| | Principal
Amount ($) | | Value ($) |
| Municipal Bonds and Notes 99.3% |
| Alaska 0.3% |
| Alaska, State Industrial Development & Export Authority Revenue, Providence Health Services, Series A, 5.5%, 10/1/2041 | | 11,000,000 | | 11,669,350 |
| Arizona 0.8% |
| Arizona, Salt Verde Financial Corp., Gas Revenue: | |
| | 5.0%, 12/1/2032, GTY: Citigroup Global Markets | | 1,600,000 | | 2,168,640 |
| | 5.0%, 12/1/2037, GTY: Citigroup Global Markets | | 8,405,000 | | 12,043,356 |
| Arizona, State Industrial Development Authority, 2nd Tier Great Lakes Senior Living Revenue Communities Project, Series B, 5.0%, 1/1/2049 | | 1,400,000 | | 1,594,978 |
| Arizona, State Industrial Development Authority, Education Revenue, Odyssey Preparatory Academy Project: | |
| | 144A, 5.0%, 7/1/2049 | | 2,000,000 | | 2,123,220 |
| | 144A, 5.0%, 7/1/2054 | | 3,490,000 | | 3,693,676 |
| Arizona, State Industrial Development Authority, Senior Living Revenue, Great Lakes Senior Living Communities, Series A, 4.5%, 1/1/2049 | | 3,750,000 | | 4,135,200 |
| Maricopa County, AZ, Industrial Development Authority, Education Revenue, Legacy Traditional Schools Project: | |
| | Series B, 144A, 5.0%, 7/1/2049 | | 2,575,000 | | 2,956,203 |
| | Series B, 144A, 5.0%, 7/1/2054 | | 1,840,000 | | 2,096,441 |
| Pima County, AZ, Industrial Development Authority, Education Revenue, American Leadership Academy Project: | |
| | 144A, 5.0%, 6/15/2049 | | 825,000 | | 890,786 |
| | 144A, 5.0%, 6/15/2052 | | 1,410,000 | | 1,515,369 |
| | 33,217,869 |
| California 12.7% |
| California, Community Housing Agency, Essential Housing Revenue, Verdant at Green Valley Project, Series A, 144A, 5.0%, 8/1/2049 | | 9,500,000 | | 11,498,230 |
| California, Golden State Tobacco Securitization Corp., Tobacco Settlement Revenue: | |
| | Series A, 5.0%, 6/1/2040 | | 11,765,000 | | 14,029,527 |
| | Series A-1, 5.0%, 6/1/2047 | | 5,900,000 | | 6,265,033 |
| | Series A-1, 5.25%, 6/1/2047 | | 3,700,000 | | 3,947,382 |
| California, M-S-R Energy Authority, Series B, 7.0%, 11/1/2034, GTY: Citigroup Global Markets | | 15,315,000 | | 24,749,806 |
| California, Morongo Band of Mission Indians Revenue, Series B, 144A, 5.0%, 10/1/2042 | | 2,395,000 | | 2,873,042 |
| California, River Islands Public Financing Authority, Special Tax, Community Facilities District No. 2019-1, Phase 2 Public Improvements: | |
| | 3.875%, 9/1/2049 | | 1,845,000 | | 1,926,014 |
| | 4.0%, 9/1/2046 | | 2,905,000 | | 3,074,042 |
| California, State General Obligation: | |
| | 5.0%, 2/1/2032 | | 35,000,000 | | 37,811,200 |
| | 5.0%, 2/1/2033 | | 8,000,000 | | 8,640,960 |
| | 5.0%, 8/1/2035 | | 13,210,000 | | 15,996,782 |
| | 5.0%, 2/1/2043 | | 20,000,000 | | 22,228,400 |
| | 5.0%, 5/1/2044 | | 11,200,000 | | 12,967,024 |
| | 5.25%, 4/1/2035 | | 15,340,000 | | 16,720,907 |
