Authority Senior Lien Rev., “A”, AGM, 5%, 10/01/2028   $ 125,000 $137,860
Beverly Hills, CA, Unified School District (Election of 2008), Capital Appreciation, 0%, 8/01/2031     525,000 461,628
California Community Housing Agency, Essential Housing Rev. (Aster), “A-1”, 4%, 2/01/2056 (n)     730,000 836,035
California Community Housing Agency, Essential Housing Rev. (Fountains at Emerald Park), “A-1”, 3%, 8/01/2056 (n)     120,000 125,059
California Community Housing Agency, Essential Housing Rev. (Fountains at Emerald Park), “A-2”, 4%, 8/01/2046 (n)     100,000 111,785
California M-S-R Energy Authority Gas Rev., “A”, 7%, 11/01/2034     210,000 333,794
California Municipal Finance Authority Rev. (Community Medical Centers), “A”, 5%, 2/01/2042     170,000 205,191
California Municipal Finance Authority Rev. (NorthBay Healthcare Group), 5%, 11/01/2035     65,000 72,071
California Municipal Finance Authority Rev. (NorthBay Healthcare Group), “A”, 5.25%, 11/01/2036     170,000 201,796
California Municipal Finance Authority Rev. (NorthBay Healthcare Group), “A”, 5.25%, 11/01/2041     160,000 188,536
California Municipal Finance Authority Rev. (NorthBay Healthcare Group), “A”, 5.25%, 11/01/2047     25,000 29,271
California Municipal Finance Authority Rev. (Partnerships to Uplift Communities Project), “A”, 5%, 8/01/2032     250,000 257,023
California Municipal Finance Authority Rev. (William Jessup University), 5%, 8/01/2039     235,000 267,293
California Pollution Control Financing Authority, Solid Waste Disposal Rev. (CalPlant I Project), 8%, 7/01/2039 (a)(d)(z)     750,000 487,500
California Pollution Control Financing Authority, Solid Waste Disposal Subordinate Rev. (CalPlant I Project), 7.5%, 12/01/2039 (a)(d)(z)     980,000 298,900
California Public Finance Authority Rev. (Henry Mayo Newhall Hospital), 5%, 10/15/2033     25,000 30,006
California Public Finance Authority Rev. (Henry Mayo Newhall Hospital), 5%, 10/15/2037     55,000 65,588
California Public Finance Authority Rev. (Henry Mayo Newhall Hospital), 5%, 10/15/2047     55,000 65,019
California Public Finance Authority Senior Living Rev. (Enso Village Project), “A”, 5%, 11/15/2036 (n)     25,000 30,098
California Public Finance Authority Senior Living Rev. (Enso Village Project), “B-1”, 3.125%, 5/15/2029 (n)     150,000 153,070
California Public Finance Authority Senior Living Rev. (Enso Village Project), “B-2”, 2.375%, 11/15/2028 (n)     100,000 101,693
California Public Finance Authority Senior Living Rev. (Enso Village Project), “B-3”, 2.125%, 11/15/2027 (n)     145,000 147,101
California Public Works Board Lease Rev. (Various Capital Projects), “A”, 5%, 8/01/2035 (w)     1,085,000 1,421,463
California Public Works Board Lease Rev., Department of Corrections and Rehabilitation (Various Correctional Facilities), “A”, 5%, 9/01/2033     1,985,000 2,257,719
California School Finance Authority, School Facility Rev. (Alliance for College-Ready Public Schools Projects), “A”, 5%, 7/01/2030 (n)     70,000 80,502
California School Finance Authority, School Facility Rev. (Alliance for College-Ready Public Schools Projects), “A”, 5%, 7/01/2045 (n)     180,000 203,863
California School Finance Authority, School Facility Rev. (ICEF View Park Elementary and Middle Schools), “A”, 5.875%, 10/01/2044     190,000 211,635
California School Finance Authority, School Facility Rev. (ICEF View Park Elementary and Middle Schools), “A”, 6%, 10/01/2049     100,000 111,767
California State University Rev., “A”, 5%, 11/01/2037 (Prerefunded 11/01/2021)     1,950,000 1,973,394
California Statewide Communities Development Authority Rev. (California Baptist University), “A”, 5.125%, 11/01/2023     110,000 116,354
California Statewide Communities Development Authority Rev. (California Baptist University), “A”, 6.125%, 11/01/2033     325,000 362,719
California Statewide Communities Development Authority Rev. (California Baptist University), “A”, 5%, 11/01/2041 (n)     190,000 226,372
California Statewide Communities Development Authority Rev. (Enloe Medical Center), CALHF, 5%, 8/15/2038     350,000 413,895
California Statewide Communities Development Authority Rev. (Lancer Plaza Project), 5.125%, 11/01/2023     105,000 111,246
California Statewide Communities Development Authority Rev. (Lancer Plaza Project), 5.625%, 11/01/2033     145,000 159,368
California Statewide Communities Development Authority Rev. (Loma Linda University Medical Center), “A”, 5.25%, 12/01/2034     450,000 513,469
California Statewide Communities Development Authority Rev. (Loma Linda University Medical Center), “A”, 5.25%, 12/01/2044     855,000 970,403
California Statewide Communities Development Authority Rev. (Loma Linda University Medical Center), “A”, 5%, 12/01/2046 (n)     585,000 659,653
California Statewide Communities Development Authority Rev. (Loma Linda University Medical Center), “A”, 5.25%, 12/01/2056 (n)     450,000 509,734
California Statewide Communities Development Authority, College Housing Rev. (NCCD-Hooper Street LLC College of the Arts Project), 5.25%, 7/01/2049 (n)     175,000 191,441
California Statewide Communities Development Authority, College Housing Rev. (NCCD-Hooper Street LLC College of the Arts Project), 5.25%, 7/01/2052 (n)     115,000 125,559
California Statewide Communities Development Authority, Essential Housing Rev. (Oceanaire-Long Beach), “A-2”, 4%, 9/01/2056 (n)     330,000 367,933
California Statewide Communities Development Authority, Essential Housing Rev. (Pasadena Portfolio), “A-1”, 2.65%, 12/01/2046 (n)     650,000 676,269
3

Portfolio of Investments (unaudited) – continued
Issuer     Shares/Par Value ($)
Municipal Bonds - continued
California - continued
California Statewide Communities Development Authority, Essential Housing Rev. (Pasadena Portfolio), “A-1”, 3%, 12/01/2056 (n)   $ 515,000 $535,268
California Statewide Communities Development Authority, Essential Housing Rev. (Renaissance at City Center), “A”, 5%, 7/01/2051 (n)     179,227 211,611
California Statewide Financing Authority, Tobacco Settlement, 5.625%, 5/01/2029     221,000 221,949
Downey, CA, Unified School District (Election of 2014), “B”, 4%, 8/01/2041     3,095,000 3,655,998
Golden State, CA, Tobacco Securitization Corp., Tobacco Settlement Rev., “A”, 5%, 6/01/2030     160,000 174,178
Golden State, CA, Tobacco Securitization Corp., Tobacco Settlement Rev., “A”, 3.5%, 6/01/2036     140,000 142,573
Golden State, CA, Tobacco Securitization Corp., Tobacco Settlement Rev., “A”, 5.25%, 6/01/2047     280,000 289,900
Golden State, CA, Tobacco Securitization Corp., Tobacco Settlement Rev., “A”, AGM, 5%, 6/01/2040     305,000 354,921
Hastings Campus Housing Finance Authority Rev., “A”, 5%, 7/01/2061 (n)     915,000 1,098,318
Hastings Campus Housing Finance Authority Rev., Convertible Capital Appreciation, “B”, 0% to 7/01/2035, 6.75% to 7/01/2061 (n)     935,000 596,880
Hawthorne, CA, School District (Election of 2018), “A”, BAM, 4%, 8/01/2047     1,395,000 1,617,774
Inland Valley, CA, Development Successor Agency Tax Allocation, “A”, AGM, 5%, 9/01/2044     375,000 416,150
Jurupa, CA, Public Financing Authority, Special Tax Rev., “A”, 5%, 9/01/2042     300,000 338,461
La Verne, CA, Brethren Hillcrest Homes, COP, 5%, 5/15/2036 (Prerefunded 5/15/2022)     90,000 94,329
Los Angeles County, CA, Regional Financing Authority Rev. (Montecedro, Inc. Project), “A”, CALHF, 5%, 11/15/2034     70,000 73,742
Los Angeles County, CA, Regional Financing Authority Rev. (Montecedro, Inc. Project), “A”, CALHF, 5%, 11/15/2044     115,000 120,884
Merced, CA, Union High School District, Capital Appreciation, “A”, AGM, 0%, 8/01/2030     145,000 126,752
Morongo Band of Mission Indians California Rev., “B”, 5%, 10/01/2042 (n)     300,000 360,205
San Francisco, CA, City & County Airports Commission, International Airport Rev., “A”, 5%, 1/01/2047     400,000 491,876
San Francisco, CA, City & County Redevelopment Successor Agency, Community Facilities District No. 6 (Mission Bay South Public Improvements), Capital Appreciation, “A”, 0%, 8/01/2043     1,275,000 370,725
San Francisco, CA, City & County Redevelopment Successor Agency, Tax Allocation (Mission Bay South Redevelopment Project), “A”, 5%, 8/01/2043     50,000 56,295
State of California, 5.25%, 9/01/2030     1,560,000 1,566,320
State of California, Various Purpose General Obligation, 5.25%, 10/01/2028     660,000 665,449
State of California, Various Purpose General Obligation, 5.25%, 4/01/2035     1,285,000 1,328,086
Transbay Joint Powers Authority, CA, Senior Tax Allocation, “A”, 5%, 10/01/2049     150,000 190,196
Whittier, CA, Health Facility Rev. (PIH Health), 5%, 6/01/2044     810,000 903,591
        $32,273,506
Colorado - 4.8%
Arvada, CO, Vauxmont Metropolitan District Rev., AGM, 5%, 12/15/2030   $ 28,000 $32,579
Arvada, CO, Vauxmont Metropolitan District Rev., AGM, 5%, 12/01/2050     119,000 149,088
Colorado Educational & Cultural Facilities Authority Rev. (Classical Academy Project), 5%, 12/01/2031     130,000 145,728
Colorado Educational & Cultural Facilities Authority Rev. (Montessori Charter School Project), 5%, 7/15/2037     75,000 77,667
Colorado Educational & Cultural Facilities Authority Rev. (Peak to Peak Charter School Project), 5%, 8/15/2030     70,000 78,204
Colorado Educational & Cultural Facilities Authority Rev. (Peak to Peak Charter School Project), 5%, 8/15/2034     70,000 77,770
Colorado Educational & Cultural Facilities Authority, Charter School Refunding and Improvement Rev. (American Academy Project), 5%, 12/01/2055     1,875,000 2,319,695
Colorado Educational & Cultural Facilities Authority, Charter School Refunding and Improvement Rev. (Thomas MacLaren State Charter School Project), “A”, MORAL OBLG, 5%, 6/01/2050     370,000 467,024
Colorado Educational & Cultural Facilities Authority, Charter School Rev. (Aspen View Academy Project), 4%, 5/01/2061     85,000 94,309
Colorado Educational & Cultural Facilities Authority, Charter School Rev. (New Summit Charter Academy Project), “A”, 4%, 7/01/2061 (n)     220,000 236,391
Colorado Health Facilities Authority Rev. (American Baptist Homes), 8%, 8/01/2043     400,000 428,977
Colorado Health Facilities Authority Rev. (Christian Living Neighborhoods), 4%, 1/01/2042 (w)     170,000 189,014
Colorado Health Facilities Authority Rev. (CommonSpirit Health), “A-2”, 4%, 8/01/2044     270,000 314,982
Colorado Health Facilities Authority Rev. (Covenant Retirement Communities, Inc.), “A”, 5%, 12/01/2033 (Prerefunded 12/01/2022)     650,000 692,070
Colorado Health Facilities Authority Rev. (Evangelical Lutheran Good Samaritan Society), 5.625%, 6/01/2043 (Prerefunded 6/01/2023)     170,000 187,015
Colorado Health Facilities Authority, Hospital Rev. (AdventHealth Obligated Group), “A”, 4%, 11/15/2038     4,995,000 6,019,041
Colorado Health Facilities Authority, Hospital Rev. (AdventHealth Obligated Group), “A”, 4%, 11/15/2043     700,000 834,583
Denver, CO, Broadway Station Metropolitan District No. 2, “A”, 5.125%, 12/01/2048     500,000 546,828
Denver, CO, Convention Center Hotel Authority Rev., 5%, 12/01/2035     125,000 146,680
4

Portfolio of Investments (unaudited) – continued
Issuer     Shares/Par Value ($)
Municipal Bonds - continued
Colorado - continued
Denver, CO, Convention Center Hotel Authority Rev., 5%, 12/01/2036   $ 75,000 $87,867
Denver, CO, Convention Center Hotel Authority Rev., 5%, 12/01/2040     205,000 238,523
Denver, CO, Health & Hospital Authority Rev. (550 Acoma, Inc.), COP, 5%, 12/01/2048     155,000 188,672
Denver, CO, Health & Hospital Authority Rev., “A”, 4%, 12/01/2040     400,000 468,115
Denver, CO, Health & Hospital Authority Rev., “A”, 5.25%, 12/01/2045     175,000 190,008
Park Creek Metropolitan District, CO, Senior Limited Property Tax Supported Rev., “A”, NPFG, 5%, 12/01/2045     710,000 816,470
Tallyn's Reach, CO, Metropolitan District No. 3, 5%, 12/01/2033 (Prerefunded 12/01/2023)     101,000 111,115
        $15,138,415
Connecticut - 0.8%
Connecticut Health & Educational Facilities Authority Rev. (Griffin Hospital), “G-1”, 5%, 7/01/2050 (n)   $ 230,000 $277,876
Hartford County, CT, Metropolitan District, “C”, AGM, 5%, 11/01/2031     315,000 379,141
Mohegan Tribal Finance Authority, CT, Economic Development Bonds, 7%, 2/01/2045 (n)     1,720,000 1,828,486
        $2,485,503
Delaware - 0.5%
Delaware Economic Development Authority Rev. (Newark Charter School, Inc.), 5%, 9/01/2042   $ 180,000 $183,871
Delaware Economic Development Authority, Charter School Rev. (Aspira of Delaware Charter Operations, Inc. Project), “A”, 5%, 6/01/2036     260,000 293,037
Delaware Health Facilities Authority Rev. (Beebe Medical Center Project), 5%, 6/01/2043     355,000 432,362
Delaware Health Facilities Authority Rev. (Beebe Medical Center Project), 5%, 6/01/2048     180,000 218,004
Kent County, DE, Student Housing and Dining Facility Rev. (CHF-Dover LLC-Delaware State University Project), “A”, 5%, 7/01/2048     115,000 130,835
Kent County, DE, Student Housing and Dining Facility Rev. (CHF-Dover LLC-Delaware State University Project), “A”, 5%, 7/01/2058     140,000 158,396
Kent County, DE, Student Housing and Dining Facility Rev. (CHF-Dover, LLC-Delaware State University Project), “A”, 5%, 7/01/2053     105,000 119,127
        $1,535,632
District of Columbia - 0.3%
District of Columbia Rev. (Rocketship D.C.), “A”, 5%, 6/01/2056 (n)   $ 280,000 $318,874
Metropolitan Washington, D.C., Airport Authority, Toll Road Subordinate Lien Refunding Rev. (Dulles Metrorail and Capital Improvement Project), “B”, AGM, 4%, 10/01/2053     500,000 580,398
        $899,272
Florida - 7.0%
Arborwood Community Development District, FL, Capital Improvement Rev., “A-1”, 6.9%, 5/01/2036   $ 85,000 $87,548
Bellalago, FL, Educational Facilities Benefit District Capital Improvement Refunding Rev., 4.375%, 5/01/2030     145,000 160,443
Bellalago, FL, Educational Facilities Benefit District Capital Improvement Refunding Rev., 4.5%, 5/01/2033     70,000 77,572
Bellalago, FL, Educational Facilities Benefit District Capital Improvement Refunding Rev., 4.6%, 5/01/2034     105,000 116,514
Capital Region Community Development District, FL, Capital Improvement Rev., “A-1”, 5.125%, 5/01/2039     285,000 315,207
Collier County, FL, Industrial Development Authority, Continuing Care Community Rev. (Arlington of Naples Project), “A”, 7.75%, 5/15/2035 (a)(d)(z)     110,000 74,800
Collier County, FL, Industrial Development Authority, Continuing Care Community Rev. (Arlington of Naples Project), “A”, 8.125%, 5/15/2044 (a)(d)(z)     1,050,000 714,000
Daytona Beach, FL, Halifax Hospital Medical Center Rev., 5%, 6/01/2035     245,000 280,891
Daytona Beach, FL, Halifax Hospital Medical Center Rev., 5%, 6/01/2046     335,000 381,640
Florida Capital Trust Agency, Educational Facilities Rev. (Florida Charter Educational Foundation, Inc. Project), “A”, 5.375%, 6/15/2038 (n)     100,000 114,702
Florida Capital Trust Agency, Educational Facilities Rev. (Florida Charter Educational Foundation, Inc. Project), “A”, 5.375%, 6/15/2048 (n)     120,000 135,655
Florida Capital Trust Agency, Educational Facilities Rev. (Renaissance Charter School, Inc. Project), “A”, 5%, 6/15/2039 (n)     240,000 265,586
Florida Capital Trust Agency, Educational Facilities Rev. (Renaissance Charter School, Inc. Project), “A”, 5%, 6/15/2049 (n)     950,000 1,040,272
Florida Capital Trust Agency, Educational Facilities Rev. (Viera Charter Schools, Inc. Project), “A”, 5%, 10/15/2047 (n)     110,000 123,748
Florida Capital Trust Agency, Educational Facilities Rev. (Viera Charter Schools, Inc. Project), “A”, 5%, 10/15/2052 (n)     100,000 112,196
Florida Development Finance Corp. Educational Facilities Rev. (Florida Charter Educational Foundation, Inc. Project), “A”, 6.25%, 6/15/2036 (n)     110,000 130,172
5