| California, State General Obligation, Various Purposes: | |
| | 5.25%, 9/1/2026 | | 18,765,000 | | 20,011,934 |
| | 5.25%, 9/1/2030 | | 5,000,000 | | 5,328,400 |
| | 5.25%, 10/1/2032 | | 25,000,000 | | 26,724,750 |
| California, State Health Facilities Financing Authority Revenue, Sutter Health Obligated Group, Series A, 5.0%, 8/15/2043 | | 10,000,000 | | 12,028,300 |
| California, State Municipal Finance Authority Revenue, LINXS Apartment Project, Series A, AMT, 5.0%, 12/31/2047 | | 3,200,000 | | 3,907,872 |
| California, State Public Works Board, Lease Revenue, Series A, 5.0%, 9/1/2039 | | 25,000,000 | | 29,254,000 |
| California, State University Revenue, Series A, 5.0%, 11/1/2038 | | 7,410,000 | | 9,067,691 |
| California, Statewide Communities Development Authority Revenue, Kaiser Permanente, Kaiser Foundation, Series A, 5.0%, 4/1/2042 | | 5,295,000 | | 5,737,609 |
| California, Statewide Communities Development Authority Revenue, Loma Linda University Medical Center: | |
| | Series A, 144A, 5.0%, 12/1/2041 | | 7,000,000 | | 8,061,970 |
| | Series A, 144A, 5.0%, 12/1/2046 | | 3,500,000 | | 4,008,165 |
| | Series A, 144A, 5.5%, 12/1/2058 | | 2,705,000 | | 3,273,726 |
| Los Angeles, CA, Department of Airports Revenue: | |
| | Series B, AMT, 5.0%, 5/15/2029 | | 8,625,000 | | 11,232,510 |
| | Series C, AMT, 5.0%, 5/15/2029 | | 7,050,000 | | 9,039,016 |
| | Series B, AMT, 5.0%, 5/15/2030 | | 5,715,000 | | 7,410,183 |
| | Series C, AMT, 5.0%, 5/15/2030 | | 3,910,000 | | 4,995,612 |
| | Series B, AMT, 5.0%, 5/15/2031 | | 8,350,000 | | 10,788,701 |
| | Series C, AMT, 5.0%, 5/15/2031 | | 3,910,000 | | 4,978,994 |
| | Series C, AMT, 5.0%, 5/15/2044 | | 4,000,000 | | 4,961,720 |
| Los Angeles, CA, Department of Airports Revenue, Los Angeles International Airport, Series D, AMT, 5.0%, 5/15/2048 | | 15,000,000 | | 19,058,100 |
| Sacramento County, CA, Airport Systems Revenue: | |
| | Series C, AMT, 5.0%, 7/1/2029 | | 9,455,000 | | 12,244,414 |
| | Series C, AMT, 5.0%, 7/1/2030 | | 13,690,000 | | 17,626,423 |
| | Series C, AMT, 5.0%, 7/1/2031 | | 3,500,000 | | 4,488,540 |
| | Series C, AMT, 5.0%, 7/1/2032 | | 3,000,000 | | 3,837,390 |
| San Diego County, CA, Regional Airport Authority Revenue, Series B, AMT, 5.0%, 7/1/2043 | | 12,500,000 | | 13,957,500 |
| San Francisco City & County, CA, Airports Commission, International Airport Revenue, Series D, AMT, 5.0%, 5/1/2048 | | 8,000,000 | | 9,937,840 |
| San Francisco, CA, City & County Airports Commission, International Airport Revenue: | |
| | Series F, 5.0%, 5/1/2035 | | 27,500,000 | | 27,683,975 |
| | Series A, AMT, 5.0%, 5/1/2040 | | 14,000,000 | | 16,108,260 |
| | Series D, AMT, 5.0%, 5/1/2043 | | 28,800,000 | | 36,010,080 |
| University of California, State Revenues: | |
| | Series O, 4.0%, 5/15/2029 | | 4,165,000 | | 5,150,272 |
| | Series O, 4.0%, 5/15/2030 | | 5,000,000 | | 6,124,200 |
| | Series O, 4.0%, 5/15/2031 | | 3,335,000 | | 4,070,134 |
| | 539,836,630 |
| Colorado 5.7% |
| Colorado, Certificates of Participation, Series A, 4.0%, 12/15/2035 | | 5,000,000 | | 5,998,000 |
| Colorado, Public Energy Authority, Natural Gas Purchase Revenue, 6.5%, 11/15/2038, GTY: Merrill Lynch & Co., Inc. | | 30,000,000 | | 48,845,400 |
| Colorado, State Health Facilities Authority Revenue, CommonSpirit Health, Series A-2, 5.0%, 8/1/2044 | | 3,000,000 | | 3,735,000 |
| Colorado, State Health Facilities Authority Revenue, School Health Systems, Series A, 5.5%, 1/1/2035 | | 16,250,000 | | 18,835,700 |
| Colorado, State Health Facilities Authority, Hospital Revenue, Covenant Retirement Communities Obligated Group: | |
| | Series A, 4.0%, 11/15/2043 | | 16,000,000 | | 18,936,640 |
| | Series A, 5.0%, 12/1/2043 | | 4,890,000 | | 5,859,345 |
| | Series A, 5.0%, 12/1/2048 | | 7,825,000 | | 9,345,319 |
| Colorado, State Health Facilities Authority, Hospital Revenue, SCL Health System, Series A, 4.0%, 1/1/2038 | | 3,000,000 | | 3,593,220 |
| Colorado, Trails At Crowfoot Metropolitan District No. 3, Series A, 5.0%, 12/1/2049 | | 1,000,000 | | 1,070,170 |
| Colorado, Transportation/Tolls Revenue, Series B, Zero Coupon, 9/1/2020, INS: NATL | | 7,000,000 | | 6,967,240 |
| Denver City & County, CO, Airport Revenue: | |
| | Series A, AMT, 5.0%, 12/1/2032 | | 14,335,000 | | 18,465,200 |
| | Series A, AMT, 5.5%, 11/15/2028 | | 15,000,000 | | 17,302,500 |
| | Series A, AMT, 5.5%, 11/15/2029 | | 14,705,000 | | 16,933,396 |
| | Series A, AMT, 5.5%, 11/15/2030 | | 15,080,000 | | 17,329,785 |
| | Series A, AMT, 5.5%, 11/15/2031 | | 5,000,000 | | 5,742,050 |
| Denver, CO, Convention Center Hotel Authority Revenue, 5.0%, 12/1/2040 | | 2,770,000 | | 3,274,971 |
| Denver, CO, International Business Center Metropolitan District No.1, Series B, 6.0%, 12/1/2048 | | 1,515,000 | | 1,634,988 |
| Denver, CO, Urban Renewal Authority, Tax Increment Revenue, 9th Urban Redevelopment Area, Series A, 144A, 5.25%, 12/1/2039 | | 6,635,000 | | 7,213,639 |
| University of Colorado, Hospital Authority Revenue, Series A, 5.0%, 11/15/2042 | | 26,010,000 | | 28,679,146 |
| | 239,761,709 |
| Connecticut 1.8% |
| Connecticut, Harbor Point Infrastructure Improvement District, Special Obligation Revenue, Harbor Point Project, 144A, 5.0%, 4/1/2039 | | 12,000,000 | | 14,096,160 |
| Connecticut, State General Obligation, Series C, 5.0%, 6/15/2029 | | 14,690,000 | | 19,032,217 |
| Connecticut, State Health & Educational Facilities Authority Revenue, Covenant Home, Inc., Series B, 5.0%, 12/1/2040 | | 2,610,000 | | 3,145,885 |
| Connecticut, State Health & Educational Facilities Authority Revenue, Hartford Healthcare, Series A, Prerefunded, 5.0%, 7/1/2041 | | 20,000,000 | | 20,876,000 |