Portfolio of Investments (unaudited) – continued
Issuer     Shares/Par Value ($)
Municipal Bonds - continued
Florida - continued
Florida Development Finance Corp. Educational Facilities Rev. (Florida Charter Educational Foundation, Inc. Project), “A”, 6.375%, 6/15/2046 (n)   $ 185,000 $216,909
Florida Development Finance Corp. Educational Facilities Rev. (Renaissance Charter School), “A”, 6%, 6/15/2032 (n)     295,000 304,588
Florida Development Finance Corp. Educational Facilities Rev. (Renaissance Charter School), “A”, 6.125%, 6/15/2043 (n)     615,000 632,897
Florida Development Finance Corp. Educational Facilities Rev. (Renaissance Charter School), “C”, 5%, 9/15/2050 (n)     135,000 151,344
Florida Development Finance Corp. Educational Facilities Rev. (River City Science Academy Projects), “A”, 4%, 7/01/2055     65,000 70,309
Florida Development Finance Corp. Educational Facilities Rev. (Southwest Charter Foundation, Inc. Project), “A”, 6%, 6/15/2037 (n)     135,000 148,395
Florida Development Finance Corp. Educational Facilities Rev. (Southwest Charter Foundation, Inc. Project), “A”, 6.125%, 6/15/2047 (n)     350,000 381,086
Florida Development Finance Corp. Senior Living Rev. (Glenridge on Palmer Ranch Project), 5%, 6/01/2051 (n)     520,000 602,823
Florida Development Finance Corp., Senior Living Rev. (Mayflower Retirement Community Project), “A”, 4%, 6/01/2055 (n)(w)     465,000 522,460
Florida Higher Educational Facilities Financing Authority Rev. (Jacksonville University Project), “A”, 4.5%, 6/01/2033 (n)     170,000 203,380
Florida Higher Educational Facilities Financing Authority Rev. (Jacksonville University Project), “A”, 4.75%, 6/01/2038 (n)     150,000 179,585
Florida Higher Educational Facilities Financing Authority Rev. (Jacksonville University Project), “A”, 5%, 6/01/2048 (n)     280,000 333,747
Jacksonville, FL, Educational Facilities Rev. (Jacksonville University Project), “B”, 5%, 6/01/2053 (n)     185,000 219,861
Jacksonville, FL, Electric Authority Systems Rev., “B”, 5%, 10/01/2032     315,000 391,828
Lakewood Ranch Stewardship District, FL, Special Assessment Rev. (Lakewood National and Polo Run Projects), 5.375%, 5/01/2047     270,000 304,839
Legends Bay Community Development District, FL, “A”, 5.875%, 5/01/2038     325,000 325,519
Marshall Creek, FL, Community Development District Rev. (St. John's County), “A”, 5%, 5/01/2032     180,000 192,540
Martin County, FL, Health Facilities Authority Hospital Rev. (Cleveland Clinic Health System), “A”, 4%, 1/01/2046     435,000 509,049
Miami-Dade County, FL, Aviation Rev., “A”, 4%, 10/01/2040     700,000 841,320
Miami-Dade County, FL, Industrial Development Authority Rev. (Pinecrest Academy Project), 5.25%, 9/15/2044     540,000 599,208
Mid-Bay Bridge Authority Rev., FL, Springing Lien, “A”, 7.25%, 10/01/2040 (Prerefunded 10/01/2021)     1,580,000 1,598,271
Midtown Miami, FL, Community Development District Special Assessment (Infrastructure Project), “B”, 5%, 5/01/2029     200,000 209,948
Midtown Miami, FL, Community Development District Special Assessment (Infrastructure Project), “B”, 5%, 5/01/2037     115,000 119,800
Midtown Miami, FL, Community Development District Special Assessment (Parking Garage Project), “A”, 5%, 5/01/2037     100,000 104,174
Naturewalk Community Development District, FL, Capital Improvement Rev., “B”, 5.3%, 5/01/2016 (a)(d)     445,000 160,200
North Broward, FL, Hospital District Rev. (Broward Health), “B”, 5%, 1/01/2042     745,000 881,484
Orlando, FL, Senior Tourist Development Tax Refunding Rev. (6th Cent Contract Payments), “A”, AGM, 5%, 11/01/2034     45,000 56,013
Osceola County, FL, Transportation Improvement and Refunding Rev. (Osceola Parkway), “A-1”, 5%, 10/01/2049     165,000 207,342
Osceola County, FL, Transportation Improvement and Refunding Rev. (Osceola Parkway), Capital Appreciation, “A-2”, 0%, 10/01/2037     305,000 195,723
Osceola County, FL, Transportation Improvement and Refunding Rev. (Osceola Parkway), Capital Appreciation, “A-2”, 0%, 10/01/2042     495,000 258,813
OTC Community Development District, FL, Special Assessment, “A”, 5.3%, 5/01/2038     690,000 690,799
Palm Beach County, FL, Health Facilities Authority Rev. (Sinai Residences of Boca Raton Project), 7.5%, 6/01/2049     275,000 292,612
Pasco County, FL, Bexley Community Development District, Special Assessment Rev., 4.7%, 5/01/2036     180,000 195,072
Pasco County, FL, Bexley Community Development District, Special Assessment Rev., 4.875%, 5/01/2047     335,000 362,724
Pasco County, FL, Del Webb Bexley Community Development District, Special Assessment Rev., 5.4%, 5/01/2049     190,000 223,245
Pasco County, FL, Estancia at Wiregrass Community Development District, Capital Improvement, 7%, 11/01/2045     265,000 319,293
Pasco County, FL, Estancia at Wiregrass Community Development District, Capital Improvement, 5.375%, 11/01/2046     95,000 103,925
Sarasota County, FL, Health Facility Authority Retirement Facility Improvement Rev. (Village on the Isle Project), “A”, 5%, 1/01/2047     110,000 119,393
Sarasota County, FL, Health Facility Authority Retirement Facility Improvement Rev. (Village on the Isle Project), “A”, 5%, 1/01/2052     200,000 216,830
Seminole County, FL, Industrial Development Authority, Educational Facilities Rev. (Galileo Schools for Gifted Learning Project), “A”, 4%, 6/15/2051 (n)     125,000 140,488
St. John's County, FL, Industrial Development Authority, Senior Living Rev. (Vicars Landing Project), “A”, 4%, 12/15/2050     110,000 122,332
Sterling Hill Community Development District, FL, Special Assessment, 5.5%, 11/01/2010 (d)     152,041 91,224
Sumter County, FL, Industrial Development Authority Hospital Rev. (Central Florida Health Alliance Projects), “A”, 5%, 7/01/2026     35,000 38,642
Sumter County, FL, Industrial Development Authority Hospital Rev. (Central Florida Health Alliance Projects), “A”, 5%, 7/01/2029     35,000 38,306
Sumter County, FL, Industrial Development Authority Hospital Rev. (Central Florida Health Alliance Projects), “A”, 5.125%, 7/01/2034     70,000 76,468
Sumter County, FL, Industrial Development Authority Hospital Rev. (Central Florida Health Alliance Projects), “A”, 5.25%, 7/01/2044     215,000 235,501
Tallahassee, FL, Health Facilities Rev. (Tallahassee Memorial Healthcare, Inc.), “A”, 5%, 12/01/2040     295,000 334,918
6

Portfolio of Investments (unaudited) – continued
Issuer     Shares/Par Value ($)
Municipal Bonds - continued
Florida - continued
Tallahassee, FL, Health Facilities Rev. (Tallahassee Memorial Healthcare, Inc.), “A”, 5%, 12/01/2044   $ 230,000 $260,042
Tampa, FL (University of Tampa Project), 5%, 4/01/2040     150,000 171,692
Tampa, FL, Capital Improvement Cigarette Tax Allocation (H. Lee Moffitt Cancer Center Project), Capital Appreciation, “A”, 0%, 9/01/2045     2,720,000 1,195,402
Tampa, FL, Hospital Rev. (H. Lee Moffitt Cancer Center Project), “B”, 5%, 7/01/2050     500,000 630,850
Trout Creek Community Development District, FL, Capital Improvement Rev., 5.5%, 5/01/2035     330,000 357,536
Trout Creek Community Development District, FL, Capital Improvement Rev., 5.625%, 5/01/2045     595,000 642,666
        $21,914,361
Georgia - 3.9%
Atlanta, GA, Geo. L. Smith II World Congress Center Authority Convention Center Hotel Rev., “A”, 4%, 1/01/2054   $ 375,000 $437,068
Atlanta, GA, Geo. L. Smith II World Congress Center Authority Convention Center Hotel Rev., “B”, 3.625%, 1/01/2031 (n)     105,000 119,510
Atlanta, GA, Geo. L. Smith II World Congress Center Authority Convention Center Hotel Rev., “B”, 5%, 1/01/2036 (n)     100,000 123,539
Atlanta, GA, Geo. L. Smith II World Congress Center Authority Convention Center Hotel Rev., “B”, 5%, 1/01/2054 (n)     450,000 542,705
Brookhaven, GA, Development Authority Rev. (Children's Healthcare of Atlanta, Inc.), “A”, 4%, 7/01/2044     415,000 490,518
Brookhaven, GA, Development Authority Rev. (Children's Healthcare of Atlanta, Inc.), “A”, 4%, 7/01/2049     620,000 728,413
Cobb County, GA, Development Authority, Student Housing Rev. (Kennesaw State University Real Estate Foundations), “C”, 5%, 7/15/2030     85,000 96,473
Cobb County, GA, Development Authority, Student Housing Rev. (Kennesaw State University Real Estate Foundations), “C”, 5%, 7/15/2033     150,000 169,077
Cobb County, GA, Development Authority, Student Housing Rev. (Kennesaw State University Real Estate Foundations), “C”, 5%, 7/15/2038     160,000 178,982
Cobb County, GA, Kennestone Hospital Authority Rev. (WellStar Health System, Inc. Project), “B”, 4%, 4/01/2039     115,000 137,808
Cobb County, GA, Kennestone Hospital Authority Rev. (WellStar Health System, Inc. Project), “B”, 5%, 4/01/2040     10,000 12,908
DeKalb County, GA, Water & Sewer Rev., “A”, 5.25%, 10/01/2028     1,100,000 1,108,992
DeKalb County, GA, Water & Sewer Rev., “A”, 5.25%, 10/01/2029     270,000 272,207
DeKalb County, GA, Water & Sewer Rev., “A”, 5.25%, 10/01/2030     910,000 917,438
DeKalb County, GA, Water & Sewer Rev., “A”, 5.25%, 10/01/2041     1,965,000 1,980,997
Fulton County, GA, Development Authority Hospital Rev. (WellStar Health System, Inc. Project), “A”, 4%, 4/01/2050     360,000 422,396
Georgia Main Street Natural Gas, Inc., Gas Project Rev., “A”, 5.5%, 9/15/2026     285,000 351,206
Georgia Main Street Natural Gas, Inc., Gas Project Rev., “A”, 5%, 5/15/2043     210,000 259,100
Georgia Municipal Electric Authority (Plant Vogtle Units 3 & 4 Project), “A”, 5%, 1/01/2056     190,000 234,814
Georgia Municipal Electric Authority (Plant Vogtle Units 3 & 4 Project), “A”, 5%, 1/01/2063     190,000 234,111
Georgia Municipal Electric Authority (Project One), “A”, 5%, 1/01/2044     690,000 852,397
Private Colleges & Universities, GA, Authority Rev. (Emory University), “B”, 4%, 9/01/2038     500,000 613,659
Private Colleges & Universities, GA, Authority Rev. (Emory University), “B”, 4%, 9/01/2039     400,000 489,719
Private Colleges & Universities, GA, Authority Rev. (Emory University), “B”, 4%, 9/01/2040     400,000 488,758
Private Colleges & Universities, GA, Authority Rev. (Emory University), “B”, 4%, 9/01/2041     795,000 968,936
        $12,231,731
Guam - 0.2%
Guam International Airport Authority Rev. (A.B. Won Pat Airport), “A”, 4.46%, 10/01/2043 (w)   $ 120,000 $125,579
Guam Waterworks Authority Rev. (Water and Wastewater System), “A”, 5%, 1/01/2050     490,000 605,960
        $731,539
Hawaii - 0.2%
Hawaii Department of Budget & Finance, Special Purpose Rev. (Chaminade University), 5%, 1/01/2030 (n)   $ 220,000 $235,784
Hawaii Department of Budget & Finance, Special Purpose Rev. (Chaminade University), 5%, 1/01/2035 (n)     125,000 132,712
Hawaii Department of Budget & Finance, Special Purpose Rev. (Chaminade University), 5%, 1/01/2045 (n)     125,000 131,130
Hawaii Harbor System Rev., “A”, 4%, 7/01/2036     95,000 114,345
State of Hawaii, “DZ”, 5%, 12/01/2031 (Prerefunded 12/01/2021)     130,000 132,113
        $746,084
7

Portfolio of Investments (unaudited) – continued
Issuer     Shares/Par Value ($)
Municipal Bonds - continued
Idaho - 0.2%
Idaho Health Facilities Authority Rev. (Madison Memorial Hospital Project), 5%, 9/01/2037   $ 80,000 $92,441
Idaho Health Facilities Authority Rev. (St. Luke's Health System Project), “A”, 4%, 3/01/2038     360,000 417,520
Idaho Housing and Finance Association Nonprofit Facilities Rev. (Compass Public Charter School, Inc. Project), “A”, 6%, 7/01/2049 (n)     105,000 128,190
        $638,151
Illinois - 15.4%
Bridgeview, IL, Stadium and Redevelopment Projects, AAC, 5.14%, 12/01/2036   $ 1,030,000 $1,107,049
Chicago, IL, Board of Education, 5%, 12/01/2042     250,000 262,167
Chicago, IL, Board of Education (School Reform), “A”, NPFG, 5.25%, 12/01/2023     975,000 1,048,596
Chicago, IL, Board of Education (School Reform), Capital Appreciation, “A”, NPFG, 0%, 12/01/2028     530,000 475,354
Chicago, IL, Board of Education (School Reform), Capital Appreciation, “A”, NPFG, 0%, 12/01/2029     460,000 401,144
Chicago, IL, Board of Education (School Reform), Capital Appreciation, “A”, NPFG, 0%, 12/01/2030     190,000 160,886
Chicago, IL, Board of Education, Dedicated Capital Improvement Tax Bond, 5%, 4/01/2036     100,000 120,073
Chicago, IL, Board of Education, Dedicated Capital Improvement Tax Bond, 5%, 4/01/2037     100,000 119,862
Chicago, IL, Board of Education, Dedicated Capital Improvement Tax Bond, 5%, 4/01/2046     260,000 308,411
Chicago, IL, Board of Education, Dedicated Capital Improvement Tax Bond, 6%, 4/01/2046     1,915,000 2,377,265
Chicago, IL, Board of Education, Unlimited Tax General Obligation Dedicated Rev., “A”, AAC, 5.5%, 12/01/2025     245,000 291,979
Chicago, IL, Board of Education, Unlimited Tax General Obligation Dedicated Rev., “A”, AAC, 5.5%, 12/01/2026     95,000 116,608
Chicago, IL, Board of Education, Unlimited Tax General Obligation Dedicated Rev., “A”, AAC, 5.5%, 12/01/2027     245,000 308,917
Chicago, IL, Board of Education, Unlimited Tax General Obligation Dedicated Rev., “A”, AAC, 5.5%, 12/01/2028     115,000 148,462
Chicago, IL, Board of Education, Unlimited Tax General Obligation Dedicated Rev., “A”, AAC, 5.5%, 12/01/2029     75,000 98,534
Chicago, IL, Board of Education, Unlimited Tax General Obligation Dedicated Rev., “A”, AAC, 5.5%, 12/01/2030     60,000 80,378
Chicago, IL, Board of Education, Unlimited Tax General Obligation Dedicated Rev., “A”, AAC, 5.5%, 12/01/2031     155,000 211,718
Chicago, IL, Board of Education, Unlimited Tax General Obligation Dedicated Rev., “C”, AGM, 5%, 12/01/2030     330,000 413,211
Chicago, IL, Board of Education, Unlimited Tax General Obligation Dedicated Rev., “C”, AGM, 5%, 12/01/2031     635,000 789,932
Chicago, IL, Board of Education, Unlimited Tax General Obligation Dedicated Rev., “C”, AGM, 5%, 12/01/2032     545,000 674,067
Chicago, IL, Board of Education, Unlimited Tax General Obligation Refunding Dedicated Rev., “A”, 7%, 12/01/2046 (n)     680,000 904,566
Chicago, IL, Board of Education, Unlimited Tax General Obligation Refunding Dedicated Rev., “A”, AGM, 5%, 12/01/2029     110,000 140,204
Chicago, IL, Board of Education, Unlimited Tax General Obligation Refunding Dedicated Rev., “A”, AGM, 5%, 12/01/2033     105,000 131,905
Chicago, IL, Board of Education, Unlimited Tax General Obligation Refunding Dedicated Rev., “A”, AGM, 5%, 12/01/2034     110,000 137,877
Chicago, IL, Board of Education, Unlimited Tax General Obligation Refunding Dedicated Rev., “A”, AGM, 5%, 12/01/2035     110,000 137,649
Chicago, IL, Board of Education, Unlimited Tax General Obligation Refunding Dedicated Rev., “G”, 5%, 12/01/2034     485,000 593,991
Chicago, IL, Board of Education, Unlimited Tax General Obligation Refunding Dedicated Rev., “H”, 5%, 12/01/2036     745,000 908,798
Chicago, IL, Board of Education, Unlimited Tax General Obligation Refunding Dedicated Rev., “H”, 5%, 12/01/2046     480,000 578,488
Chicago, IL, General Obligation, “A”, 5%, 1/01/2025     70,000 80,254
Chicago, IL, General Obligation, “A”, 5%, 1/01/2026     335,000 396,248
Chicago, IL, General Obligation, “A”, 5%, 1/01/2027     235,000 285,941
Chicago, IL, General Obligation, “A”, 5%, 1/01/2028     55,000 68,640
Chicago, IL, General Obligation, “A”, 5.25%, 1/01/2028     65,000 71,884
Chicago, IL, General Obligation, “A”, 5%, 1/01/2029     620,000 791,228
Chicago, IL, General Obligation, “A”, 5%, 1/01/2031     75,000 96,679
Chicago, IL, General Obligation, “A”, 5%, 1/01/2036     205,000 222,904
Chicago, IL, General Obligation, “A”, 5%, 1/01/2039     205,000 253,973
Chicago, IL, General Obligation, “A”, 5%, 1/01/2040     40,000 49,540
Chicago, IL, General Obligation, “A”, 5%, 1/01/2044     760,000 938,103
Chicago, IL, General Obligation, “A”, 5.5%, 1/01/2049     790,000 996,927
Chicago, IL, General Obligation, “D”, 5.5%, 1/01/2033     170,000 195,089
Chicago, IL, Greater Chicago Metropolitan Water Reclamation District, “C”, 5%, 12/01/2030     1,260,000 1,280,381
Chicago, IL, O’Hare International Airport Rev., Special Facilities, 5%, 7/01/2033     50,000 61,810
Chicago, IL, O’Hare International Airport Rev., Special Facilities, 5%, 7/01/2038     160,000 193,212
Chicago, IL, O’Hare International Airport Rev., Special Facilities, 5%, 7/01/2048     490,000 588,655
Chicago, IL, O'Hare International Airport Rev., Customer Facility Charge, AGM, 5.25%, 1/01/2032     135,000 144,375
Chicago, IL, O'Hare International Airport Rev., Customer Facility Charge, AGM, 5.25%, 1/01/2033     70,000 74,810
Chicago, IL, O'Hare International Airport Rev., Customer Facility Charge, AGM, 5.5%, 1/01/2043     270,000 289,103
Chicago, IL, O'Hare International Airport Rev., Senior Lien, “A”, 5%, 1/01/2048     395,000 486,961
8

Portfolio of Investments (unaudited) – continued
Issuer     Shares/Par Value ($)
Municipal Bonds - continued
Illinois - continued
Chicago, IL, O'Hare International Airport Rev., Senior Lien, “A”, 5%, 1/01/2053   $ 220,000 $270,239
Chicago, IL, Transit Authority Sales Tax Receipts Rev., 5.25%, 12/01/2029 (Prerefunded 12/01/2021)     275,000 279,695
Chicago, IL, Transit Authority Sales Tax Receipts Rev., 5.25%, 12/01/2030 (Prerefunded 12/01/2021)     550,000 559,391
Chicago, IL, Transit Authority Sales Tax Receipts Rev., 5.25%, 12/01/2031 (Prerefunded 12/01/2021)     105,000 106,793
Chicago, IL, Transit Authority Second Lien Sales Tax Rev., “A”, 5%, 12/01/2045     750,000 943,595
Cook County, IL, Community College District No. 508 (City Colleges), BAM, 5%, 12/01/2047     905,000 1,067,398
Cook County, IL, General Obligation Refunding, 5%, 11/15/2034     75,000 90,211
Cook County, IL, General Obligation Refunding, 5%, 11/15/2035     285,000 342,547
Cook County, IL, Sales Tax Rev., “A”, 4%, 11/15/2041     735,000 883,632
Du Page County, IL, Special Service Area No. 31 Special Tax (Monarch Landing Project), 5.625%, 3/01/2036     254,000 254,353
Illinois Finance Authority Rev. (Christian Homes, Inc.), 6.125%, 5/15/2027     510,000 511,780
Illinois Finance Authority Rev. (Edward-Elmhurst Healthcare), “A”, 5%, 1/01/2034     250,000 300,451
Illinois Finance Authority Rev. (Edward-Elmhurst Healthcare), “A”, 5%, 1/01/2035     250,000 299,962
Illinois Finance Authority Rev. (Franciscan Communities), “A”, 4.75%, 5/15/2033 (Prerefunded 5/15/2023)     50,000 54,010
Illinois Finance Authority Rev. (Franciscan Communities), “A”, 4.75%, 5/15/2033     345,000 362,089
Illinois Finance Authority Rev. (Franciscan Communities), “A”, 5.125%, 5/15/2043 (Prerefunded 5/15/2023)     60,000 65,212
Illinois Finance Authority Rev. (Franciscan Communities), “A”, 5.125%, 5/15/2043     425,000 446,532
Illinois Finance Authority Rev. (Presence Health Network), 4%, 2/15/2041 (Prerefunded 2/15/2027)     5,000 5,897
Illinois Finance Authority Rev. (Presence Health Network), “C”, 5%, 2/15/2036     295,000 359,697
Illinois Finance Authority Rev. (Presence Health Network), “C”, 4%, 2/15/2041 (Prerefunded 2/15/2027)     45,000 53,073
Illinois Finance Authority Rev. (Presence Health Network), “C”, 4%, 2/15/2041     980,000 1,119,571
Illinois Finance Authority Rev. (Presence Health Network), “C”, 5%, 2/15/2041     615,000 746,277
Illinois Finance Authority Rev. (Rehabilitation Institute of Chicago), “A”, 6%, 7/01/2043     360,000 389,331
Illinois Finance Authority Rev. (Rosalind Franklin University), “A”, 5%, 8/01/2042     70,000 82,865
Illinois Finance Authority Rev. (Rosalind Franklin University), “A”, 5%, 8/01/2047     145,000 170,629
Illinois Finance Authority Rev. (Rosalind Franklin University, Research Building Project), “C”, 5%, 8/01/2046     120,000 141,289
Illinois Finance Authority Rev. (Rosalind Franklin University, Research Building Project), “C”, 5%, 8/01/2049     110,000 129,339
Illinois Finance Authority Rev. (Silver Cross Hospital & Medical Centers), “C”, 5%, 8/15/2035     800,000 932,970
Illinois Finance Authority Rev. (Southern Illinois Healthcare Enterprises, Inc.), “C”, 5%, 3/01/2034     10,000 12,002
Illinois Finance Authority Rev. (University of Chicago), “A”, 5%, 10/01/2034     700,000 1,017,475
Illinois Finance Authority Rev. (University of Chicago), “A”, 5%, 10/01/2035     405,000 599,210
Illinois Finance Authority, Health Services Facility Lease Rev. (Provident Group - UIC Surgery Center LLC - University of Illinois Health Services Facility Project), 4%, 10/01/2050     655,000 761,944
Illinois Finance Authority, Student Housing and Academic Facility Rev. (CHF-Chicago LLC-University of Illinois at Chicago Project), “A”, 5%, 2/15/2037     45,000 52,860
Illinois Finance Authority, Student Housing and Academic Facility Rev. (CHF-Chicago LLC-University of Illinois at Chicago Project), “A”, 5%, 2/15/2047     90,000 104,496
Illinois Finance Authority, Student Housing and Academic Facility Rev. (CHF-Chicago LLC-University of Illinois at Chicago Project), “A”, 5%, 2/15/2050     45,000 52,165
Illinois Finance Authority, Student Housing Rev. (Northern Illinois University Project), 6.625%, 10/01/2031     1,215,000 1,227,625
Illinois Sales Tax Securitization Corp., “A”, 5%, 1/01/2030     10,000 12,506
Illinois Sales Tax Securitization Corp., Second Lien, “A”, 5%, 1/01/2026     155,000 184,838
Illinois Sales Tax Securitization Corp., Second Lien, “A”, 5%, 1/01/2027     345,000 423,997
Illinois Sales Tax Securitization Corp., Second Lien, “A”, 5%, 1/01/2028     310,000 391,320
Illinois Sales Tax Securitization Corp., Second Lien, “A”, 5%, 1/01/2029     65,000 84,011
Illinois Sales Tax Securitization Corp., Second Lien, “A”, 5%, 1/01/2030     155,000 204,609
Illinois Sales Tax Securitization Corp., Second Lien, “A”, 5%, 1/01/2036     140,000 180,307
Illinois Sales Tax Securitization Corp., Second Lien, “A”, 5%, 1/01/2037     195,000 251,362
Illinois Sales Tax Securitization Corp., Second Lien, “A”, 4%, 1/01/2038     85,000 101,341
Illinois Sales Tax Securitization Corp., Second Lien, “A”, 4%, 1/01/2039     60,000 71,370
Illinois Sales Tax Securitization Corp., Second Lien, “A”, 4%, 1/01/2040     90,000 107,327
Metropolitan Pier & Exposition Authority Refunding Bonds (McCormick Place Expansion Project), Capital Appreciation, “B”, BAM, 0%, 12/15/2054     1,520,000 670,842
Metropolitan Pier & Exposition Authority Refunding Bonds (McCormick Place Expansion Project), Capital Appreciation, “B-1”, AGM, 0%, 6/15/2047     2,565,000 1,384,041
Romeoville, IL, Rev. (Lewis University Project), “A”, 5%, 10/01/2042     235,000 259,445
Romeoville, IL, Rev. (Lewis University Project), “B”, 5%, 10/01/2039     135,000 149,606
9

Portfolio of Investments (unaudited) – continued
Issuer     Shares/Par Value ($)
Municipal Bonds - continued
Illinois - continued
Romeoville, IL, Rev. (Lewis University Project), “B”, 4.125%, 10/01/2041   $ 100,000 $106,725
Romeoville, IL, Rev. (Lewis University Project), “B”, 4.125%, 10/01/2046     110,000 116,853
State of Illinois, 4.125%, 11/01/2031     180,000 204,999
State of Illinois, 4.5%, 11/01/2039     255,000 291,319
State of Illinois, 5%, 11/01/2040     755,000 882,767
State of Illinois, AGM, 5%, 2/01/2027     230,000 255,795
State of Illinois, NPFG, 6%, 11/01/2026     635,000 767,624
State of Illinois, “A”, 5%, 11/01/2027     925,000 1,149,304
State of Illinois, “A”, 5%, 12/01/2024     55,000 63,197
State of Illinois, “A”, 5%, 12/01/2038     90,000 108,528
State of Illinois, General Obligation, “A”, 5%, 3/01/2046     1,365,000 1,733,367
University of Illinois, Auxiliary Facilities System Rev., “A”, BAM, 4%, 4/01/2047     985,000 1,161,561
Upper Illinois River Valley Development Authority Rev. (Morris Hospital), 5%, 12/01/2043     720,000 828,854
Upper Illinois River Valley Development Authority Rev. (Morris Hospital), 5%, 12/01/2048     715,000 818,554
        $48,377,782
Indiana - 1.9%
Indiana Finance Authority Rev. (BHI Senior Living), “A”, 6%, 11/15/2041   $ 535,000 $606,576
Indiana Finance Authority Rev. (Marquette Project), 4.75%, 3/01/2032 (Prerefunded 3/01/2022)     740,000 759,651
Indiana Finance Authority Rev. (Marquette Project), 5%, 3/01/2039 (Prerefunded 3/01/2022)     185,000 190,180
Indiana Finance Authority Rev. (Marquette Project), “A”, 5%, 3/01/2030     70,000 78,685
Indiana Finance Authority Rev. (Marquette Project), “A”, 5%, 3/01/2039     180,000 199,936
Indiana Finance Authority Rev. (Ohio River Bridges East End Crossing Project), “A”, 5%, 7/01/2035     300,000 325,419
Indiana Finance Authority Rev. (Ohio River Bridges East End Crossing Project), “A”, 5%, 7/01/2040     820,000 888,950
Indiana Finance Authority, Educational Facilities Rev. (Valparaiso University Project), 4%, 10/01/2034     200,000 235,776
Indiana Finance Authority, Educational Facilities Rev. (Valparaiso University Project), 4%, 10/01/2035     260,000 306,149
Indiana Finance Authority, Educational Facilities Tax-Exempt Rev. (Marian University Project), 5%, 9/15/2039     130,000 159,252
Indiana Finance Authority, Educational Facilities Tax-Exempt Rev. (Marian University Project), 4%, 9/15/2044     35,000 39,362
Indiana Finance Authority, Educational Facilities Tax-Exempt Rev. (Marian University Project), 4%, 9/15/2049     35,000 39,177
Indiana Finance Authority, Health Facilities Rev. (Baptist Healthcare System Obligated Group), 5%, 8/15/2051     670,000 808,370
Knox County, IN, Economic Development Rev. (Good Samaritan Hospital), “A”, 5%, 4/01/2042     170,000 174,208
Lake County, IN, Hammond Multi-School Building Corp., 5%, 7/15/2032     55,000 68,748
Lake County, IN, Hammond Multi-School Building Corp., 5%, 7/15/2033     40,000 49,818
Lake County, IN, Hammond Multi-School Building Corp., 5%, 7/15/2035     50,000 61,869
Lake County, IN, Hammond Multi-School Building Corp., 5%, 7/15/2038     155,000 190,340
Valparaiso, IN, Exempt Facilities Rev. (Pratt Paper LLC Project), 6.75%, 1/01/2034     615,000 695,555
        $5,878,021
Iowa - 0.5%
Iowa Finance Authority Senior Housing Rev. (Northcrest, Inc. Project), “A”, 5%, 3/01/2033   $ 90,000 $98,928
Iowa Finance Authority Senior Housing Rev. (Northcrest, Inc. Project), “A”, 5%, 3/01/2038     75,000 82,140
Iowa Finance Authority Senior Housing Rev. (Northcrest, Inc. Project), “A”, 5%, 3/01/2048     130,000 141,548
Iowa Student Loan Liquidity Corp. Rev., “B”, 3.5%, 12/01/2044     565,000 590,726
Iowa Tobacco Settlement Authority Asset-Backed, Senior Capital Appreciation, “B-2”, 0%, 6/01/2065     2,980,000 565,326
        $1,478,668
Kansas - 1.3%
Coffeyville, KS, Electric Utility System Rev., “B”, NPFG, 5%, 6/01/2038 (Prerefunded 6/01/2025) (n)   $ 400,000 $465,672
Coffeyville, KS, Electric Utility System Rev., “B”, NPFG, 5%, 6/01/2042 (Prerefunded 6/01/2025) (n)     200,000 232,836
Hutchinson, KS, Hospital Facilities Rev. (Hutchinson Regional Medical Center, Inc.), 5%, 12/01/2036     165,000 192,207
Hutchinson, KS, Hospital Facilities Rev. (Hutchinson Regional Medical Center, Inc.), 5%, 12/01/2041     75,000 86,716
Lenexa, KS, Health Care Facility Rev. (Lakeview Village, Inc.), “A”, 5%, 5/15/2030     85,000 97,592
Lenexa, KS, Health Care Facility Rev. (Lakeview Village, Inc.), “A”, 5%, 5/15/2032     75,000 85,691
Lenexa, KS, Health Care Facility Rev. (Lakeview Village, Inc.), “A”, 5%, 5/15/2039     100,000 113,027
Manhattan, KS, Health Care Facilities Rev. (Meadowlark Hills), “A”, 4%, 6/01/2046     120,000 135,653
Wichita, KS, Health Care Facilities Rev. (Presbyterian Manors, Inc.), “A”, 6.375%, 5/15/2043     465,000 493,864
10

Portfolio of Investments (unaudited) – continued
Issuer     Shares/Par Value ($)
Municipal Bonds - continued
Kansas - continued
Wichita, KS, Health Care Facilities Rev. (Presbyterian Manors, Inc.), “I”, 5%, 5/15/2038   $ 115,000 $125,679
Wichita, KS, Health Care Facilities Rev. (Presbyterian Manors, Inc.), “I”, 5%, 5/15/2047     180,000 194,820
Wichita, KS, Sales Tax Special Obligations Rev. (K-96 Greenwich Star Bond Project), 4.2%, 9/01/2027     265,000 270,925
Wyandotte County/Kansas City, KS, Community College Auxiliary Enterprise System Rev., 4%, 9/01/2047     600,000 697,028
Wyandotte County/Kansas City, KS, Community College Auxiliary Enterprise System Rev., 4%, 9/01/2052     400,000 462,639
Wyandotte County/Kansas City, KS, Unified Government Community Improvement District Sales Tax Rev. (Legends Apartments Garage & West Lawn Project), 4.5%, 6/01/2040     115,000 121,399
Wyandotte County/Kansas City, KS, Unified Government Utility System Improvement Rev., “A”, 5%, 9/01/2044     360,000 406,378
        $4,182,126
Kentucky - 2.1%
Commonwealth of Kentucky State Property & Buildings Commission Rev. (Project No. 119), BAM, 5%, 5/01/2032   $ 75,000 $94,287
Commonwealth of Kentucky State Property & Buildings Commission Rev. (Project No. 119), BAM, 5%, 5/01/2033     75,000 94,048
Commonwealth of Kentucky State Property & Buildings Commission Rev. (Project No. 119), BAM, 5%, 5/01/2034     80,000 100,065
Kentucky Economic Development Finance Authority Healthcare Facilities Rev. (Baptist Life Communities Project), “A”, 6.25%, 11/15/2046     555,000 591,581
Kentucky Economic Development Finance Authority Healthcare Facilities Rev. (Baptist Life Communities Project), “A”, 6.375%, 11/15/2051     535,000 573,349
Kentucky Economic Development Finance Authority Healthcare Facilities Rev. (Masonic Homes of Kentucky, Inc.), 5.375%, 11/15/2042     430,000 436,488
Kentucky Economic Development Finance Authority Healthcare Facilities Rev. (Masonic Homes of Kentucky, Inc.), 5.5%, 11/15/2045     200,000 203,101
Kentucky Economic Development Finance Authority Hospital Rev. (Baptist Healthcare System), “B”, 5%, 8/15/2037     55,000 66,940
Kentucky Economic Development Finance Authority Hospital Rev. (Baptist Healthcare System), “B”, 5%, 8/15/2041     495,000 598,316
Kentucky Economic Development Finance Authority Hospital Rev. (Baptist Healthcare System), “B”, 5%, 8/15/2046     320,000 386,863
Kentucky Economic Development Finance Authority Hospital Rev. (Owensboro Health, Inc.), “A”, 5%, 6/01/2037     250,000 295,239
Kentucky Economic Development Finance Authority Hospital Rev. (Owensboro Health, Inc.), “A”, 5%, 6/01/2041     165,000 194,661
Kentucky Economic Development Finance Authority Hospital Rev. (Owensboro Health, Inc.), “A”, 5.25%, 6/01/2041     125,000 149,578
Kentucky Economic Development Finance Authority Hospital Rev. (Owensboro Health, Inc.), “A”, 5%, 6/01/2045     205,000 239,317
Kentucky Economic Development Finance Authority Rev. (Masonic Home Independent Living II, Inc. - Meadow Project and Grove Pointe Project), “A”, 5%, 5/15/2036     235,000 245,333
Kentucky Economic Development Finance Authority Rev. (Masonic Home Independent Living II, Inc. - Meadow Project and Grove Pointe Project), “A”, 5%, 5/15/2046     650,000 669,441
Kentucky Economic Development Finance Authority Rev. (Masonic Home Independent Living II, Inc. - Meadow Project and Grove Pointe Project), “A”, 5%, 5/15/2051     165,000 169,576
Kentucky Higher Education Student Loan Corp. Rev., Tax-Exempt, “B-1”, 5%, 6/01/2036     725,000 839,329
Kentucky State University, Certificates of Participation, BAM, 4%, 11/01/2056 (w)     90,000 104,547
Louisville & Jefferson County, KY, Metro Government College Improvement Rev. (Bellarmine University Project), “A”, 5%, 5/01/2034     160,000 177,589
Louisville & Jefferson County, KY, Metro Government College Improvement Rev. (Bellarmine University Project), “A”, 5%, 5/01/2035     260,000 288,196
        $6,517,844
Louisiana - 2.9%
Louisiana Local Government, Environmental Facilities & Community Development Authority Rev. (Cameron Parish Gomesa Project), 5.65%, 11/01/2037 (n)   $ 100,000 $121,712
Louisiana Local Government, Environmental Facilities & Community Development Authority Rev. (CDF Healthcare), “A”, 5.625%, 6/01/2045     1,160,000 1,226,639
Louisiana Local Government, Environmental Facilities & Community Development Authority Rev. (Jefferson Parish Gomesa Project), 4%, 11/01/2044 (n)     300,000 330,275
Louisiana Local Government, Environmental Facilities & Community Development Authority Rev. (Lafourche Parish Gomesa Project), 3.95%, 11/01/2043 (n)     285,000 313,377
Louisiana Local Government, Environmental Facilities & Community Development Authority Rev. (St. James Parish Gomesa Project), 3.9%, 11/01/2044 (n)     355,000 388,210
Louisiana Local Government, Environmental Facilities & Community Development Authority Rev. (St. James Place of Baton Rouge Project), “A”, 6%, 11/15/2035     170,000 188,328
Louisiana Local Government, Environmental Facilities & Community Development Authority Rev. (St. James Place of Baton Rouge Project), “A”, 6.25%, 11/15/2045     650,000 716,410
11

Portfolio of Investments (unaudited) – continued
Issuer     Shares/Par Value ($)
Municipal Bonds - continued
Louisiana - continued
Louisiana Local Government, Environmental Facilities & Community Development Authority Rev. (Tangipahoa Parish Gomesa Project), 5.375%, 11/01/2038 (n)   $ 185,000 $221,255
Louisiana Local Government, Environmental Facilities & Community Development Authority Rev. (Terrebonne Parish Gomesa Project), 5.5%, 11/01/2039 (n)     125,000 144,606
Louisiana Local Government, Environmental Facilities & Community Development Authority Rev. (Vermilion Parish Gomesa Project), 4.625%, 11/01/2038 (n)     140,000 160,495
Louisiana Local Government, Environmental Facilities & Community Development Authority Rev. (Westside Habilitation Center Project), “A”, 5.75%, 2/01/2032 (n)     100,000 111,263
Louisiana Local Government, Environmental Facilities & Community Development Authority Rev. (Westside Habilitation Center Project), “A”, 6.125%, 2/01/2037 (n)     325,000 364,204
Louisiana Local Government, Environmental Facilities & Community Development Authority Rev. (Westside Habilitation Center Project), “A”, 6.25%, 2/01/2047 (n)     265,000 294,840
Louisiana Local Government, Environmental Facilities & Community Development Authority Student Housing Rev. (Provident Group - ULM Properties LLC - University of Louisiana at Monroe Project), “A”, 5%, 7/01/2029 (n)     100,000 109,349
Louisiana Local Government, Environmental Facilities & Community Development Authority Student Housing Rev. (Provident Group - ULM Properties LLC - University of Louisiana at Monroe Project), “A”, 5%, 7/01/2039 (n)     110,000 119,099
Louisiana Local Government, Environmental Facilities & Community Development Authority Student Housing Rev. (Provident Group - ULM Properties LLC - University of Louisiana at Monroe Project), “A”, 5%, 7/01/2054 (n)     185,000 196,403
Louisiana Public Facilities Authority Rev. (Loyola University Project), Convertible Capital Appreciation, 5.25% to 10/01/2023, 5.25% to 10/01/2046     595,000 669,139
Louisiana Public Facilities Authority Rev. (Provident Group - HSC Properties, Inc., LSU Health Foundation, New Orleans Project), “A-1”, 5.1%, 1/01/2057 (n)     1,240,000 1,401,761
New Orleans, LA, Sewerage Services Rev., 5%, 12/01/2040 (Prerefunded 12/01/2025)     120,000 143,660
New Orleans, LA, Sewerage Services Rev., 5%, 6/01/2045 (Prerefunded 6/01/2025)     325,000 382,410
New Orleans, LA, Sewerage Services Rev., 5%, 12/01/2045 (Prerefunded 12/01/2025)     145,000 173,589
St. Charles Parish, LA, Gulf Zone Opportunity Zone Rev. (Valero Energy Corp.), 4%, 12/01/2040 (Put Date 6/01/2022)     1,165,000 1,199,972
        $8,976,996
Maine - 0.5%
Maine Finance Authority Solid Waste Disposal Rev. (Casella Waste Systems, Inc.), “R-2”, 4.375%, 8/01/2035 (Put Date 8/01/2025) (n)   $ 135,000 $152,063
Maine Finance Authority Solid Waste Disposal Rev. (Casella Waste Systems, Inc.), “R-3”, 5.25%, 1/01/2025 (n)     595,000 678,944
Maine Health and Higher Educational Facilities Authority Rev. (MaineHealth), “A”, 4%, 7/01/2050     590,000 693,922
        $1,524,929
Maryland - 0.9%
Baltimore, MD, Special Obligation (East Baltimore Research Park Project), “A”, 5%, 9/01/2038   $ 205,000 $232,244
Howard County, MD, Special Obligation (Downtown Columbia Project), “A”, 4.375%, 2/15/2039 (n)     100,000 106,925
Howard County, MD, Special Obligation (Downtown Columbia Project), “A”, 4.5%, 2/15/2047 (n)     240,000 255,362
Maryland Economic Development Corp., Special Obligation (Port Covington Project), 4%, 9/01/2050 (n)     155,000 178,880
Maryland Economic Development Corp., Subordinate Parking Facilities Rev. (Baltimore City Project), “C”, 4%, 6/01/2038     15,000 14,981
Maryland Economic Development Corp., Subordinate Parking Facilities Rev. (Baltimore City Project), “C”, 4%, 6/01/2048     50,000 47,777
Maryland Economic Development Corp., Subordinate Parking Facilities Rev. (Baltimore City Project), “C”, 4%, 6/01/2058     160,000 148,926
Maryland Health & Higher Educational Facilities Authority Rev. (Adventist Healthcare), “A”, 5.5%, 1/01/2036     285,000 348,598
Maryland Health & Higher Educational Facilities Authority Rev. (Doctors Community Hospital), “A”, 5%, 7/01/2033     175,000 203,368
Maryland Health & Higher Educational Facilities Authority Rev. (Doctors Community Hospital), “A”, 5%, 7/01/2034     110,000 127,416
Maryland Health & Higher Educational Facilities Authority Rev. (Doctors Community Hospital), “A”, 5%, 7/01/2038     480,000 550,011
Prince George's County, MD, Special Obligation (Westphalia Town Center Project), 5.25%, 7/01/2048 (n)     130,000 146,945
Rockville, MD, Mayor & Council Economic Development Refunding Rev. (Ingleside at King Farm Project), “A-1”, 5%, 11/01/2037     80,000 86,669
Rockville, MD, Mayor & Council Economic Development Rev. (Ingleside at King Farm Project), “B”, 5%, 11/01/2042     135,000 145,380
Rockville, MD, Mayor & Council Economic Development Rev. (Ingleside at King Farm Project), “B”, 5%, 11/01/2047     140,000 150,268
        $2,743,750
Massachusetts - 4.3%
Lowell, MA, Collegiate Charter School Rev., 4%, 6/15/2024   $ 20,000 $20,910
Lowell, MA, Collegiate Charter School Rev., 5%, 6/15/2029     35,000 40,020
Lowell, MA, Collegiate Charter School Rev., 5%, 6/15/2054     40,000 44,130
Massachusetts Development Finance Agency Rev. (Adventcare), “A”, 6.75%, 10/15/2037 (a)(d)     1,270,000 571,500
12