| Connecticut, State Health & Educational Facilities Authority Revenue, Stamford Hospital, Series J, 5.125%, 7/1/2035 | | 18,000,000 | | 19,470,060 |
| | 76,620,322 |
| Delaware 0.1% |
| Delaware, State Health Facilities Authority Revenue, BEEBE Medical Center, Inc., 5.0%, 6/1/2050 | | 5,250,000 | | 6,331,343 |
| District of Columbia 1.9% |
| District of Columbia, General Obligation: | |
| | Series A, 5.0%, 6/1/2032 | | 9,000,000 | | 10,786,320 |
| | Series A, 5.0%, 6/1/2033 | | 10,300,000 | | 12,525,513 |
| District of Columbia, International School Revenue: | |
| | 5.0%, 7/1/2039 | | 300,000 | | 377,295 |
| | 5.0%, 7/1/2049 | | 1,275,000 | | 1,573,631 |
| | 5.0%, 7/1/2054 | | 1,150,000 | | 1,407,370 |
| District of Columbia, Water & Sewer Authority, Public Utility Revenue, Green Bond, Series A, 4.0%, 10/1/2049 | | 10,125,000 | | 11,887,864 |
| Metropolitan Washington, DC, Airports Authority System Revenue: | |
| | Series A, AMT, 5.0%, 10/1/2030 | | 7,750,000 | | 9,015,653 |
| | Series A, AMT, 5.0%, 10/1/2031 | | 5,355,000 | | 6,580,706 |
| | Series A, AMT, 5.0%, 10/1/2032 | | 5,000,000 | | 6,134,300 |
| | Series A, AMT, 5.0%, 10/1/2044 | | 3,890,000 | | 4,463,658 |
| Metropolitan Washington, DC, Airports Authority Systems Revenue, AMT, 5.0%, 10/1/2042 | | 10,805,000 | | 13,282,370 |
| Washington, DC, Convention & Sports Authority, Dedicated Tax Revenue: | |
| | Series A, 5.0%, 10/1/2029 | | 1,455,000 | | 1,863,622 |
| | Series A, 5.0%, 10/1/2030 | | 1,455,000 | | 1,856,289 |
| | 81,754,591 |
| Florida 6.7% |
| Broward County, FL, Airport Systems Revenue: | |
| | Series A, AMT, 4.0%, 10/1/2044 | | 2,140,000 | | 2,509,535 |
| | Series A, AMT, 4.0%, 10/1/2049 | | 3,425,000 | | 3,988,858 |
| | Series Q-1, Prerefunded, 5.0%, 10/1/2037 | | 29,000,000 | | 32,116,920 |
| | AMT, 5.0%, 10/1/2042 | | 10,000,000 | | 12,284,800 |
| | AMT, 5.0%, 10/1/2047 | | 8,950,000 | | 10,922,490 |
| Florida, Capital Trust Agency, Senior Living Revenue, American Eagle Portfolio Project, Series A-1, 5.875%, 7/1/2054 | | 19,135,000 | | 21,402,689 |
| Florida, Development Finance Corp., Surface Transportation Facilities Revenue, Virgin Trains USA Passenger Rail Project, Series A, 144A, AMT, 6.5%**, 1/1/2049 | | 7,145,000 | | 7,383,214 |
| Florida, Halifax Hospital Medical Center, 5.0%, 6/1/2036 | | 2,110,000 | | 2,509,360 |
| Florida, Jacksonville Electric Authority, Electric System Revenue: | |
| | Series B, 4.0%, 10/1/2035 | | 2,345,000 | | 2,719,168 |
| | Series B, 4.0%, 10/1/2037 | | 1,500,000 | | 1,725,450 |
| Florida, Village Community Development District No. 12, Special Assessment Revenue: | |
| | 144A, 4.25%, 5/1/2043 | | 9,065,000 | | 9,994,253 |
| | 144A, 4.375%, 5/1/2050 | | 7,575,000 | | 8,369,920 |
| Greater Orlando, FL, Aviation Authority, Airport Facilities Revenue, Series A, AMT, 4.0%, 10/1/2044 | | 12,000,000 | | 14,072,160 |