Portfolio of Investments (unaudited) – continued
Issuer     Shares/Par Value ($)
Municipal Bonds - continued
Massachusetts - continued
Massachusetts Development Finance Agency Rev. (Atrius Health Issue), “A”, 5%, 6/01/2039   $ 100,000 $124,549
Massachusetts Development Finance Agency Rev. (Atrius Health Issue), “A”, 4%, 6/01/2049     95,000 108,446
Massachusetts Development Finance Agency Rev. (Beth Israel Health, Inc.), “2018 I-2”, 5%, 7/01/2053     1,895,000 2,323,770
Massachusetts Development Finance Agency Rev. (Emmanuel College), “A”, 5%, 10/01/2043     310,000 365,871
Massachusetts Development Finance Agency Rev. (Lasell University), 4%, 7/01/2040     100,000 118,290
Massachusetts Development Finance Agency Rev. (Linden Ponds, Inc.), Capital Appreciation, “B”, 0%, 11/15/2056     79,566 54,744
Massachusetts Development Finance Agency Rev. (Newbridge on the Charles, Inc.), 5%, 10/01/2047 (n)     130,000 142,330
Massachusetts Development Finance Agency Rev. (Newbridge on the Charles, Inc.), 5%, 10/01/2057 (n)     425,000 464,781
Massachusetts Development Finance Agency Rev. (North Hill Communities), “A”, 6.25%, 11/15/2033 (Prerefunded 11/15/2023) (n)     175,000 199,410
Massachusetts Development Finance Agency Rev. (Southcoast Health System Obligated Group), “G”, 4%, 7/01/2046     400,000 476,797
Massachusetts Development Finance Agency Rev. (Southcoast Health System Obligated Group), “G”, 5%, 7/01/2050     1,125,000 1,454,332
Massachusetts Development Finance Agency Rev. (Suffolk University), 5%, 7/01/2033     60,000 72,698
Massachusetts Development Finance Agency Rev. (Suffolk University), 5%, 7/01/2034     75,000 90,575
Massachusetts Development Finance Agency Rev. (Wellforce, Inc.), “A”, 4%, 7/01/2044     4,785,000 5,456,241
Massachusetts Development Finance Agency Rev. (Wellforce, Inc.), “A”, 5%, 7/01/2044     105,000 128,155
Massachusetts Development Finance Agency Rev. (Wentworth Institute of Technology Issue), 5%, 10/01/2046     120,000 140,334
Massachusetts Educational Financing Authority, Education Loan Rev., “B”, 2%, 7/01/2037     30,000 30,379
Massachusetts Educational Financing Authority, Education Loan Rev., “C”, 2.625%, 7/01/2036     115,000 120,252
Massachusetts Educational Financing Authority, Education Loan Rev., “C”, 4.125%, 7/01/2046     635,000 682,426
Massachusetts Educational Financing Authority, Education Loan Rev., “J”, 3.5%, 7/01/2033     145,000 148,628
Massachusetts Educational Financing Authority, Education Loan Subordinate Rev., “C”, 3%, 7/01/2051     130,000 132,390
Massachusetts Port Authority Rev., “A”, 5%, 7/01/2037 (Prerefunded 7/01/2022)     65,000 67,863
        $13,579,821
Michigan - 3.0%
Detroit, MI, Downtown Development Authority Tax Increment Rev. (Catalyst Development), “A”, AGM, 5%, 7/01/2043   $ 185,000 $207,418
Detroit, MI, Water & Sewerage Department, Senior Lien Sewage Disposal System Rev., “A”, 5.25%, 7/01/2039 (Prerefunded 7/01/2022)     1,120,000 1,172,938
Eastern Michigan University Board of Regents, General Rev., “A”, 4%, 3/01/2047     520,000 580,756
Grand Rapids, MI, Economic Development Corp. Rev. (Beacon Hill at Eastgate Project), “A”, 5%, 11/01/2037     45,000 49,371
Grand Rapids, MI, Economic Development Corp. Rev. (Beacon Hill at Eastgate Project), “A”, 5%, 11/01/2047     110,000 119,565
Kentwood, MI, Economic Development Corp Rev. (Holland Home Obligated Group), 4%, 11/15/2045     150,000 167,683
Michigan Building Authority Rev., “I”, 4%, 10/15/2049     290,000 343,660
Michigan Finance Authority (Detroit Financial Recovery Income Tax Rev.), “F”, 3.875%, 10/01/2023     90,000 94,753
Michigan Finance Authority (Detroit Financial Recovery Income Tax Rev.), “F”, 4%, 10/01/2024     110,000 118,583
Michigan Finance Authority Hospital Rev. (Ascension Health Senior Credit Group), “F-4”, 5%, 11/15/2047     1,595,000 2,040,775
Michigan Finance Authority Hospital Rev. (Trinity Health Credit Group), 5%, 12/01/2048     440,000 550,655
Michigan Finance Authority Local Government Loan Program Rev. (Detroit Water and Sewerage Department Sewage Disposal System Rev. Refunding Second Lien Local Project), “C”, 5%, 7/01/2033     120,000 140,173
Michigan Finance Authority Local Government Loan Program Rev. (Detroit Water and Sewerage Department Sewage Disposal System Rev. Refunding Second Lien Local Project), “C”, 5%, 7/01/2034     270,000 314,933
Michigan Finance Authority Local Government Loan Program Rev. (Detroit Water and Sewerage Department Sewage Disposal System Rev. Refunding Second Lien Local Project), “C”, 5%, 7/01/2035     180,000 209,879
Michigan Finance Authority Local Government Loan Program Rev. (Detroit Water and Sewerage Department Water Supply System Rev. Refunding Local Project), “D-2”, 5%, 7/01/2034     115,000 134,138
Michigan Strategic Fund Ltd. (Canterbury Health Care, Inc.), 5%, 7/01/2051 (n)     100,000 99,841
Waterford Township, MI, Economic Development Corp. (Canterbury Health Care, Inc.), “A”, 5%, 7/01/2046 (n)     190,000 190,319
Waterford Township, MI, Economic Development Corp. (Canterbury Health Care, Inc.), “A”, 5%, 7/01/2051 (n)     190,000 189,699
Wayne County, MI, Airport Authority Rev. (Detroit Metropolitan Wayne County Airport), “B”, 5%, 12/01/2044     65,000 74,451
Wayne County, MI, Airport Authority Rev. (Detroit Metropolitan Wayne County Airport), “B”, BAM, 5%, 12/01/2039     75,000 86,039
Wayne County, MI, Airport Authority Rev. (Detroit Metropolitan Wayne County Airport), “C”, 5%, 12/01/2039     55,000 62,606
Wayne County, MI, Airport Authority Rev. (Detroit Metropolitan Wayne County Airport), “C”, 5%, 12/01/2044     160,000 182,127
Wayne County, MI, Airport Authority Rev. (Detroit Metropolitan Wayne County Airport), “D”, AGM, 5%, 12/01/2040     1,160,000 1,372,523
Wayne County, MI, Detroit School District, ”A“, 5%, 5/01/2038     280,000 363,676
Wayne County, MI, Detroit School District, ”A“, 5%, 5/01/2040     525,000 679,051
        $9,545,612
13

Portfolio of Investments (unaudited) – continued
Issuer     Shares/Par Value ($)
Municipal Bonds - continued
Minnesota - 0.6%
Duluth, MN, Economic Development Authority Rev. (Benedictine Health System), “A”, 4%, 7/01/2031   $ 30,000 $33,279
Duluth, MN, Economic Development Authority Rev. (Benedictine Health System), “A”, 4%, 7/01/2036     50,000 54,846
Duluth, MN, Economic Development Authority Rev. (Benedictine Health System), “A”, 4%, 7/01/2041     255,000 277,845
Duluth, MN, Economic Development Authority, Health Care Facilities Rev. (Essentia Health), “A”, 4.25%, 2/15/2043     175,000 202,945
Duluth, MN, Economic Development Authority, Health Care Facilities Rev. (Essentia Health), “A”, 5%, 2/15/2043     310,000 378,131
Duluth, MN, Economic Development Authority, Health Care Facilities Rev. (Essentia Health), “A”, 4.25%, 2/15/2048     170,000 196,135
Duluth, MN, Economic Development Authority, Health Care Facilities Rev. (Essentia Health), “A”, 5%, 2/15/2048     240,000 291,265
St. Paul, MN, Housing & Redevelopment Authority Charter School Lease Rev. (Great River School Project), “A”, 5.5%, 7/01/2052 (n)     105,000 119,302
St. Paul, MN, Housing & Redevelopment Authority Charter School Lease Rev. (Nova Classical Academy), “A”, 6.375%, 9/01/2031     120,000 120,489
St. Paul, MN, Housing & Redevelopment Authority Charter School Lease Rev. (Nova Classical Academy), “A”, 6.625%, 9/01/2042 (Prerefunded 9/01/2021)     240,000 241,223
        $1,915,460
Mississippi - 1.3%
Lowndes County, MS, Solid Waste Disposal & Pollution Control Rev. (Weyerhaeuser Co.), 6.8%, 4/01/2022   $ 2,070,000 $2,154,066
Mississippi Business Finance Corp. Refunding Rev. (System Energy Resources, Inc. Project), 2.375%, 6/01/2044     310,000 313,361
Mississippi Development Bank Special Obligation (Hancock County Gomesa Project), 4.55%, 11/01/2039 (n)     300,000 341,576
Mississippi Hospital Equipment & Facilities Authority Rev. (Baptist Memorial Healthcare), “A”, 5%, 9/01/2022     275,000 288,411
Mississippi Hospital Equipment & Facilities Authority Rev. (Baptist Memorial Healthcare), “A”, 5%, 9/01/2023     710,000 775,662
Mississippi Hospital Equipment & Facilities Authority Rev. (Baptist Memorial Healthcare), “A”, 5%, 9/01/2046     215,000 253,863
        $4,126,939
Missouri - 2.2%
Cape Girardeau County, MO, Industrial Development Authority, Health Facilities Rev. (SoutheastHealth), 4%, 3/01/2041   $ 170,000 $198,817
Kansas City, MO, Industrial Development Authority, Airport Rev. (Kansas City International Airport Terminal Modernization Project), “B”, AGM, 5%, 3/01/2049     1,025,000 1,271,558
Kansas City, MO, Industrial Development Authority, Airport Rev. (Kansas City International Airport Terminal Modernization Project), “B”, AGM, 5%, 3/01/2055     615,000 759,878
Kansas City, MO, Industrial Development Authority, Airport Rev. (Kansas City International Airport Terminal Modernization Project), “B”, 5%, 3/01/2046     1,370,000 1,690,286
Kansas City, MO, Land Clearance for Redevelopment Authority Rev. (Convention Center Hotel Project - TIF Financing), “B”, 5%, 2/01/2040 (n)     100,000 109,436
Kansas City, MO, Land Clearance for Redevelopment Authority Rev. (Convention Center Hotel Project - TIF Financing), “B”, 5%, 2/01/2050 (n)     290,000 315,426
Missouri Development Finance Board, Infrastructure Facilities Rev. (Crackerneck Creek Project), 4%, 3/01/2051     245,000 283,434
Plaza at Noah's Ark Community District, MO, Increment and Improvement Rev., 3%, 5/01/2030     25,000 25,612
Plaza at Noah's Ark Community District, MO, Increment and Improvement Rev., 3.125%, 5/01/2035     15,000 15,227
St. Louis County, MO, Industrial Development Authority Health Facilities Rev. (Nazareth Living Center), “A”, 5%, 8/15/2030     80,000 87,692
St. Louis County, MO, Industrial Development Authority Health Facilities Rev. (Nazareth Living Center), “A”, 5%, 8/15/2035     55,000 59,759
St. Louis County, MO, Industrial Development Authority Health Facilities Rev. (Nazareth Living Center), “A”, 5.125%, 8/15/2045     140,000 150,011
St. Louis, MO, Industrial Development Authority Financing Rev. (Ballpark Village Development Project), “A”, 3.875%, 11/15/2029     95,000 97,003
St. Louis, MO, Industrial Development Authority Financing Rev. (Ballpark Village Development Project), “A”, 4.375%, 11/15/2035     185,000 188,846
St. Louis, MO, Industrial Development Authority Financing Rev. (Ballpark Village Development Project), “A”, 4.75%, 11/15/2047     405,000 416,906
St. Louis, MO, Industrial Development Authority Rev. (St. Andrew's Resources for Seniors Obligated Group), “A”, 5.125%, 12/01/2045     400,000 442,456
St. Louis, MO, Municipal Finance Corp. Leasehold Rev. (Convention Center Expansion and Improvement Projects), AGM, 5%, 10/01/2045     525,000 663,400
        $6,775,747
Nebraska - 0.1%
Central Plains Energy Project, NE, Gas Project Rev. (Project No. 3), “A”, 5%, 9/01/2036   $ 210,000 $301,308
14

Portfolio of Investments (unaudited) – continued
Issuer     Shares/Par Value ($)
Municipal Bonds - continued
Nevada - 0.4%
Clark County, NV, School District General Obligation, “A”, AGM, 4%, 6/15/2040   $ 245,000 $294,103
Director of the State of Nevada, Department of Business and Industry, Charter School Lease Rev. (Somerset Academy), “A”, 5%, 12/15/2035 (n)     265,000 298,433
Director of the State of Nevada, Department of Business and Industry, Charter School Lease Rev. (Somerset Academy), “A”, 5.125%, 12/15/2045 (n)     205,000 227,932
Director of the State of Nevada, Department of Business and Industry, Charter School Lease Rev. (Somerset Academy), “A”, 5%, 12/15/2048 (n)     175,000 193,445
Nevada Department of Business & Industry Charter School Rev. (Doral Academy of Nevada), “A”, 5%, 7/15/2047 (n)     175,000 191,425
Reno, NV, Sales Tax Rev. (Retrac-Reno Transportation Rail Access Corridor Project), “B”, AGM, 5%, 6/01/2033     10,000 12,273
Reno, NV, Sales Tax Rev. (Retrac-Reno Transportation Rail Access Corridor Project), “B”, AGM, 5%, 6/01/2038     10,000 12,139
Reno, NV, Sales Tax Rev. (Retrac-Reno Transportation Rail Access Corridor Project), “B”, AGM, 4%, 6/01/2048     40,000 44,848
Reno, NV, Sales Tax Rev. (Retrac-Reno Transportation Rail Access Corridor Project), “B”, AGM, 4.125%, 6/01/2058     50,000 56,169
        $1,330,767
New Hampshire - 0.7%
National Finance Authority, New Hampshire Municipal Certificates “A”, 4.125%, 1/20/2034   $ 765,211 $930,560
National Finance Authority, New Hampshire Resource Recovery Refunding Rev. (Covanta Project), “C”, 4.875%, 11/01/2042 (n)     595,000 630,366
New Hampshire Health & Education Facilities Authority Rev. (Memorial Hospital), 5.5%, 6/01/2031     225,000 270,700
New Hampshire Health & Education Facilities Authority Rev. (Memorial Hospital), 5.5%, 6/01/2036     225,000 269,836
        $2,101,462
New Jersey - 6.2%
Atlantic City, NJ, Improvement Authority Lease Rev. (Stockton University Campus Phase II Project), “A”, AGM, 4%, 7/01/2053   $ 135,000 $160,950
Atlantic City, NJ, Tax Appeal Refunding Bonds (Qualified Pursuant to the Provisions of the Municipal Qualified Bond Act), “A”, BAM, 5%, 3/01/2037     45,000 54,299
Atlantic City, NJ, Tax Appeal Refunding Bonds (Qualified Pursuant to the Provisions of the Municipal Qualified Bond Act), “A”, BAM, 5%, 3/01/2042     60,000 71,848
Essex County, NJ, Improvement Authority, General Obligation Lease Rev. (CHF-Newark, LLC - New Jersey Student Housing Project. “A”, BAM, 4%, 8/01/2060     800,000 950,954
Gloucester County, NJ, Improvement Authority Loan Rev. (Rowan University Fossil Park & Student Center Projects), BAM, 4%, 7/01/2046     300,000 355,229
Gloucester County, NJ, Improvement Authority Loan Rev. (Rowan University Fossil Park & Student Center Projects), BAM, 4%, 7/01/2051     480,000 565,866
New Jersey Building Authority Rev., Unrefunded Balance, “A”, BAM, 5%, 6/15/2029     50,000 60,207
New Jersey Economic Development Authority Rev. (Goethals Bridge Replacement Project), 5.5%, 1/01/2027     70,000 79,010
New Jersey Economic Development Authority Rev. (Goethals Bridge Replacement Project), 5%, 1/01/2028     70,000 77,988
New Jersey Economic Development Authority Rev. (Goethals Bridge Replacement Project), 5.375%, 1/01/2043     420,000 469,979
New Jersey Economic Development Authority Rev. (Goethals Bridge Replacement Project), AGM, 5%, 1/01/2031     210,000 234,882
New Jersey Economic Development Authority Rev. (Kapkowski Road Landfill Project), 6.5%, 4/01/2031     1,580,000 1,706,588
New Jersey Economic Development Authority Rev. (Provident Group - Rowan Properties LLC - Rowan University Student Housing Project), “A”, 5%, 1/01/2030     140,000 150,660
New Jersey Economic Development Authority Rev. (Provident Group - Rowan Properties LLC - Rowan University Student Housing Project), “A”, 5%, 1/01/2035     180,000 192,490
New Jersey Economic Development Authority Rev. (School Facilities Construction), 5%, 6/15/2032     25,000 32,866
New Jersey Economic Development Authority Rev. (School Facilities Construction), 5%, 6/15/2033     15,000 19,655
New Jersey Economic Development Authority Rev. (School Facilities Construction), 4%, 6/15/2036     45,000 54,379
New Jersey Economic Development Authority Rev. (School Facilities Construction), 4%, 6/15/2037     40,000 48,200
New Jersey Economic Development Authority Rev. (School Facilities Construction), 4%, 6/15/2038     60,000 72,136
New Jersey Economic Development Authority, Motor Vehicle Surcharges Subordinate Refunding Rev., “A”, 3.125%, 7/01/2029     80,000 81,602
New Jersey Economic Development Authority, Motor Vehicle Surcharges Subordinate Refunding Rev., “A”, 5%, 7/01/2033     520,000 620,195
New Jersey Economic Development Authority, Special Facilities Rev. (Continental Airlines, Inc.), “A”, 5.625%, 11/15/2030     250,000 280,301
New Jersey Economic Development Authority, State Lease Rev. (Juvenile Justice Commission Facilities Project), “C”, 5%, 6/15/2042     365,000 444,648
New Jersey Health Care Facilities, Financing Authority Rev. (University Hospital), “A”, AGM, 5%, 7/01/2046     780,000 903,284
New Jersey Health Care Facilities, Financing Authority, State Contract Refunding Bonds (Hospital Asset Transformation Program), 5%, 10/01/2031     185,000 227,508
New Jersey Health Care Facilities, Financing Authority, State Contract Refunding Bonds (Hospital Asset Transformation Program), 5%, 10/01/2032     190,000 233,171
15

Portfolio of Investments (unaudited) – continued
Issuer     Shares/Par Value ($)
Municipal Bonds - continued
New Jersey - continued
New Jersey Health Care Facilities, Financing Authority, State Contract Refunding Bonds (Hospital Asset Transformation Program), 5%, 10/01/2033   $ 160,000 $195,912
New Jersey Health Care Facilities, Financing Authority, State Contract Refunding Bonds (Hospital Asset Transformation Program), 5%, 10/01/2034     160,000 195,437
New Jersey Health Care Facilities, Financing Authority, State Contract Refunding Bonds (Hospital Asset Transformation Program), 5%, 10/01/2035     140,000 170,807
New Jersey Health Care Facilities, Financing Authority, State Contract Refunding Bonds (Hospital Asset Transformation Program), 5%, 10/01/2036     165,000 201,014
New Jersey Health Care Facilities, Financing Authority, State Contract Refunding Bonds (Hospital Asset Transformation Program), 5%, 10/01/2037     275,000 334,359
New Jersey Higher Education Student Assistance Authority, Senior Student Loan Rev., ”B“, 3.5%, 12/01/2039     635,000 707,236
New Jersey Higher Education Student Assistance Authority, Senior Student Loan Rev., ”C“, 3.25%, 12/01/2051     65,000 66,667
New Jersey Transportation Trust Fund Authority, “A”, 4%, 6/15/2038 (w)     120,000 139,487
New Jersey Transportation Trust Fund Authority, “A”, 4%, 6/15/2039 (w)     250,000 289,683
New Jersey Transportation Trust Fund Authority, “A”, 4%, 6/15/2040 (w)     235,000 271,380
New Jersey Transportation Trust Fund Authority, “A”, 4%, 6/15/2041 (w)     205,000 236,135
New Jersey Transportation Trust Fund Authority, “A”, 4%, 6/15/2042 (w)     205,000 235,338
New Jersey Transportation Trust Fund Authority, “AA”, 5%, 6/15/2029 (w)     245,000 302,823
New Jersey Transportation Trust Fund Authority, “AA”, 5%, 6/15/2030 (w)     225,000 282,712
New Jersey Transportation Trust Fund Authority, “AA”, 5%, 6/15/2031 (w)     350,000 447,282
New Jersey Transportation Trust Fund Authority, “AA”, 5%, 6/15/2032 (w)     245,000 318,902
New Jersey Transportation Trust Fund Authority, “AA”, 5%, 6/15/2033 (w)     325,000 419,990
New Jersey Transportation Trust Fund Authority, “AA”, 5%, 6/15/2034 (w)     310,000 398,391
New Jersey Transportation Trust Fund Authority, “AA”, 5%, 6/15/2035 (w)     295,000 377,232
New Jersey Transportation Trust Fund Authority, “AA”, 5%, 6/15/2036 (w)     305,000 388,277
New Jersey Transportation Trust Fund Authority, “AA”, 5%, 6/15/2037 (w)     155,000 196,423
New Jersey Transportation Trust Fund Authority, “AA”, 5%, 6/15/2045     225,000 286,598
New Jersey Transportation Trust Fund Authority, Federal Highway Reimbursement Rev., “A”, 5%, 6/15/2029     305,000 363,423
New Jersey Transportation Trust Fund Authority, Federal Highway Reimbursement Rev., “A”, 5%, 6/15/2031     205,000 242,421
New Jersey Transportation Trust Fund Authority, Transportation System, Capital Appreciation, “C”, AAC, 0%, 12/15/2035     525,000 394,300
New Jersey Transportation Trust Fund Authority, Transportation System, Capital Appreciation, “C”, AAC, 0%, 12/15/2036     1,375,000 1,004,287
New Jersey Turnpike Authority, Turnpike Rev., “A”, 4%, 1/01/2051     325,000 388,615
State of New Jersey, COVID-19 General Obligation, “A”, 4%, 6/01/2031     1,740,000 2,195,642
State of New Jersey, COVID-19 General Obligation, “A”, 4%, 6/01/2032     180,000 230,717
        $19,430,385
New Mexico - 0.0%
Los Ranchos de Albuquerque, NM, Education Facilities Rev. (Albuquerque Academy Project), 4%, 9/01/2040   $ 45,000 $52,560
New York - 8.3%
Build NYC Resource Corp. Rev. (Albert Einstein School of Medicine, Inc.), 5.5%, 9/01/2045 (n)   $ 965,000 $1,104,761
Build NYC Resource Corp. Rev. (International Leadership Charter High School Project), “A”, 6.25%, 7/01/2046 (n)     140,000 154,701
Build NYC Resource Corp. Rev. (International Leadership Charter School Project), 6%, 7/01/2043     365,000 379,585
Hudson Yards, NY, Infrastructure Corp. Rev., “A”, Unrefunded Balance, 5.75%, 2/15/2047     200,000 200,820
Metropolitan Transportation Authority, NY, Transportation Rev., “A”, 4%, 11/15/2052     155,000 178,906
Metropolitan Transportation Authority, NY, Transportation Rev., “C-1”, 5.25%, 11/15/2055     335,000 422,291
Monroe County, NY, Industrial Development Corp. Rev. (University of Rochester Project), “A”, 4%, 7/01/2050     340,000 402,955
New York Dormitory Authority Rev., Non-State Supported Debt (Orange Regional Medical Center Obligated Group Rev.), 5%, 12/01/2033 (n)     100,000 121,768
New York Dormitory Authority Rev., Non-State Supported Debt (Orange Regional Medical Center Obligated Group Rev.), 5%, 12/01/2035 (n)     100,000 121,381
New York Environmental Facilities Corp., State Revolving Funds Rev., “C”, 5%, 5/15/2041     1,860,000 1,866,915
New York Liberty Development Corp., Liberty Rev. (3 World Trade Center Project), “1”, 5%, 11/15/2044 (n)     995,000 1,103,439
New York State Thruway Authority, Personal Income Rev., “A-1”, 4%, 3/15/2046     1,600,000 1,911,280
New York Transportation Development Corp., Special Facilities Rev. (American Airlines, Inc. John F. Kennedy International Airport Project), 5%, 8/01/2026     885,000 886,911
16

Portfolio of Investments (unaudited) – continued
Issuer     Shares/Par Value ($)
Municipal Bonds - continued
New York - continued
New York Transportation Development Corp., Special Facilities Rev. (American Airlines, Inc. John F. Kennedy International Airport Project), 3%, 8/01/2031   $ 130,000 $140,740
New York Transportation Development Corp., Special Facilities Rev. (American Airlines, Inc. John F. Kennedy International Airport Project), 5%, 8/01/2031     545,000 546,158
New York Transportation Development Corp., Special Facilities Rev. (Delta Airlines, Inc. LaGuardia Airport Terminals C&D Redevelopment Project), 5%, 1/01/2031     740,000 913,289
New York Transportation Development Corp., Special Facilities Rev. (Delta Airlines, Inc. LaGuardia Airport Terminals C&D Redevelopment Project), 5%, 1/01/2032     240,000 295,402
New York Transportation Development Corp., Special Facilities Rev. (Delta Airlines, Inc. LaGuardia Airport Terminals C&D Redevelopment Project), 4%, 1/01/2036     115,000 132,738
New York Transportation Development Corp., Special Facilities Rev. (Delta Airlines, Inc. LaGuardia Airport Terminals C&D Redevelopment Project), 5%, 1/01/2036     550,000 670,999
New York Transportation Development Corp., Special Facilities Rev. (Delta Airlines, Inc. LaGuardia Airport Terminals C&D Redevelopment Project), 4.375%, 10/01/2045     1,080,000 1,298,722
New York Transportation Development Corp., Special Facilities Rev. (Terminal 4 John F. Kennedy International Airport Project), “A”, 4%, 12/01/2038     145,000 173,474
New York Transportation Development Corp., Special Facilities Rev. (Terminal 4 John F. Kennedy International Airport Project), “C”, 5%, 12/01/2038     575,000 756,412
New York, NY, Housing Development Corp., Multi-Family Housing Rev. (8 Spruce Street), “E”, 3.5%, 2/15/2048     158,183 160,675
New York, NY, Housing Development Corp., Multi-Family Housing Rev. (8 Spruce Street), “F”, 4.5%, 2/15/2048     3,039,072 3,159,457
New York, NY, Industrial Development Agency Pilot Refunding Rev. (Yankee Stadium Project), “A”, AGM, 4%, 3/01/2045     65,000 76,705
New York, NY, Municipal Water Finance Authority, Water & Sewer System Rev., “GG-1”, 4%, 6/15/2050     1,000,000 1,186,108
New York, NY, Transitional Finance Authority Rev., “C-1”, 4%, 5/01/2037     390,000 478,289
New York, NY, Transitional Finance Authority Rev., “C-1”, 4%, 5/01/2038     475,000 580,217
New York, NY, Trust for Cultural Resources (Lincoln Center for the Performing Arts, Inc.), “A”, 4%, 12/01/2035     200,000 242,569
Niagara County, NY, Industrial Development Agency, Solid Waste Disposal Rev. (Covanta Energy Project), “A”, 4.75%, 11/01/2042 (n)     530,000 560,057
Orange County, NY, Funding Corp. Assisted Living Residence Rev. (Hamlet at Wallkill Assisted Living Project), 6.5%, 1/01/2046 (Put Date 1/01/2046)     355,000 359,446
Port Authority of NY & NJ (221st Series), 4%, 7/15/2055     1,310,000 1,535,846
Syracuse, NY, Industrial Development Agency PILOT Rev. (Carousel Center Project), “A”, 5%, 1/01/2028     130,000 132,465
Syracuse, NY, Industrial Development Agency PILOT Rev. (Carousel Center Project), “A”, 5%, 1/01/2029     180,000 182,766
Syracuse, NY, Industrial Development Agency PILOT Rev. (Carousel Center Project), “A”, 5%, 1/01/2031     210,000 211,228
Syracuse, NY, Industrial Development Agency PILOT Rev. (Carousel Center Project), “A”, 5%, 1/01/2032     355,000 356,657
Syracuse, NY, Industrial Development Agency PILOT Rev. (Carousel Center Project), “A”, 5%, 1/01/2034     390,000 390,900
Syracuse, NY, Industrial Development Agency PILOT Rev. (Carousel Center Project), “A”, 5%, 1/01/2035     360,000 360,407
Syracuse, NY, Industrial Development Agency PILOT Rev. (Carousel Center Project), “A”, 5%, 1/01/2036     300,000 300,104
Tobacco Settlement Asset Securitization Corp., NY, “A”, 5%, 6/01/2034     105,000 127,194
Tobacco Settlement Asset Securitization Corp., NY, “A”, 5%, 6/01/2035     50,000 60,475
Tobacco Settlement Asset Securitization Corp., NY, “A”, 5%, 6/01/2041     355,000 418,866
Ulster County, NY, Capital Resource Corp. Rev. (Woodland Pond at New Paltz Project), 4%, 9/15/2025     350,000 348,805
Ulster County, NY, Capital Resource Corp. Rev. (Woodland Pond at New Paltz Project), 5%, 9/15/2037     920,000 936,435
        $25,949,318
North Carolina - 0.8%
North Carolina Medical Care Commission, Health Care Facilities First Mortgage Rev. (Lutheran Services for the Aging), “A”, 4%, 3/01/2036   $ 60,000 $67,583
North Carolina Medical Care Commission, Health Care Facilities First Mortgage Rev. (Lutheran Services for the Aging), “A”, 4%, 3/01/2041     35,000 38,966
North Carolina Medical Care Commission, Health Care Facilities First Mortgage Rev. (Lutheran Services for the Aging), “A”, 4%, 3/01/2051     375,000 412,904
North Carolina Medical Care Commission, Health Care Facilities First Mortgage Rev. (Lutheran Services for the Aging), “C”, 4%, 3/01/2036 (w)     40,000 43,911
North Carolina Medical Care Commission, Health Care Facilities First Mortgage Rev. (Lutheran Services for the Aging), “C”, 4%, 3/01/2042 (w)     15,000 16,240
North Carolina Medical Care Commission, Health Care Facilities First Mortgage Rev. (Pennybyrn at Maryfield), 5%, 10/01/2025     130,000 140,230
North Carolina Medical Care Commission, Health Care Facilities First Mortgage Rev. (Pennybyrn at Maryfield), 5%, 10/01/2030     165,000 178,608
North Carolina Medical Care Commission, Health Care Facilities First Mortgage Rev. (Pennybyrn at Maryfield), 5%, 10/01/2035     100,000 107,613
17

Portfolio of Investments (unaudited) – continued
Issuer     Shares/Par Value ($)
Municipal Bonds - continued
North Carolina - continued
North Carolina Medical Care Commission, Health Care Facilities First Mortgage Rev. (Presbyterian Homes Obligated Group), “A”, 5%, 10/01/2050   $ 175,000 $212,447
North Carolina Medical Care Commission, Retirement Facilities First Mortgage Rev. (Sharon Towers), “A”, 5%, 7/01/2039     110,000 125,609
North Carolina Medical Care Commission, Retirement Facilities First Mortgage Rev. (Sharon Towers), “A”, 5%, 7/01/2044     75,000 85,079
North Carolina Medical Care Commission, Retirement Facilities First Mortgage Rev. (United Church Homes and Services), “A”, 5%, 9/01/2037     65,000 70,751
North Carolina Turnpike Authority, Monroe Expressway Toll Rev., “A”, 5%, 7/01/2042     65,000 74,911
North Carolina Turnpike Authority, Monroe Expressway Toll Rev., “A”, 5%, 7/01/2047     125,000 143,406
North Carolina Turnpike Authority, Monroe Expressway Toll Rev., “A”, 5%, 7/01/2051     250,000 286,217
North Carolina Turnpike Authority, Monroe Expressway Toll Rev., “A”, 5%, 7/01/2054     100,000 114,335
North Carolina Turnpike Authority, Triangle Expressway System Senior Lien Rev., AGM, 5%, 1/01/2049     165,000 209,064
University of North Carolina, Greensboro, Rev., 5%, 4/01/2039     195,000 216,942
        $2,544,816
North Dakota - 0.6%
Ward County, ND, Health Care Facilities Rev. (Trinity Obligated Group), “C”, 5%, 6/01/2034   $ 575,000 $678,495
Ward County, ND, Health Care Facilities Rev. (Trinity Obligated Group), “C”, 5%, 6/01/2038     330,000 386,381
Ward County, ND, Health Care Facilities Rev. (Trinity Obligated Group), “C”, 5%, 6/01/2048     70,000 80,827
Ward County, ND, Health Care Facilities Rev. (Trinity Obligated Group), “C”, 5%, 6/01/2053     540,000 619,619
        $1,765,322
Ohio - 5.1%
American Municipal Power, Inc. (Prairie State Energy Campus Project), “A”, 5%, 2/15/2042   $ 560,000 $617,327
Buckeye, OH, Tobacco Settlement Financing Authority Senior Asset-Backed Refunding, 2020A-2, “1”, 5%, 6/01/2036     275,000 357,278
Buckeye, OH, Tobacco Settlement Financing Authority Senior Asset-Backed Refunding, 2020B-2, “2”, 5%, 6/01/2055     3,290,000 3,869,373
Buckeye, OH, Tobacco Settlement Financing Authority Senior Asset-Backed Refunding, 2020B-3, Capital Appreciation, “2”, 0%, 6/01/2057     5,240,000 867,891
Centerville, OH, Health Care Improvement and Refunding Rev. (Graceworks Lutheran Services), 5.25%, 11/01/2037     80,000 90,762
Centerville, OH, Health Care Improvement and Refunding Rev. (Graceworks Lutheran Services), 5.25%, 11/01/2047     220,000 246,125
Centerville, OH, Health Care Improvement and Refunding Rev. (Graceworks Lutheran Services), 5.25%, 11/01/2050     85,000 94,941
Cleveland-Cuyahoga County, OH, Port Authority Development Rev. (Flats East Development Project), “B”, 7%, 5/15/2040     225,000 225,513
Columbus, OH, Franklin County Finance Authority Development Rev., 6%, 5/15/2035     585,000 586,728
Cuyahoga County, OH, Hospital Rev. (Metrohealth System), 5%, 2/15/2042     415,000 485,206
Cuyahoga County, OH, Hospital Rev. (Metrohealth System), 4.75%, 2/15/2047     565,000 631,256
Cuyahoga County, OH, Hospital Rev. (Metrohealth System), 5.25%, 2/15/2047     300,000 353,767
Cuyahoga County, OH, Hospital Rev. (Metrohealth System), 5%, 2/15/2057     295,000 341,532
Cuyahoga County, OH, Hospital Rev. (Metrohealth System), 5.5%, 2/15/2057     1,530,000 1,820,081
Darke County, OH, Hospital Facilities Rev. (Wayne Healthcare Project), “A”, 4%, 9/01/2040     65,000 70,801
Darke County, OH, Hospital Facilities Rev. (Wayne Healthcare Project), “A”, 4%, 9/01/2045     95,000 102,425
Darke County, OH, Hospital Facilities Rev. (Wayne Healthcare Project), “A”, 5%, 9/01/2049     130,000 151,521
Franklin County, OH, Hospital Facilities Rev. (OhioHealth Corp.), “A”, 4%, 5/15/2047     460,000 527,841
Gallia County, OH, Hospital Facilities Rev. (Holzer Health Systems), “A”, 8%, 7/01/2042 (Prerefunded 7/01/2022)     1,375,000 1,469,672
Lucas County, OH, Hospital Rev. (Promedica Healthcare), “A”, 5.25%, 11/15/2048     140,000 171,761
Miami County, OH, Hospital Facilities Rev. (Kettering Health), “A”, 5%, 8/01/2049     605,000 749,884
Middleburg Heights, OH, Hospital Facilities Improvement Rev. (Southwest General Health Center Project), “A”, 4%, 8/01/2041     255,000 303,478
Middleburg Heights, OH, Hospital Facilities Improvement Rev. (Southwest General Health Center Project), “A”, 4%, 8/01/2047     140,000 161,581
Montgomery County, OH, Hospital Facilities Improvement and Refunding Rev. (Kettering Health Network Obligated Group Project), 4%, 8/01/2041     25,000 30,432
Ohio Air Quality Development Authority, Facilities Rev. (Pratt Paper LLC Project), 3.75%, 1/15/2028 (n)     130,000 146,656
Ohio Air Quality Development Authority, Facilities Rev. (Pratt Paper LLC Project), 4.25%, 1/15/2038 (n)     200,000 232,756
Ohio Air Quality Development Authority, Facilities Rev. (Pratt Paper LLC Project), 4.5%, 1/15/2048 (n)     260,000 306,555
Riversouth, OH, Authority Rev. (Lazarus Building), “A”, 5.75%, 12/01/2027     825,000 826,405
Summit County, OH, Port Authority Building Rev. (Flats East Development Recovery Zone Facility Bonds), 6.875%, 5/15/2040     85,000 85,295
        $15,924,843
18

Portfolio of Investments (unaudited) – continued
Issuer     Shares/Par Value ($)
Municipal Bonds - continued
Oklahoma - 1.0%
Catoosa, OK, Industrial Authority Sales Tax Rev., 4%, 10/01/2028   $ 40,000 $41,433
Fort Sill Apache Tribe, OK, Economic Development Authority, Gaming Enterprise, “A”, 8.5%, 8/25/2026 (Prerefunded 8/25/2021) (n)     405,000 407,037
Norman, OK, Regional Hospital Authority Rev., 4%, 9/01/2045     205,000 235,323
Norman, OK, Regional Hospital Authority Rev., 5%, 9/01/2045     220,000 274,068
Oklahoma Development Finance Authority, First Mortgage Rev. (Sommerset Project), 5%, 7/01/2042     200,000 223,121
Oklahoma Development Finance Authority, Health System Rev. (OU Medicine Project), “B”, 5%, 8/15/2029     55,000 68,762
Oklahoma Development Finance Authority, Health System Rev. (OU Medicine Project), “B”, 5%, 8/15/2033     285,000 350,978
Oklahoma Development Finance Authority, Health System Rev. (OU Medicine Project), “B”, 5%, 8/15/2038     400,000 487,660
Oklahoma Development Finance Authority, Health System Rev. (OU Medicine Project), “B”, 5.25%, 8/15/2043     360,000 444,363
Oklahoma Development Finance Authority, Health System Rev. (OU Medicine Project), “B”, 5.25%, 8/15/2048     400,000 491,389
Tulsa, OK, Airport Improvement Trust Rev., “A”, 5%, 6/01/2045     105,000 117,351
        $3,141,485
Oregon - 0.8%
Forest Grove, OR, Campus Improvement Rev. (Pacific University Project), “A”, 4.5%, 5/01/2029   $ 150,000 $154,215
Forest Grove, OR, Campus Improvement Rev. (Pacific University Project), “A”, 5%, 5/01/2036     170,000 193,347
Forest Grove, OR, Campus Improvement Rev. (Pacific University Project), “A”, 5%, 5/01/2040     190,000 195,880
Medford, OR, Hospital Facility Authority Rev. (Asante Projects), “A”, 4%, 8/15/2050     730,000 859,544
Oregon Facilities Authority Rev. (Samaritan Health Services Project), “A”, 5%, 10/01/2040     60,000 75,802
Oregon Facilities Authority Rev. (Willamette University Projects), “A”, 4%, 10/01/2051     300,000 351,994
Yamhill County, OR, Hospital Authority Rev. (Friendsview), “A”, 5%, 11/15/2056     405,000 473,835
Yamhill County, OR, Hospital Authority Rev. (Friendsview), “B-1”, 2.5%, 11/15/2028     60,000 60,312
Yamhill County, OR, Hospital Authority Rev. (Friendsview), “B-2”, 2.125%, 11/15/2027     25,000 25,096
Yamhill County, OR, Hospital Authority Rev. (Friendsview), “B-3”, 1.75%, 11/15/2026     50,000 50,116
        $2,440,141
Pennsylvania - 11.1%
Allegheny County, PA, Hospital Development Authority Rev. (Allegheny Health Network Obligated Group), “A”, 4%, 4/01/2044   $ 1,540,000 $1,759,320
Allentown, PA, Neighborhood Improvement Zone Development Authority Tax Rev. (City Center Project), 5%, 5/01/2028 (n)     100,000 122,197
Allentown, PA, Neighborhood Improvement Zone Development Authority Tax Rev. (City Center Project), 5%, 5/01/2033 (n)     100,000 120,517
Allentown, PA, Neighborhood Improvement Zone Development Authority Tax Rev. (City Center Project), 5%, 5/01/2042 (n)     120,000 143,608
Allentown, PA, Neighborhood Improvement Zone Development Authority Tax Rev. (City Center Refunding Project), 5%, 5/01/2032 (n)     245,000 289,652
Allentown, PA, Neighborhood Improvement Zone Development Authority Tax Rev. (City Center Refunding Project), 5%, 5/01/2042 (n)     175,000 203,971
Allentown, PA, Neighborhood Improvement Zone Development Authority Tax Rev., “A”, 5%, 5/01/2035     160,000 164,667
Allentown, PA, Neighborhood Improvement Zone Development Authority Tax Rev., “A”, 5%, 5/01/2042     685,000 703,774
Berks County, PA, Industrial Development Authority Health System Rev. (Tower Health Project), 5%, 11/01/2034     465,000 523,406
Berks County, PA, Industrial Development Authority Health System Rev. (Tower Health Project), 4%, 11/01/2047     390,000 398,212
Berks County, PA, Industrial Development Authority Health System Rev. (Tower Health Project), 5%, 11/01/2050     840,000 928,080
Berks County, PA, Municipal Authority Rev. (Reading Hospital & Medical Center), “A”, 5%, 11/01/2044     705,000 716,385
Berks County, PA, Reading School District, AGM, 5%, 3/01/2036     55,000 66,789
Blythe Township, PA, Solid Waste Authority Rev., 7.75%, 12/01/2037     490,000 588,453
Chester County, PA, Health & Education Facilities Authority Rev. (Simpson Senior Services Project), 5%, 12/01/2051     185,000 191,409
Chester County, PA, Health & Education Facilities Authority Rev. (Simpson Senior Services Project), “A”, 5%, 12/01/2030     90,000 95,077
Chester County, PA, Health & Education Facilities Authority Rev. (Simpson Senior Services Project), “A”, 5.25%, 12/01/2045     200,000 207,979
Clairton, PA, Municipal Authority Sewer Rev., “B”, 5%, 12/01/2037     265,000 277,923
Commonwealth of Pennsylvania, Tobacco Master Settlement Financing Authority Rev., 5%, 6/01/2032     140,000 174,723
Commonwealth of Pennsylvania, Tobacco Master Settlement Financing Authority Rev., 5%, 6/01/2033     120,000 149,199
Commonwealth of Pennsylvania, Tobacco Master Settlement Financing Authority Rev., 5%, 6/01/2034     60,000 74,366
Doylestown, PA, Hospital Rev., “A”, 4%, 7/01/2045     55,000 61,697
Doylestown, PA, Hospital Rev., “A”, 5%, 7/01/2049     55,000 66,060
East Hempfield Township, PA, Industrial Development Authority Rev. (Student Services, Inc., Student Housing Project at Millersville University of Pennsylvania), 5%, 7/01/2030     45,000 53,121
East Hempfield Township, PA, Industrial Development Authority Rev. (Student Services, Inc., Student Housing Project at Millersville University of Pennsylvania), 5%, 7/01/2035     60,000 70,828
19