| Hillsborough County, FL, Aviation Authority Revenue, Tampa International Airport, Series A, AMT, 5.0%, 10/1/2040 | | 10,000,000 | | 11,536,800 |
| Lee County, FL, Airport Revenue, Series A, AMT, 5.375%, 10/1/2032 | | 1,750,000 | | 1,851,325 |
| Manatee County, FL, Transportation Project, 4.0%, 10/1/2044 | | 7,970,000 | | 9,476,171 |
| Marco Island, FL, Utility Systems Revenue, Series A, Prerefunded, 5.0%, 10/1/2040 | | 1,000,000 | | 1,024,630 |
| Miami-Dade County, FL, Aviation Revenue: | |
| | Series A, AMT, Prerefunded, 5.0%, 10/1/2031 | | 3,000,000 | | 3,306,210 |
| | Series B, 5.0%, 10/1/2035, INS: AGMC | | 15,000,000 | | 15,352,650 |
| Miami-Dade County, FL, Aviation Revenue, Miami International Airport: | |
| | Series A-1, Prerefunded, 5.375%, 10/1/2035 | | 210,000 | | 215,563 |
| | Series A-1, Prerefunded, 5.375%, 10/1/2041 | | 7,000,000 | | 7,185,430 |
| Miami-Dade County, FL, Expressway Authority, Toll Systems Revenue, Series A, 5.0%, 7/1/2044 | | 7,500,000 | | 8,540,625 |
| Miami-Dade County, FL, Transit Sales Surtax Revenue, 5.0%, 7/1/2037 | | 16,500,000 | | 18,034,005 |
| Miami-Dade County, FL, Water & Sewer System Revenue, Series B, 4.0%, 10/1/2049 | | 30,000,000 | | 35,223,300 |
| Orange County, FL, Health Facilities Authority Revenue, Orlando Regional Healthcare System, Series C, ETM, 6.25%, 10/1/2021, INS: NATL | | 2,630,000 | | 2,777,201 |
| Orange County, FL, School Board, Certificates of Participation, Series C, 5.0%, 8/1/2033 | | 16,610,000 | | 20,441,595 |
| Palm Beach County, FL, Health Facilities Authority Revenue, Lifespace Communities, Inc. Obligated Group, Series C, 5.0%, 5/15/2038 | | 2,000,000 | | 2,267,360 |
| Pinellas County, FL, Industrial Development Authority Revenue, 2017 Foundation For Global Understanding, Inc. Project, 5.0%, 7/1/2039 | | 1,565,000 | | 1,891,569 |
| Tallahassee, FL, Health Facilities Revenue, Memorial Healthcare, Inc. Project, Series A, 5.0%, 12/1/2055 | | 2,985,000 | | 3,434,601 |
| Tampa, FL, Sports Authority Revenue, Sales Tax-Tampa Bay Arena Project, 5.75%, 10/1/2020, INS: NATL | | 465,000 | | 472,403 |
| Tampa-Hillsborough County, FL, Expressway Authority, Series A, 5.0%, 7/1/2037 | | 10,000,000 | | 10,922,400 |
| | 283,952,655 |
| Georgia 3.3% |
| Atlanta, GA, Airport Revenue, Series B, 5.0%, 1/1/2037 | | 720,000 | | 770,141 |
| Atlanta, GA, Water & Wastewater Revenue, Series B, 5.25%, 11/1/2028 | | 5,000,000 | | 5,789,050 |
| Brookhaven, GA, Development Authority Revenue, Children's Healthcare, Inc., Series A, 4.0%, 7/1/2044 | | 5,860,000 | | 6,916,441 |
| Cobb County, GA, Kennestone Hospital Authority, Revenue Anticipation Certificates, Wellstar Health System, Series A, 5.0%, 4/1/2047 | | 18,135,000 | | 21,694,719 |
| DeKalb County, GA, Water & Sewer Revenue: | |
| | Series A, 5.25%, 10/1/2033 | | 3,635,000 | | 3,882,216 |
| | Series A, 5.25%, 10/1/2036 | | 11,115,000 | | 11,869,041 |
| | Series A, 5.25%, 10/1/2041 | | 5,000,000 | | 5,336,750 |
| Fulton County, GA, Development Authority Hospital Revenue, Revenue Anticipation Certificates, Wellstar Health System, Series A, 5.0%, 4/1/2042 | | 3,155,000 | | 3,799,377 |
| Gainesville & Hall County, GA, Hospital Authority, Northeast Georgia Healthcare: | |
| | Series A, 5.375%, 2/15/2040 | | 1,940,000 | | 1,946,383 |
| | Series A, 5.5%, 2/15/2045 | | 4,720,000 | | 4,735,859 |
| Georgia, Brooklyn Development Authority Revenue, Children's Healthcare, Series A, 4.0%, 7/1/2049 | | 8,000,000 | | 9,379,360 |
| Georgia, Glynn-Brunswick Memorial Hospital Authority, Anticipation Certificates, Southeast Georgia Health System Project, 5.0%, 8/1/2047 | | 2,035,000 | | 2,454,312 |
| Georgia, Main Street Natural Gas, Inc., Gas Project Revenue: | |
| | Series A, 5.0%, 3/15/2020, GTY: JPMorgan Chase & Co. | | 2,700,000 | | 2,703,591 |
| | Series B, 5.0%, 3/15/2020, GTY: Merrill Lynch & Co. | | 5,000,000 | | 5,006,400 |
| | Series A, 5.0%, 3/15/2022, GTY: JPMorgan Chase & Co. | | 17,340,000 | | 18,722,171 |
| | Series A, 5.5%, 9/15/2023, GTY: Merrill Lynch & Co. | | 5,000,000 | | 5,733,850 |
| | Series A, 5.5%, 9/15/2024, GTY: Merrill Lynch & Co. | | 4,635,000 | | 5,490,992 |
| | Series A, 5.5%, 9/15/2027, GTY: Merrill Lynch & Co. | | 5,000,000 | | 6,407,650 |
| | Series A, 5.5%, 9/15/2028, GTY: Merrill Lynch & Co. | | 5,000,000 | | 6,560,300 |
| Georgia, Municipal Electric Authority Revenue, Project One, Series A, 5.0%, 1/1/2035 | | 2,995,000 | | 3,454,044 |
| Georgia, State Municipal Electric Authority, Series GG, 5.0%, 1/1/2039 | | 5,695,000 | | 6,266,664 |
| | 138,919,311 |
| Hawaii 0.6% |
| Hawaii, State Airports Systems Revenue: | |
| | Series A, 5.0%, 7/1/2039 | | 16,800,000 | | 17,017,392 |
| | Series A, AMT, 5.0%, 7/1/2041 | | 8,930,000 | | 10,431,758 |
| | 27,449,150 |
| Illinois 7.9% |
| Chicago, IL, Board of Education: | |
| | Series A, Zero Coupon, 12/1/2026 | | 1,390,000 | | 1,226,244 |
| | Series A, 5.0%, 12/1/2034 | | 810,000 | | 1,011,196 |
| | Series H, 5.0%, 12/1/2046 | | 3,470,000 | | 4,144,984 |
| Chicago, IL, General Obligation: | |
| | Series A, 5.0%, 1/1/2044 | | 4,500,000 | | 5,431,365 |
| | Series A, 5.5%, 1/1/2049 | | 4,825,000 | | 6,021,455 |
| Chicago, IL, O'Hare International Airport Revenue, Series A, AMT, 5.0%, 1/1/2034 | | 7,000,000 | | 8,132,320 |
| Chicago, IL, O'Hare International Airport Revenue, Senior Lien: | |
| | Series B, 5.0%, 1/1/2035 | | 4,250,000 | | 5,132,130 |
| | Series D, AMT, 5.0%, 1/1/2047 | | 5,735,000 | | 6,837,152 |
| | Series A, AMT, 5.0%, 1/1/2048 | | 18,635,000 | | 22,916,578 |
| Chicago, IL, O'Hare International Airport, Airport Revenue, Third Lien, Series A, 5.75%, 1/1/2039 | | 2,190,000 | | 2,273,461 |