Portfolio of Investments (unaudited) – continued
Issuer     Shares/Par Value ($)
Municipal Bonds - continued
Pennsylvania - continued
East Hempfield Township, PA, Industrial Development Authority Rev. (Student Services, Inc., Student Housing Project at Millersville University of Pennsylvania), 5%, 7/01/2039   $ 65,000 $73,950
East Hempfield Township, PA, Industrial Development Authority Rev. (Student Services, Inc., Student Housing Project at Millersville University of Pennsylvania), 5%, 7/01/2046     40,000 45,508
Franklin County, PA, Industrial Development Authority Rev. (Menno-Haven, Inc. Project), 5%, 12/01/2038     230,000 252,908
Franklin County, PA, Industrial Development Authority Rev. (Menno-Haven, Inc. Project), 5%, 12/01/2043     305,000 332,250
Franklin County, PA, Industrial Development Authority Rev. (Menno-Haven, Inc. Project), 5%, 12/01/2048     310,000 335,857
Franklin County, PA, Industrial Development Authority Rev. (Menno-Haven, Inc. Project), 5%, 12/01/2053     295,000 318,979
Geisinger, PA, Geisinger Authority Health System Rev., “A”, 4%, 4/01/2050     2,000,000 2,348,392
Lehigh County, PA, Hospital Authority Rev. (Lehigh Valley Health Network), “A”, 4%, 7/01/2049     600,000 700,553
Lehigh County, PA, Water & Sewer Authority Rev. (Allentown Concession), Capital Appreciation, “B”, 0%, 12/01/2037     1,850,000 1,252,598
Lehigh County, PA, Water & Sewer Authority Rev., “A”, 5%, 12/01/2043 (Prerefunded 12/01/2023)     1,175,000 1,305,622
Lehigh County, PA, Water & Sewer Authority Rev., “A”, 5%, 12/01/2043     1,020,000 1,121,640
Luzerne County, PA, Wilkes-Barre Area School District, General Obligation, BAM, 5%, 4/15/2059     105,000 130,881
Montgomery County, PA, Higher Education & Health Authority Rev. (Thomas Jefferson University), 4%, 9/01/2044     205,000 239,314
Montgomery County, PA, Higher Education & Health Authority Rev. (Thomas Jefferson University), 4%, 9/01/2049     195,000 226,407
Montgomery County, PA, Higher Education & Health Authority Rev. (Thomas Jefferson University), “A”, 5%, 9/01/2048     655,000 806,929
Montgomery County, PA, Industrial Development Authority Retirement Communities Rev. (Acts Retirement-Life Communities, Inc. Obligated Group), 5%, 11/15/2028 (Prerefunded 5/15/2022)     565,000 586,900
Montgomery County, PA, Industrial Development Authority Retirement Communities Rev. (Acts Retirement-Life Communities, Inc. Obligated Group), “C”, 5%, 11/15/2045     235,000 287,045
Montgomery County, PA, Industrial Development Authority Rev. (Whitemarsh Continuing Care Retirement Community Project), 5.375%, 1/01/2050     1,110,000 1,198,960
Pennsylvania Economic Development Financing Authority Private Activity Rev. (Pennsylvania Rapid Bridge Replacement Project), 5%, 12/31/2030     200,000 236,578
Pennsylvania Higher Educational Assistance Agency, Education Loan Rev., “A”, 2.625%, 6/01/2042     75,000 76,253
Pennsylvania Higher Educational Facilities Authority Rev. (Drexel University), “A”, AGM, 4%, 5/01/2050     1,400,000 1,655,970
Pennsylvania Higher Educational Facilities Authority Rev. (Saint Francis University Project), “JJ2”, 6.25%, 11/01/2041 (Prerefunded 11/01/2021)     295,000 299,425
Pennsylvania Public School Building Authority, School Lease Rev. (School District of Philadelphia Project), 5%, 4/01/2028 (Prerefunded 4/01/2022)     250,000 258,179
Pennsylvania Turnpike Commission Rev., ”A“, 4%, 12/01/2050     775,000 914,445
Pennsylvania Turnpike Commission Subordinate Rev., “A”, AGM, 4%, 12/01/2049     1,755,000 2,069,479
Philadelphia, PA, Authority for Industrial Development Rev. (MaST Charter School Project), “A”, 5.625%, 8/01/2036     100,000 113,581
Philadelphia, PA, Authority for Industrial Development Rev. (MaST Charter School Project), “A”, 5.75%, 8/01/2046     275,000 309,563
Philadelphia, PA, Authority for Industrial Development Rev. (MaST Charter School Project), “A”, 5.375%, 8/01/2051     235,000 271,233
Philadelphia, PA, Authority for Industrial Development Rev. (MaST Charter School Project), “B”, 6%, 8/01/2051     370,000 419,844
Philadelphia, PA, Authority for Industrial Development Rev. (Tacony Academy Charter School Project), 6.875%, 6/15/2033     155,000 171,217
Philadelphia, PA, Authority for Industrial Development Rev. (Tacony Academy Charter School Project), 7.375%, 6/15/2043     270,000 298,820
Philadelphia, PA, Authority for Industrial Development Rev. (Tacony Academy Charter School Project), “A-1”, 6.75%, 6/15/2033     100,000 110,232
Philadelphia, PA, Authority for Industrial Development Rev. (Tacony Academy Charter School Project), “A-1”, 7%, 6/15/2043     290,000 318,962
Philadelphia, PA, Authority for Industrial Development, Multi-Family Housing Rev. (University Square Apartment Project-Section 8), “I”, 5%, 12/01/2037     265,000 310,202
Philadelphia, PA, Authority for Industrial Development, Multi-Family Housing Rev. (University Square Apartment Project-Section 8), “I”, 5%, 12/01/2058     1,060,000 1,220,129
Philadelphia, PA, Authority for Industrial Development, Multi-Family Housing Rev. (University Square Apartment Project-Section 8), “III”, 5.25%, 12/01/2047 (n)     280,000 301,078
Philadelphia, PA, Authority for Industrial Development, Multi-Family Housing Rev. (University Square Apartment Project-Section 8), “III”, 5.5%, 12/01/2058 (n)     405,000 437,289
Philadelphia, PA, Authority for Industrial Development, Senior Living Facilities Rev. (Wesley Enhanced Living Obligated Group), “A”, 5%, 7/01/2037     205,000 233,358
Philadelphia, PA, Authority for Industrial Development, Senior Living Facilities Rev. (Wesley Enhanced Living Obligated Group), “A”, 5%, 7/01/2042     245,000 276,304
Philadelphia, PA, Authority for Industrial Development, Senior Living Facilities Rev. (Wesley Enhanced Living Obligated Group), “A”, 5%, 7/01/2049     350,000 392,077
Philadelphia, PA, Gas Works Rev. (1998 General Ordinance), “15”, 5%, 8/01/2042     955,000 1,157,135
Philadelphia, PA, School District, “A”, 5%, 9/01/2033     40,000 50,628
Philadelphia, PA, School District, “A”, 5%, 9/01/2035     140,000 176,078
20

Portfolio of Investments (unaudited) – continued
Issuer     Shares/Par Value ($)
Municipal Bonds - continued
Pennsylvania - continued
Philadelphia, PA, School District, “A”, 4%, 9/01/2036   $ 290,000 $348,254
Philadelphia, PA, School District, “A”, 5%, 9/01/2036     50,000 62,682
Philadelphia, PA, School District, “A”, 5%, 9/01/2037     50,000 62,498
Philadelphia, PA, School District, “A”, 5%, 9/01/2038     50,000 62,421
Philadelphia, PA, School District, “B”, 5%, 9/01/2043     150,000 185,802
Pittsburgh, PA, Water & Sewer Authority Rev., “A”, AGM, 5%, 9/01/2032     80,000 111,292
Pittsburgh, PA, Water & Sewer Authority Rev., “A”, AGM, 5%, 9/01/2033     60,000 85,240
Pittsburgh, PA, Water & Sewer Authority Rev., “A”, AGM, 4%, 9/01/2035     30,000 36,365
Pittsburgh, PA, Water & Sewer Authority Rev., “A”, AGM, 5%, 9/01/2044     205,000 260,513
Scranton-Lackawanna, PA, Health and Welfare Authority, University Rev. (Marywood University Project), 5%, 6/01/2046     885,000 961,477
Washington County, PA, Canon-McMillan School District, BAM, 4%, 6/01/2044     190,000 216,100
Washington County, PA, Canon-McMillan School District, BAM, 4%, 6/01/2046     290,000 328,770
Washington County, PA, Canon-McMillan School District, BAM, 4%, 6/01/2048     200,000 226,133
Washington County, PA, Redevelopment Authority Refunding Rev. (Victory Centre Tax Increment Financing Project), 4%, 7/01/2023     20,000 20,555
Washington County, PA, Redevelopment Authority Refunding Rev. (Victory Centre Tax Increment Financing Project), 5%, 7/01/2035     30,000 33,107
West Shore, PA, Area Authority Rev. (Messiah Village Project), “A”, 5%, 7/01/2030     60,000 67,388
West Shore, PA, Area Authority Rev. (Messiah Village Project), “A”, 5%, 7/01/2035     60,000 66,810
        $34,929,572
Puerto Rico - 6.8%
Commonwealth of Puerto Rico Highway & Transportation Authority Rev., “D”, AGM, 5%, 7/01/2032   $ 745,000 $765,759
Commonwealth of Puerto Rico Highway & Transportation Authority Rev., “J”, NPFG, 5%, 7/01/2029     75,000 76,986
Commonwealth of Puerto Rico Highway & Transportation Authority Rev., “N”, AAC, 5.25%, 7/01/2030     175,000 190,989
Commonwealth of Puerto Rico Highway & Transportation Authority Rev., “N”, AAC, 5.25%, 7/01/2031     1,380,000 1,507,255
Commonwealth of Puerto Rico Highway & Transportation Authority Rev., Unrefunded Balance, “A”, NPFG, 5%, 7/01/2038     75,000 76,986
Commonwealth of Puerto Rico, “A”, AGM, 5.375%, 7/01/2025     95,000 97,242
Commonwealth of Puerto Rico, Public Improvement, “A”, AGM, 5%, 7/01/2035     735,000 756,622
Commonwealth of Puerto Rico, Public Improvement, “A-4”, AGM, 5.25%, 7/01/2030     160,000 164,644
Commonwealth of Puerto Rico, Public Improvement, “C-7”, NPFG, 6%, 7/01/2027     460,000 475,059
Puerto Rico Convention Center District Authority, Hotel Occupancy Tax Rev., “A”, AAC, 5%, 7/01/2031     960,000 983,105
Puerto Rico Electric Power Authority Rev., “NN”, NPFG, 5.25%, 7/01/2022     280,000 286,511
Puerto Rico Electric Power Authority Rev., “NN”, NPFG, 4.75%, 7/01/2033     45,000 45,716
Puerto Rico Electric Power Authority Rev., “PP”, NPFG, 5%, 7/01/2024     30,000 30,650
Puerto Rico Electric Power Authority Rev., “PP”, NPFG, 5%, 7/01/2025     30,000 30,794
Puerto Rico Electric Power Authority Rev., “RR”, NPFG, 5%, 7/01/2022     70,000 71,011
Puerto Rico Electric Power Authority Rev., “TT”, 5%, 7/01/2032 (a)(d)     1,960,000 1,918,350
Puerto Rico Electric Power Authority Rev., “TT”, NPFG, 5%, 7/01/2024     125,000 127,708
Puerto Rico Electric Power Authority Rev., “TT”, NPFG, 5%, 7/01/2026     10,000 10,265
Puerto Rico Electric Power Authority Rev., “UU”, AGM, 5%, 7/01/2022     75,000 77,090
Puerto Rico Electric Power Authority Rev., “VV”, NPFG, 5.25%, 7/01/2025     55,000 58,477
Puerto Rico Electric Power Authority Rev., “VV”, NPFG, 5.25%, 7/01/2026     110,000 117,689
Puerto Rico Electric Power Authority Rev., “VV”, NPFG, 5.25%, 7/01/2030     490,000 527,239
Puerto Rico Electric Power Authority Rev., “WW”, 5%, 7/01/2028 (a)(d)     1,650,000 1,614,937
Puerto Rico Industrial, Tourist, Educational, Medical & Environmental Control Facilities Financing Authority Rev. (Cogeneration Facilities - AES Puerto Rico Project), 6.625%, 6/01/2026     820,000 846,650
Puerto Rico Industrial, Tourist, Educational, Medical & Environmental Control Facilities Financing Authority, Higher Education Rev. (Ana G. Mendez University System Project), 5.375%, 12/01/2021     25,000 25,031
Puerto Rico Industrial, Tourist, Educational, Medical & Environmental Control Facilities Financing Authority, Higher Education Rev. (Ana G. Mendez University System Project), 5%, 4/01/2022     120,000 121,614
Puerto Rico Industrial, Tourist, Educational, Medical & Environmental Control Facilities Financing Authority, Higher Education Rev. (Ana G. Mendez University System Project), 5%, 3/01/2026     20,000 20,050
Puerto Rico Industrial, Tourist, Educational, Medical & Environmental Control Facilities Financing Authority, Higher Education Rev. (Ana G. Mendez University System Project), 5%, 4/01/2027     375,000 379,598
Puerto Rico Industrial, Tourist, Educational, Medical & Environmental Control Facilities Financing Authority, Higher Education Rev. (Ana G. Mendez University System Project), 5.5%, 12/01/2031     130,000 130,325
21

Portfolio of Investments (unaudited) – continued
Issuer     Shares/Par Value ($)
Municipal Bonds - continued
Puerto Rico - continued
Puerto Rico Industrial, Tourist, Educational, Medical & Environmental Control Facilities Financing Authority, Higher Education Rev. (Ana G. Mendez University System Project), 5.125%, 4/01/2032   $ 140,000 $141,856
Puerto Rico Industrial, Tourist, Educational, Medical & Environmental Control Facilities Financing Authority, Higher Education Rev. (Ana G. Mendez University System Project), 5%, 3/01/2036     140,000 140,350
Puerto Rico Industrial, Tourist, Educational, Medical & Environmental Control Facilities Financing Authority, Higher Education Rev. (Ana G. Mendez University System Project), 5.375%, 4/01/2042     110,000 111,650
Puerto Rico Industrial, Tourist, Educational, Medical & Environmental Control Facilities Financing Authority, Higher Education Rev. (University of Sacred Heart), 4.375%, 10/01/2031     70,000 70,460
Puerto Rico Industrial, Tourist, Educational, Medical & Environmental Control Facilities Financing Authority, Higher Education Rev. (University of Sacred Heart), 5%, 10/01/2042     125,000 126,875
Puerto Rico Infrastructure Financing Authority Special Tax Rev., “C”, AAC, 5.5%, 7/01/2023     585,000 613,843
Puerto Rico Infrastructure Financing Authority Special Tax Rev., “C”, AAC, 5.5%, 7/01/2024     345,000 368,464
Puerto Rico Infrastructure Financing Authority Special Tax Rev., “C”, AAC, 5.5%, 7/01/2026     365,000 398,960
Puerto Rico Municipal Finance Agency, “A”, AGM, 5%, 8/01/2027     40,000 41,115
Puerto Rico Public Buildings Authority Government Facilities Rev., “I”, AGM, 5%, 7/01/2036     85,000 87,369
Puerto Rico Public Buildings Authority Government Facilities Rev., “M-2”, AAC, 10%, 7/01/2035     780,000 821,291
Puerto Rico Public Buildings Authority Government Facilities Rev., “M-3”, NPFG, 6%, 7/01/2027     190,000 196,220
Puerto Rico Public Buildings Authority Government Facilities Rev., “M-3”, NPFG, 6%, 7/01/2028     65,000 67,190
Puerto Rico Sales Tax Financing Corp., Restructured Sales Tax Rev., “2019A-1”, 4.55%, 7/01/2040     82,000 94,347
Puerto Rico Sales Tax Financing Corp., Restructured Sales Tax Rev., “2019A-1”, 5%, 7/01/2058     2,326,000 2,712,186
Puerto Rico Sales Tax Financing Corp., Restructured Sales Tax Rev., “2019A-2”, 4.329%, 7/01/2040     765,000 869,391
Puerto Rico Sales Tax Financing Corp., Restructured Sales Tax Rev., “2019A-2”, 4.536%, 7/01/2053     5,000 5,669
Puerto Rico Sales Tax Financing Corp., Restructured Sales Tax Rev., “2019A-2”, 4.784%, 7/01/2058     93,000 107,166
Puerto Rico Sales Tax Financing Corp., Restructured Sales Tax Rev., Capital Appreciation, “2019A-1”, 0%, 7/01/2027     144,000 132,033
Puerto Rico Sales Tax Financing Corp., Restructured Sales Tax Rev., Capital Appreciation, “2019A-1”, 0%, 7/01/2031     1,571,000 1,268,944
Puerto Rico Sales Tax Financing Corp., Restructured Sales Tax Rev., Capital Appreciation, “2019A-1”, 0%, 7/01/2033     1,498,000 1,124,663
Puerto Rico Sales Tax Financing Corp., Restructured Sales Tax Rev., Capital Appreciation, “2019A-1”, 0%, 7/01/2046     780,000 261,462
University of Puerto Rico Rev., “P”, NPFG, 5%, 6/01/2025     70,000 71,853
        $21,367,709
Rhode Island - 0.2%
Rhode Island Student Loan Authority, Education Loan Rev., “A”, 2.25%, 12/01/2039   $ 180,000 $182,838
Rhode Island Student Loan Authority, Student Loan Rev., “A”, 3.5%, 12/01/2034     140,000 145,910
Rhode Island Student Loan Authority, Student Loan Rev., ”A“, 3.625%, 12/01/2037     370,000 391,740
        $720,488
South Carolina - 2.1%
Richland County, SC, Environmental Improvement Rev. (International Paper), “A”, 3.875%, 4/01/2023   $ 905,000 $958,878
South Carolina Jobs & Economic Development Authority, Educational Facilities Rev. (Green Charter Schools Project), “A”, 4%, 6/01/2046 (n)(w)     100,000 106,935
South Carolina Jobs & Economic Development Authority, Health Facilities Rev. (Lutheran Homes of South Carolina, Inc.), 5.125%, 5/01/2048     105,000 107,000
South Carolina Jobs & Economic Development Authority, Health Facilities Rev. (Lutheran Homes of South Carolina, Inc.), “B”, 5%, 5/01/2037     75,000 79,628
South Carolina Jobs & Economic Development Authority, Hospital Rev. (Hampton Regional Medical Center Project), 4%, 11/01/2029     160,000 174,863
South Carolina Jobs & Economic Development Authority, Hospital Rev. (Hampton Regional Medical Center Project), 5%, 11/01/2033     170,000 190,569
South Carolina Jobs & Economic Development Authority, Hospital Rev. (Hampton Regional Medical Center Project), 5%, 11/01/2037     120,000 133,966
South Carolina Jobs & Economic Development Authority, Hospital Rev. (Hampton Regional Medical Center Project), 5%, 11/01/2042     300,000 333,466
South Carolina Jobs & Economic Development Authority, Hospital Rev. (Hampton Regional Medical Center Project), 5%, 11/01/2046     165,000 181,633
South Carolina Jobs & Economic Development Authority, Hospital Rev. (Prisma Health Obligated Group), “A”, 5%, 5/01/2048     770,000 939,504
South Carolina Jobs & Economic Development Authority, Residential Care Facilities Rev. (South Carolina Episcopal Home at Still Hopes), 5%, 4/01/2047     240,000 265,063
22

Portfolio of Investments (unaudited) – continued
Issuer     Shares/Par Value ($)
Municipal Bonds - continued
South Carolina - continued
South Carolina Jobs & Economic Development Authority, Residential Care Facilities Rev. (South Carolina Episcopal Home at Still Hopes), 5%, 4/01/2052   $ 225,000 $248,246
South Carolina Jobs & Economic Development Authority, Retirement Community Rev. (Kiawah Life Plan Village, Inc. Project), “A”, 8.75%, 7/01/2025 (n)(w)     100,000 99,997
South Carolina Public Service Authority Rev., “A”, 5.125%, 12/01/2043     525,000 581,500
South Carolina Public Service Authority Rev., “B”, 5.125%, 12/01/2043     1,300,000 1,439,905
Spartanburg County, SC, Regional Health Services District Hospital Rev., “A”, 5%, 4/15/2048     490,000 598,588
Spartanburg County, SC, Regional Health Services District Hospital Rev., “A”, AGM, 4%, 4/15/2045     90,000 106,218
        $6,545,959
Tennessee - 1.8%
Chattanooga, TN, Health, Educational & Housing Facility Board Rev. (Catholic Health Initiatives), “A”, 5.25%, 1/01/2045 (Prerefunded 1/01/2023)   $ 1,710,000 $1,831,116
Chattanooga, TN, Health, Educational & Housing Facility Board Rev. (CommonSpirit Health), “A-2”, 5%, 8/01/2044     45,000 56,411
Chattanooga, TN, Health, Educational & Housing Facility Board Rev. (CommonSpirit Health), “A-2”, 5%, 8/01/2049     20,000 24,940
Knox County, TN, Health, Educational & Housing Facility Board Rev. (University Health Systems, Inc.), 5%, 4/01/2030     85,000 101,362
Knox County, TN, Health, Educational & Housing Facility Board Rev. (University Health Systems, Inc.), 5%, 4/01/2031     100,000 118,620
Knox County, TN, Health, Educational & Housing Facility Board Rev. (University Health Systems, Inc.), 5%, 4/01/2036     130,000 152,330
Metropolitan Government of Nashville & Davidson County, TN, Health & Educational Facilities Board Rev. (Vanderbilt University Medical Center), “A”, 5%, 7/01/2035     395,000 476,271
Metropolitan Government of Nashville & Davidson County, TN, Health & Educational Facilities Board Rev., Refunding & Improvement (Trevecca Nazarene University Project), 5%, 10/01/2034     15,000 18,990
Metropolitan Government of Nashville & Davidson County, TN, Health & Educational Facilities Board Rev., Refunding & Improvement (Trevecca Nazarene University Project), 5%, 10/01/2039     25,000 31,317
Metropolitan Nashville Airport Authority, TN, Airport Rev., “B”, 5%, 7/01/2054     575,000 723,892
Tennessee Energy Acquisition Corp., Gas Rev., “A”, 5.25%, 9/01/2022     510,000 537,608
Tennessee Energy Acquisition Corp., Gas Rev., “A”, 5.25%, 9/01/2026     905,000 1,090,177
Tennessee Energy Acquisition Corp., Gas Rev., “C”, 5%, 2/01/2025     450,000 519,239
        $5,682,273
Texas - 7.6%
Arlington, TX, Higher Education Finance Corp. Education Rev. (Newman International Academy), “A”, 5.375%, 8/15/2036   $ 90,000 $100,585
Arlington, TX, Higher Education Finance Corp. Education Rev. (Newman International Academy), “A”, 5.5%, 8/15/2046     385,000 426,804
Arlington, TX, Higher Education Finance Corp. Education Rev. (UME Preparatory Academy), “A”, 5%, 8/15/2038     95,000 106,695
Arlington, TX, Higher Education Finance Corp. Education Rev. (UME Preparatory Academy), “A”, 5%, 8/15/2048     150,000 165,919
Arlington, TX, Higher Education Finance Corp. Education Rev. (UME Preparatory Academy), “A”, 5%, 8/15/2053     155,000 171,001
Austin, TX, Convention Center (Convention Enterprises, Inc.), “A”, 5%, 1/01/2029     65,000 75,314
Austin, TX, Convention Center (Convention Enterprises, Inc.), “A”, 5%, 1/01/2031     105,000 120,287
Austin, TX, Convention Center (Convention Enterprises, Inc.), “A”, 5%, 1/01/2034     20,000 22,138
Austin, TX, Convention Center (Convention Enterprises, Inc.), “B”, 5%, 1/01/2026     45,000 50,300
Austin, TX, Convention Center (Convention Enterprises, Inc.), “B”, 5%, 1/01/2028     35,000 39,582
Austin, TX, Convention Center (Convention Enterprises, Inc.), “B”, 5%, 1/01/2030     50,000 55,941
Central Texas Regional Mobility Authority Senior Lien Rev., “A”, 5%, 1/01/2045     175,000 201,440
Central Texas Regional Mobility Authority Senior Lien Rev., “B”, 5%, 1/01/2046     1,405,000 1,812,461
Clifton, TX, Higher Education Finance Corp. Rev. (Idea Public Schools), 6%, 8/15/2033     170,000 187,185
Clifton, TX, Higher Education Finance Corp. Rev. (Idea Public Schools), 5.75%, 8/15/2041 (Prerefunded 8/15/2021)     130,000 130,245
Clifton, TX, Higher Education Finance Corp. Rev. (Idea Public Schools), 5%, 8/15/2042     915,000 947,266
Clifton, TX, Higher Education Finance Corp. Rev. (Idea Public Schools), 6%, 8/15/2043     275,000 300,965
Dallas and Fort Worth, TX, International Airport Rev., “B”, 5%, 11/01/2044     720,000 761,430
Decatur, TX, Hospital Authority Rev. (Wise Regional Health System), “A”, 5.25%, 9/01/2044     245,000 273,573
Gulf Coast, TX, Industrial Development Authority Rev. (CITGO Petroleum Corp.), 4.875%, 5/01/2025     405,000 414,473
Harris County, TX, Cultural Education Facilities Finance Corp., Hospital Rev. (Texas Children's Hospital), “A”, 4%, 10/01/2035     170,000 205,792
Harris County, TX, Cultural Education Facilities Finance Corp., Hospital Rev. (Texas Children's Hospital), “A”, 4%, 10/01/2036     300,000 362,393
Harris County, TX, Cultural Education Facilities Finance Corp., Hospital Rev. (Texas Children's Hospital), “A”, 4%, 10/01/2037     405,000 487,921
Harris County, TX, Cultural Education Facilities Finance Corp., Hospital Rev. (Texas Children's Hospital), “A”, 4%, 10/01/2038     340,000 408,733
Harris County-Houston, TX, Sports Authority Rev., “C”, 5%, 11/15/2031     205,000 230,193
Harris County-Houston, TX, Sports Authority Rev., “C”, 5%, 11/15/2032     30,000 33,685
23

Portfolio of Investments (unaudited) – continued
Issuer     Shares/Par Value ($)
Municipal Bonds - continued
Texas - continued
Harris County-Houston, TX, Sports Authority Rev., “C”, 5%, 11/15/2033   $ 75,000 $84,204
Harris County-Houston, TX, Sports Authority Rev., Capital Appreciation, “A”, AGM, 0%, 11/15/2038     1,205,000 579,213
Harris County-Houston, TX, Sports Authority Rev., Capital Appreciation, “A”, AGM, 0%, 11/15/2041     125,000 59,189
Harris County-Houston, TX, Sports Authority Rev., Capital Appreciation, “A”, AGM, 0%, 11/15/2046     315,000 114,919
Houston, TX, Airport System Rev., Special Facilities Rev. (Continental Airlines, Inc.), 6.625%, 7/15/2038     470,000 472,831
Houston, TX, Airport System Rev., Special Facilities Rev. (United Airlines, Inc. Terminal E Project), 4.75%, 7/01/2024     460,000 493,529
Houston, TX, Airport System Rev., Special Facilities Rev. (United Airlines, Inc. Terminal E Project), 5%, 7/01/2029     100,000 110,135
Houston, TX, Airport System Rev., Special Facilities Rev. (United Airlines, Inc. Terminal Improvement Projects), “B-1”, 5%, 7/15/2030     1,355,000 1,527,773
Houston, TX, Airport System Rev., Special Facilities Rev. (United Airlines, Inc. Terminal Improvement Projects), “B-2”, 5%, 7/15/2027     100,000 119,827
Houston, TX, Airport System Rev., Subordinate Lien, “A”, 5%, 7/01/2031 (Prerefunded 7/01/2022)     250,000 260,894
Houston, TX, Higher Education Finance Corp. University Rev. (Houston Baptist University Project), 4%, 10/01/2051     85,000 95,288
Houston, TX, Industrial Development Corp. (United Parcel Service, Inc.), 6%, 3/01/2023     90,000 90,298
Irving, TX, Hospital Authority Rev. (Baylor Scott & White Medical Center-Irving), “A”, 5%, 10/15/2044     145,000 170,753
Mission, TX, Economic Development Corp. (NatGasoline Project), 4.625%, 10/01/2031 (n)     355,000 374,917
New Hope, TX, Cultural Education Facilities Finance Corp., Retirement Facility Rev. (MRC Senior Living - Langford Project), “A”, 5%, 11/15/2026     25,000 26,830
New Hope, TX, Cultural Education Facilities Finance Corp., Retirement Facility Rev. (MRC Senior Living - Langford Project), “A”, 5.375%, 11/15/2036     40,000 43,567
New Hope, TX, Cultural Education Facilities Finance Corp., Retirement Facility Rev. (MRC Senior Living - Langford Project), “A”, 5.5%, 11/15/2046     80,000 86,609
New Hope, TX, Cultural Education Facilities Finance Corp., Retirement Facility Rev. (MRC Senior Living - Langford Project), “A”, 5.5%, 11/15/2052     90,000 97,166
New Hope, TX, Cultural Education Facilities Finance Corp., Retirement Facility Rev. (Wesleyan Homes, Inc. Project), 3%, 1/01/2024     15,000 15,090
New Hope, TX, Cultural Education Facilities Finance Corp., Retirement Facility Rev. (Wesleyan Homes, Inc. Project), 4%, 1/01/2029     30,000 31,310
New Hope, TX, Cultural Education Facilities Finance Corp., Retirement Facility Rev. (Wesleyan Homes, Inc. Project), 5%, 1/01/2039     35,000 37,579
New Hope, TX, Cultural Education Facilities Finance Corp., Retirement Facility Rev. (Wesleyan Homes, Inc. Project), 5%, 1/01/2050     40,000 42,437
New Hope, TX, Cultural Education Facilities Finance Corp., Retirement Facility Rev. (Wesleyan Homes, Inc. Project), 5%, 1/01/2055     150,000 158,646
New Hope, TX, Cultural Education Facilities Finance Corp., Senior Living Rev. (Cardinal Bay, Inc. - Village on the Park/Carriage Inn Project), “A-1”, 5%, 7/01/2031     30,000 32,209
New Hope, TX, Cultural Education Facilities Finance Corp., Senior Living Rev. (Cardinal Bay, Inc. - Village on the Park/Carriage Inn Project), “A-1”, 4%, 7/01/2036     135,000 135,415
New Hope, TX, Cultural Education Facilities Finance Corp., Student Housing Rev. (CHF - Collegiate Housing Stephenville III LLC - Tarleton State University Project), 5%, 4/01/2030 (Prerefunded 4/01/2025)     50,000 58,570
New Hope, TX, Cultural Education Facilities Finance Corp., Student Housing Rev. (CHF - Collegiate Housing Stephenville III LLC - Tarleton State University Project), 5%, 4/01/2035 (Prerefunded 4/01/2025)     45,000 52,713
New Hope, TX, Cultural Education Facilities Finance Corp., Student Housing Rev. (CHF - Collegiate Housing Stephenville III LLC - Tarleton State University Project), 5%, 4/01/2047 (Prerefunded 4/01/2025)     120,000 140,568
Newark, TX, Higher Education Finance Corp. Rev. (A+ Charter Schools, Inc.), “A”, 5.5%, 8/15/2035 (n)     175,000 199,782
Newark, TX, Higher Education Finance Corp. Rev. (A+ Charter Schools, Inc.), “A”, 5.75%, 8/15/2045 (n)     225,000 256,159
Newark, TX, Higher Education Finance Corp. Rev. (Austin Achieve Public Schools, Inc.), “A”, 5.25%, 6/15/2048 (Prerefunded 6/15/2022)     125,000 130,452
North Texas Education Finance Corp., Education Rev. (Uplift Education), “A”, 5.125%, 12/01/2042 (Prerefunded 6/01/2022)     275,000 286,290
North Texas Tollway Authority System Rev., “B”, 4%, 1/01/2041     530,000 639,059
Port Beaumont, TX, Navigation District Facility Rev. (Jefferson Gulf Coast Energy Project), “A”, 3.625%, 1/01/2035 (n)     400,000 414,152
Port Beaumont, TX, Navigation District Facility Rev. (Jefferson Gulf Coast Energy Project), “A”, 4%, 1/01/2050 (n)     625,000 648,066
Port Beaumont, TX, Navigation District Facility Rev. (Jefferson Gulf Coast Energy Project), “B”, 6%, 1/01/2025 (n)     460,000 478,805
Red River, TX, Education Finance Corp., Higher Education Rev. (Houston Baptist University Project), 5.5%, 10/01/2046     445,000 523,899
Red River, TX, Health Facilities Development Corp., Retirement Facilities Rev. (MRC Crossings Project), “A”, 7.5%, 11/15/2034     195,000 217,632
Red River, TX, Health Facilities Development Corp., Retirement Facilities Rev. (MRC Crossings Project), “A”, 7.75%, 11/15/2044     360,000 401,003
Red River, TX, Health Facilities Development Corp., Retirement Facilities Rev. (MRC Crossings Project), “A”, 8%, 11/15/2049     265,000 297,201
San Antonio, TX, Airport System Rev., “A”, 5%, 7/01/2029     35,000 45,666
San Antonio, TX, Airport System Rev., “A”, 5%, 7/01/2030     50,000 64,594
24

Portfolio of Investments (unaudited) – continued
Issuer     Shares/Par Value ($)
Municipal Bonds - continued
Texas - continued
San Antonio, TX, Airport System Rev., “A”, 5%, 7/01/2031   $ 40,000 $51,556
San Antonio, TX, Airport System Rev., “A”, 5%, 7/01/2032     40,000 51,480
San Antonio, TX, Passenger Facility Charge and Subordinate Lien Airport System Rev., “A”, 5%, 7/01/2028     40,000 51,047
San Antonio, TX, Passenger Facility Charge and Subordinate Lien Airport System Rev., “A”, 5%, 7/01/2029     65,000 84,808
San Antonio, TX, Passenger Facility Charge and Subordinate Lien Airport System Rev., “A”, 5%, 7/01/2030     55,000 71,005
San Antonio, TX, Passenger Facility Charge and Subordinate Lien Airport System Rev., “A”, 5%, 7/01/2031     40,000 51,382
San Antonio, TX, Passenger Facility Charge and Subordinate Lien Airport System Rev., “A”, 5%, 7/01/2032     45,000 57,758
Tarrant County, TX, Cultural Education Facilities Finance Corp. Retirement Facility Rev. (Barton Creek Senior Living Center, Inc., Querencia Project), 5%, 11/15/2030     160,000 181,506
Tarrant County, TX, Cultural Education Facilities Finance Corp. Retirement Facility Rev. (Barton Creek Senior Living Center, Inc., Querencia Project), 5%, 11/15/2035     200,000 224,769
Tarrant County, TX, Cultural Education Facilities Finance Corp. Retirement Facility Rev. (Barton Creek Senior Living Center, Inc., Querencia Project), 5%, 11/15/2040     215,000 240,219
Tarrant County, TX, Cultural Education Facilities Finance Corp. Retirement Facility Rev. (Northwest Senior Housing Corp. Edgemere Project), 5.25%, 11/15/2047     200,000 186,766
Tarrant County, TX, Cultural Education Facilities Finance Corp. Retirement Facility Rev. (Northwest Senior Housing Corp. Edgemere Project), “A”, 5%, 11/15/2045     225,000 203,859
Tarrant County, TX, Cultural Education Facilities Finance Corp. Retirement Facility Rev. (Northwest Senior Housing Corp. Edgemere Project), “B”, 5%, 11/15/2036     1,110,000 1,066,338
Tarrant County, TX, Cultural Education Facilities Finance Corp. Retirement Facility Rev. (Stayton at Museum Way), 5.75%, 12/01/2054     1,637,959 1,753,948
Tarrant County, TX, Cultural Education Facilities Finance Corp. Retirement Facility Rev. (Trinity Terrace Project), “A-1”, 5%, 10/01/2044     110,000 121,374
Texas Private Activity Surface Transportation Corp., Senior Lien Rev. (NTE Mobility Partners Segments 3 LLC Segments 3A & 3B Facility), 7%, 12/31/2038     280,000 318,199
Texas Private Activity Surface Transportation Corp., Senior Lien Rev. (NTE Mobility Partners Segments 3 LLC Segments 3A & 3B Facility), 6.75%, 6/30/2043     225,000 254,382
Texas Transportation Commission, State Highway 249 System Rev., “A”, 5%, 8/01/2057     470,000 553,841
Texas Transportation Commission, State Highway 249 System Rev., Capital Appreciation, “A”, 0%, 8/01/2037     50,000 28,932
Texas Transportation Commission, State Highway 249 System Rev., Capital Appreciation, “A”, 0%, 8/01/2038     40,000 21,912
Texas Transportation Commission, State Highway 249 System Rev., Capital Appreciation, “A”, 0%, 8/01/2039     45,000 23,352
Texas Transportation Commission, State Highway 249 System Rev., Capital Appreciation, “A”, 0%, 8/01/2040     45,000 22,059
Texas Transportation Commission, State Highway 249 System Rev., Capital Appreciation, “A”, 0%, 8/01/2041     85,000 39,412
Texas Transportation Commission, State Highway 249 System Rev., Capital Appreciation, “A”, 0%, 8/01/2042     115,000 50,410
Texas Transportation Commission, State Highway 249 System Rev., Capital Appreciation, “A”, 0%, 8/01/2043     95,000 39,478
        $23,957,352
Utah - 0.6%
Salt Lake City, UT, Salt Lake City International Airport Rev., “A”, 5%, 7/01/2043   $ 770,000 $941,160
Utah Charter School Finance Authority, Charter School Rev. (Da Vinci Academy of Science & Arts), 4%, 4/15/2047     475,000 509,901
Utah Charter School Finance Authority, Charter School Rev. (Reagan Academy Project), 5%, 2/15/2036 (n)     100,000 110,516
Utah Charter School Finance Authority, Charter School Rev. (Reagan Academy Project), 5%, 2/15/2046 (n)     150,000 163,557
        $1,725,134
Vermont - 0.2%
Burlington, VT, Airport Rev., “A”, 4%, 7/01/2028   $ 235,000 $241,196
Vermont Economic Development Authority, Solid Waste Disposal Rev. (Casella Waste Systems, Inc.), 4.625%, 4/01/2036 (Put Date 4/03/2028) (n)     120,000 143,872
Vermont Student Assistance Corp., Education Loan Rev., “A”, 3.75%, 6/15/2030     100,000 106,004
Vermont Student Assistance Corp., Education Loan Rev., “A”, 2.375%, 6/15/2039     120,000 121,173
Vermont Student Assistance Corp., Education Loan Rev., “B”, 4.375%, 6/15/2046     150,000 157,029
        $769,274
Virginia - 1.5%
Embrey Mill Community Development Authority, VA, Special Assessment Rev., 7.25%, 3/01/2043   $ 790,000 $826,746
James City County, VA, Economic Development Authority, Residential Care Facilities Rev. (Virginia United Methodist Homes of Williamsburg), “A”, 2%, 10/01/2048     196,784 17,219
Peninsula Town Center Community Development Authority, VA, Special Obligation Refunding, 5%, 9/01/2037 (n)     115,000 127,225
25

Portfolio of Investments (unaudited) – continued
Issuer     Shares/Par Value ($)
Municipal Bonds - continued
Virginia - continued
Peninsula Town Center Community Development Authority, VA, Special Obligation Refunding, 4.5%, 9/01/2045 (n)   $ 290,000 $311,861
Peninsula Town Center Community Development Authority, VA, Special Obligation Refunding, 5%, 9/01/2045 (n)     110,000 121,363
Virginia Small Business Financing Authority Rev. (Elizabeth River Crossings Opco LLC Project), 6%, 1/01/2037     630,000 662,408
Virginia Small Business Financing Authority Rev. (Elizabeth River Crossings Opco LLC Project), 5.5%, 1/01/2042     1,225,000 1,280,719
Virginia Small Business Financing Authority Rev. (Obligated Group of National Senior Campuses, Inc.), “A”, 4%, 1/01/2040     975,000 1,116,323
Virginia Small Business Financing Authority Rev., Solid Waste Disposal (Covanta Project), 5%, 1/01/2048 (Put Date 7/01/2038) (n)     100,000 106,334
West Point, VA, Industrial Development Authority, Solid Waste Disposal Rev. (Chesapeake Corp.), 6.25%, 3/01/2019 (a)(d)     1,798,696 180
West Point, VA, Industrial Development Authority, Solid Waste Disposal Rev. (Chesapeake Corp.), “A”, 6.375%, 3/01/2019 (a)(d)     673,309 67
        $4,570,445
Washington - 1.7%
Grays Harbor County, WA, Public Hospital District No. 2, Limited Tax General Obligation Refunding, 5%, 12/15/2033   $ 225,000 $266,424
Grays Harbor County, WA, Public Hospital District No. 2, Limited Tax General Obligation Refunding, 5%, 12/15/2038     290,000 340,136
Grays Harbor County, WA, Public Hospital District No. 2, Limited Tax General Obligation Refunding, 5%, 12/15/2048     560,000 647,141
Kalispel Tribe Indians, WA, Priority District Rev., “A”, 5%, 1/01/2032 (n)     190,000 228,523
Kalispel Tribe Indians, WA, Priority District Rev., “A”, 5.25%, 1/01/2038 (n)     210,000 252,927
Kalispel Tribe Indians, WA, Priority District Rev., “B”, 5.25%, 1/01/2038 (n)     100,000 120,441
Seattle, WA, Port Rev., 4%, 4/01/2044     165,000 188,491
Washington Health Care Facilities Authority Rev. (Virginia Mason Medical Center), 5%, 8/15/2035     185,000 220,208
Washington Health Care Facilities Authority Rev. (Virginia Mason Medical Center), 5%, 8/15/2037     180,000 213,439
Washington Housing Finance Commission Nonprofit Housing Refunding Rev. (Hearthstone Project), “A”, 5%, 7/01/2048 (n)     160,000 175,803
Washington Housing Finance Commission Nonprofit Housing Refunding Rev. (Hearthstone Project), “A”, 5%, 7/01/2053 (n)     125,000 137,046
Washington Housing Finance Commission Nonprofit Housing Refunding Rev. (Judson Park Project), 5%, 7/01/2048 (n)     100,000 108,486
Washington Housing Finance Commission Nonprofit Housing Rev. (Presbyterian Retirement Communities Northwest Projects), “A”, 5%, 1/01/2036 (n)     140,000 155,508
Washington Housing Finance Commission Nonprofit Housing Rev. (Presbyterian Retirement Communities Northwest Projects), “A”, 5%, 1/01/2046 (n)     225,000 247,256
Washington Housing Finance Commission Nonprofit Housing Rev. (Presbyterian Retirement Communities Northwest Projects), “A”, 5%, 1/01/2051 (n)     260,000 285,268
Washington State Housing Finance Commission Municipal Certificates, “X”, 0.725%, 12/20/2035     4,591,040 288,769
Washington State Housing Finance Commission Municipal Certificates, “X”, 3.5%, 12/20/2035     1,130,658 1,334,610
        $5,210,476
West Virginia - 0.3%
Monongalia County, WV, Commission Special District Excise Tax Refunding & Improvement Rev. (University Town Centre Economic Opportunity Development District), “A”, 4.125%, 6/01/2043 (n)   $ 100,000 $113,425
Monongalia County, WV, Special District Excise Tax Rev. (University Town Centre Economic Opportunity Development District), “B”, 4.875%, 6/01/2043 (n)     105,000 115,033
West Virginia Hospital Finance Authority Hospital Improvement Rev. (Cabell Huntington Hospital Obligated Group), “A”, 5%, 1/01/2043     605,000 743,430
        $971,888
Wisconsin - 5.8%
Wisconsin Center District Junior Dedicated Tax Rev., Capital Appreciation, “D”, AGM, 0%, 12/15/2040   $ 1,145,000 $659,904
Wisconsin Center District Senior Dedicated Tax Rev., Capital Appreciation, “C”, AGM, 0%, 12/15/2040     495,000 285,847
Wisconsin Health & Educational Facilities Authority Refunding Rev. (American Baptist Homes), 5%, 8/01/2027     220,000 239,748
Wisconsin Health & Educational Facilities Authority Refunding Rev. (American Baptist Homes), 5%, 8/01/2032     205,000 220,987
Wisconsin Health & Educational Facilities Authority Refunding Rev. (American Baptist Homes), 5%, 8/01/2037     110,000 117,757
Wisconsin Health & Educational Facilities Authority Refunding Rev. (American Baptist Homes), 5%, 8/01/2039     110,000 117,626
Wisconsin Health & Educational Facilities Authority Rev. (Aspirusm, Inc. Obligated Group), 4%, 8/15/2048     2,000,000 2,268,903
Wisconsin Health & Educational Facilities Authority Rev. (Marshfield Clinic Health System, Inc.), “C”, 5%, 2/15/2047     80,000 95,615
Wisconsin Health & Educational Facilities Authority Rev. (St. Camillus Health System, Inc.), “A”, 5%, 11/01/2039     75,000 82,105
Wisconsin Health & Educational Facilities Authority Rev. (St. Camillus Health System, Inc.), “A”, 5%, 11/01/2046     95,000 102,946
Wisconsin Health & Educational Facilities Authority Rev. (St. Camillus Health System, Inc.), “A”, 5%, 11/01/2054     160,000 172,344
Wisconsin Health & Educational Facilities Authority Rev. (St. John's Community, Inc.), “A”, 5%, 9/15/2040     45,000 48,396
Wisconsin Health & Educational Facilities Authority Rev. (St. John's Community, Inc.), “A”, 5%, 9/15/2045     60,000 64,306
26

Portfolio of Investments (unaudited) – continued
Issuer     Shares/Par Value ($)
Municipal Bonds - continued
Wisconsin - continued
Wisconsin Health & Educational Facilities Authority Rev. (St. John's Community, Inc.), “A”, 5%, 9/15/2050   $ 240,000 $256,964
Wisconsin Public Finance Authority Airport Facilities Rev. (Transportation Infrastructure Properties LLC), “B”, 5%, 7/01/2022     30,000 30,501
Wisconsin Public Finance Authority Airport Facilities Rev. (Transportation Infrastructure Properties LLC), “B”, 5.25%, 7/01/2028     560,000 581,301
Wisconsin Public Finance Authority Airport Facilities Rev. (Transportation Infrastructure Properties LLC), “B”, 5%, 7/01/2042     2,575,000 2,662,746
Wisconsin Public Finance Authority Education Rev. (Mountain Island Charter School), 5%, 7/01/2037     75,000 82,443
Wisconsin Public Finance Authority Education Rev. (Mountain Island Charter School), 5%, 7/01/2047     110,000 120,038
Wisconsin Public Finance Authority Educational Facilities Rev. (Community School of Davidson Project), 5%, 10/01/2033 (n)     50,000 58,721
Wisconsin Public Finance Authority Educational Facilities Rev. (Community School of Davidson Project), 5%, 10/01/2048 (n)     250,000 287,029
Wisconsin Public Finance Authority Healthcare Facility Rev. (Church Home of Hartford, Inc. Project), “A”, 5%, 9/01/2025 (n)     65,000 70,271
Wisconsin Public Finance Authority Healthcare Facility Rev. (Church Home of Hartford, Inc. Project), “A”, 5%, 9/01/2030 (n)     155,000 170,224
Wisconsin Public Finance Authority Healthcare Facility Rev. (Church Home of Hartford, Inc. Project), “A”, 5%, 9/01/2038 (n)     150,000 162,757
Wisconsin Public Finance Authority Higher Education Facilities Rev. (Gannon University Project), 5%, 5/01/2047     100,000 116,087
Wisconsin Public Finance Authority Hospital Rev. (WakeMed), “A”, 4%, 10/01/2049     1,995,000 2,285,523
Wisconsin Public Finance Authority Limited Obligation Grant Rev. (American Dream at Meadowlands Project), “A”, 6.25%, 8/01/2027 (n)     1,165,000 1,329,452
Wisconsin Public Finance Authority Limited Obligation PILOT Rev. (American Dream at Meadowlands Project), 6.5%, 12/01/2037 (n)     865,000 997,836
Wisconsin Public Finance Authority Limited Obligation PILOT Rev. (American Dream at Meadowlands Project), 7%, 12/01/2050     350,000 409,015
Wisconsin Public Finance Authority Rev. (Celanese Corp.), “B”, 5%, 12/01/2025     325,000 382,490
Wisconsin Public Finance Authority Rev. (Roseman University of Health Sciences Project), 5.75%, 4/01/2035     355,000 411,020
Wisconsin Public Finance Authority Senior Living Refunding Bonds Rev. (Mary's Woods at Marylhurst Project), “A”, 5.25%, 5/15/2037 (n)     90,000 99,789
Wisconsin Public Finance Authority Senior Living Refunding Bonds Rev. (Mary's Woods at Marylhurst Project), “A”, 5.25%, 5/15/2042 (n)     60,000 66,412
Wisconsin Public Finance Authority Senior Living Refunding Bonds Rev. (Mary's Woods at Marylhurst Project), “A”, 5.25%, 5/15/2047 (n)     300,000 332,058
Wisconsin Public Finance Authority Senior Living Refunding Bonds Rev. (Mary's Woods at Marylhurst Project), “A”, 5.25%, 5/15/2052 (n)     90,000 99,617
Wisconsin Public Finance Authority Senior Living Rev. (Rose Villa Project), “A”, 5.125%, 11/15/2029 (n)     260,000 283,522
Wisconsin Public Finance Authority Senior Living Rev. (Rose Villa Project), “A”, 5.5%, 11/15/2034 (n)     240,000 262,948
Wisconsin Public Finance Authority Senior Living Rev. (Rose Villa Project), “A”, 5.75%, 11/15/2044 (n)     225,000 246,043
Wisconsin Public Finance Authority Senior Living Rev. (Rose Villa Project), “A”, 6%, 11/15/2049 (n)     265,000 291,411
Wisconsin Public Finance Authority Student Housing Rev. (Beyond Boone LLC - Appalachian State University Project), “A”, AGM, 5%, 7/01/2044     40,000 48,785
Wisconsin Public Finance Authority Student Housing Rev. (Beyond Boone LLC - Appalachian State University Project), “A”, AGM, 5%, 7/01/2054     55,000 66,562
Wisconsin Public Finance Authority Student Housing Rev. (Beyond Boone LLC - Appalachian State University Project), “A”, AGM, 5%, 7/01/2058     65,000 78,570
Wisconsin Public Finance Authority Student Housing Rev. (NC A&T Real Estate Foundation LLC Project), “B”, 5%, 6/01/2034     170,000 209,270
Wisconsin Public Finance Authority Student Housing Rev. (NC A&T Real Estate Foundation LLC Project), “B”, 5%, 6/01/2039     105,000 127,632
Wisconsin Public Finance Authority Student Housing Rev. (NC A&T Real Estate Foundation LLC Project), “B”, 5%, 6/01/2044     130,000 156,143
Wisconsin Public Finance Authority Student Housing Rev. (NC A&T Real Estate Foundation LLC Project), “B”, 5%, 6/01/2049     185,000 221,175
Wisconsin Public Finance Authority Student Housing Rev. (Western Carolina University Project), 5.25%, 7/01/2047     345,000 383,262
Wisconsin Public Finance Authority, Healthcare Facility Rev. (Appalachian Regional Healthcare System Obligated Group), “A”, 4%, 7/01/2051     190,000 221,448
Wisconsin Public Finance Authority, Healthcare Facility Rev. (Blue Ridge Healthcare), “A”, 4%, 1/01/2045     55,000 63,859
        $18,149,408
Total Municipal Bonds   $427,395,514
Bonds – 0.1%
Consumer Services – 0.1%  
Toll Road Investors Partnership II LP, Capital Appreciation, “A”, NPFG, 0%, 2/15/2045  (n)   $ 37,793 $9,474
Toll Road Investors Partnership II LP, Capital Appreciation, “B”, NPFG, 0%, 2/15/2033  (n)     340,000 188,618
Total Bonds   $198,092
27

Portfolio of Investments (unaudited) – continued
Issuer     Shares/Par Value ($)
Investment Companies (h) - 0.6%
Money Market Funds – 0.6%  
MFS Institutional Money Market Portfolio, 0.03% (v)     1,970,046 $1,970,045
 
Other Assets, Less Liabilities - (0.8)%   (2,433,647)
Remarketed Variable Rate MuniFund Preferred Shares (RVMTPS), at liquidation value of $113,800,000 net of unamortized debt issuance costs of $221,096 (issued by the fund) - (36.2)% (113,578,904)
Net assets applicable to common shares - 100.0%   $313,551,100
(a) Non-income producing security.
(d) In default.
(h) An affiliated issuer, which may be considered one in which the fund owns 5% or more of the outstanding voting securities, or a company which is under common control. At period end, the aggregate values of the fund's investments in affiliated issuers and in unaffiliated issuers were $1,970,045 and $427,593,606, respectively.
(n) Securities exempt from registration under Rule 144A of the Securities Act of 1933. These securities may be sold in the ordinary course of business in transactions exempt from registration, normally to qualified institutional buyers. At period end, the aggregate value of these securities was $54,194,479, representing 17.3% of net assets applicable to common shares.
(v) Affiliated issuer that is available only to investment companies managed by MFS. The rate quoted for the MFS Institutional Money Market Portfolio is the annualized seven-day yield of the fund at period end.
(w) When-issued security.
(z) Restricted securities are not registered under the Securities Act of 1933 and are subject to legal restrictions on resale. These securities generally may be resold in transactions exempt from registration or to the public if the securities are subsequently registered. Disposal of these securities may involve time-consuming negotiations and prompt sale at an acceptable price may be difficult. The fund holds the following restricted securities:
Restricted Securities Acquisition
Date
Cost Value
California Pollution Control Financing Authority, Solid Waste Disposal Rev. (CalPlant I Project), 8%, 7/01/2039 5/25/17 $746,292 $487,500
California Pollution Control Financing Authority, Solid Waste Disposal Subordinate Rev. (CalPlant I Project), 7.5%, 12/01/2039 5/25/17 858,235 298,900
Collier County, FL, Industrial Development Authority, Continuing Care Community Rev. (Arlington of Naples Project), “A”, 7.75%, 5/15/2035 11/15/17 110,000 74,800
Collier County, FL, Industrial Development Authority, Continuing Care Community Rev. (Arlington of Naples Project), “A”, 8.125%, 5/15/2044 12/16/13 1,050,000 714,000
Total Restricted Securities     $1,575,200
% of Net assets applicable to common shares     0.5%
The following abbreviations are used in this report and are defined:
AAC Ambac Assurance Corp.
AGM Assured Guaranty Municipal
BAM Build America Mutual
CALHF California Health Facility Construction Loan Insurance Program
COP Certificate of Participation
NPFG National Public Finance Guarantee Corp.
See attached supplemental information. For more information see notes to financial statements as disclosed in the most recent semiannual or annual report.
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Supplemental Information
7/31/21 (unaudited)
The fund is an investment company and accordingly follows the investment company accounting and reporting guidance of the Financial Accounting Standards Board (FASB) Accounting Standards Codification Topic 946 Financial Services - Investment Companies.
(1) Investment Valuations
Debt instruments and floating rate loans, including restricted debt instruments, are generally valued at an evaluated or composite bid as provided by a third-party pricing service. Short-term instruments with a maturity at issuance of 60 days or less may be valued at amortized cost, which approximates market value. Open-end investment companies are generally valued at net asset value per share. Securities and other assets generally valued on the basis of information from a third-party pricing service may also be valued at a broker/dealer bid quotation. In determining values, third-party pricing services can utilize both transaction data and market information such as yield, quality, coupon rate, maturity, type of issue, trading characteristics, and other market data.
The Board of Trustees has delegated primary responsibility for determining or causing to be determined the value of the fund’s investments (including any fair valuation) to the adviser pursuant to valuation policies and procedures approved by the Board. If the adviser determines that reliable market quotations are not readily available, investments are valued at fair value as determined in good faith by the adviser in accordance with such procedures under the oversight of the Board of Trustees. Under the fund’s valuation policies and procedures, market quotations are not considered to be readily available for most types of debt instruments and floating rate loans and many types of derivatives. These investments are generally valued at fair value based on information from third-party pricing services. In addition, investments may be valued at fair value if the adviser determines that an investment’s value has been materially affected by events occurring after the close of the exchange or market on which the investment is principally traded (such as foreign exchange or market) and prior to the determination of the fund’s net asset value, or after the halt of trading of a specific security where trading does not resume prior to the close of the exchange or market on which the security is principally traded. The adviser generally relies on third-party pricing services or other information (such as the correlation with price movements of similar securities in the same or other markets; the type, cost and investment characteristics of the security; the business and financial condition of the issuer; and trading and other market data) to assist in determining whether to fair value and at what value to fair value an investment. The value of an investment for purposes of calculating the fund’s net asset value can differ depending on the source and method used to determine value. When fair valuation is used, the value of an investment used to determine the fund’s net asset value may differ from quoted or published prices for the same investment. There can be no assurance that the fund could obtain the fair value assigned to an investment if it were to sell the investment at the same time at which the fund determines its net asset value per share.
Various inputs are used in determining the value of the fund's assets or liabilities. These inputs are categorized into three broad levels. In certain cases, the inputs used to measure fair value may fall into different levels of the fair value hierarchy. In such cases, an investment's level within the fair value hierarchy is based on the lowest level of input that is significant to the fair value measurement. The fund's assessment of the significance of a particular input to the fair value measurement in its entirety requires judgment, and considers factors specific to the investment. Level 1 includes unadjusted quoted prices in active markets for identical assets or liabilities. Level 2 includes other significant observable market-based inputs (including quoted prices for similar securities, interest rates, prepayment speed, and credit risk). Level 3 includes unobservable inputs, which may include the adviser's own assumptions in determining the fair value of investments. The following is a summary of the levels used as of July 31, 2021 in valuing the fund's assets or liabilities:
Financial Instruments Level 1 Level 2 Level 3 Total
Municipal Bonds $— $427,395,514 $— $427,395,514
U.S. Corporate Bonds 198,092 198,092
Mutual Funds 1,970,045 1,970,045
Total $1,970,045 $427,593,606 $— $429,563,651
For further information regarding security characteristics, see the Portfolio of Investments.
(2) Investments in Affiliated Issuers
An affiliated issuer may be considered one in which the fund owns 5% or more of the outstanding voting securities, or a company which is under common control. For the purposes of this report, the following were affiliated issuers:
Affiliated Issuers Beginning
Value
Purchases Sales
Proceeds
Realized
Gain
(Loss)
Change in
Unrealized
Appreciation or
Depreciation
Ending
Value
MFS Institutional Money Market Portfolio $7,196,676 $47,413,912 $52,640,543 $— $— $1,970,045
Affiliated Issuers Dividend
Income
Capital Gain
Distributions
MFS Institutional Money Market Portfolio $2,898 $—
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Supplemental Information (unaudited) – continued
(3) Impacts of COVID-19
The pandemic related to the global spread of novel coronavirus disease (COVID-19), which was first detected in December 2019, has resulted in significant disruptions to global business activity and the global economy, as well as the economies of individual countries, the financial performance of individual companies and sectors, and the securities and commodities markets in general. Multiple surges in cases globally, the availability and widespread adoption of vaccines, and the emergence of variant strains of the virus continue to create uncertainty as to the future and long-term impacts resulting from the pandemic including impacts to the prices and liquidity of the fund's investments and the fund's performance.
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