| Chicago, IL, O'Hare International Airport, Special Facility Revenue, AMT, 5.0%, 7/1/2048 | | 2,630,000 | | 3,165,705 |
| Chicago, IL, Waterworks Revenue, 5.0%, 11/1/2023, INS: AGMC | | 2,990,000 | | 2,999,658 |
| Cook County, IL, Forest Preservation District, Series C, 5.0%, 12/15/2037 | | 3,155,000 | | 3,380,235 |
| Illinois, Metropolitan Pier & Exposition Authority Revenue, McCormick Place Expansion Project: | |
| | Series B, 5.0%, 6/15/2052 | | 11,700,000 | | 12,414,987 |
| | Series A, 5.0%, 6/15/2057 | | 6,000,000 | | 7,079,580 |
| Illinois, Metropolitan Pier & Exposition Authority, Dedicated State Tax Revenue, Capital Appreciation-McCormick, Series A, Zero Coupon, 6/15/2038, INS: NATL | | 17,305,000 | | 11,162,417 |
| Illinois, Railsplitter Tobacco Settlement Authority: | |
| | 5.0%, 6/1/2026 | | 7,500,000 | | 9,258,225 |
| | Prerefunded, 6.0%, 6/1/2028 | | 17,315,000 | | 18,431,991 |
| Illinois, Regional Transportation Authority: | |
| | Series B, 5.75%, 6/1/2033, INS: NATL | | 7,000,000 | | 9,894,640 |
| | Series A, 6.7%, 11/1/2021, INS: NATL | | 6,580,000 | | 7,008,292 |
| Illinois, Sales & Special Tax Revenue, 6.25%, 12/15/2020, INS: AMBAC | | 985,000 | | 1,011,093 |
| Illinois, State Finance Authority Revenue, Ascension Health Credit Group, Series A, Prerefunded, 5.0%, 11/15/2032 | | 2,435,000 | | 2,608,591 |
| Illinois, State Finance Authority Revenue, Edward Elmhurst Obligated Group: | |
| | Series A, 5.0%, 1/1/2036 | | 2,970,000 | | 3,552,536 |
| | Series A, 5.0%, 1/1/2037 | | 3,965,000 | | 4,728,818 |
| Illinois, State Finance Authority Revenue, Friendship Village of Schaumburg, 5.125%, 2/15/2045 | | 9,825,000 | | 9,930,520 |
| Illinois, State Finance Authority Revenue, Lutheran Communities: | |
| | Series A, 5.0%, 11/1/2040 | | 765,000 | | 849,861 |
| | Series A, 5.0%, 11/1/2049 | | 1,045,000 | | 1,147,755 |
| Illinois, State Finance Authority Revenue, OSF Healthcare Systems, Series A, 5.0%, 5/15/2041 | | 13,155,000 | | 13,950,483 |
| Illinois, State Finance Authority Revenue, University of Chicago, Series A, 5.0%, 10/1/2038 | | 12,000,000 | | 14,106,480 |
| Illinois, State General Obligation: | |
| | Series B, 5.0%, 10/1/2030 | | 4,230,000 | | 5,334,411 |
| | Series B, 5.0%, 10/1/2031 | | 6,500,000 | | 8,174,855 |
| | Series B, 5.0%, 10/1/2032 | | 5,000,000 | | 6,275,350 |
| | 5.0%, 2/1/2027 | | 8,075,000 | | 9,926,840 |
| | Series D, 5.0%, 11/1/2028 | | 9,425,000 | | 11,679,083 |
| | 5.0%, 1/1/2035 | | 4,200,000 | | 4,940,082 |
| | Series A, 5.0%, 5/1/2035 | | 11,000,000 | | 13,613,160 |
| | Series A, 5.0%, 5/1/2036 | | 14,355,000 | | 17,727,707 |
| | Series A, 5.0%, 12/1/2038 | | 4,760,000 | | 5,796,490 |
| | Series A, 5.0%, 12/1/2039 | | 10,240,000 | | 12,444,979 |
| | Series A, 5.0%, 5/1/2040 | | 3,000,000 | | 3,644,550 |
| | Series A, 5.0%, 5/1/2043 | | 7,000,000 | | 8,450,120 |
| Illinois, State Toll Highway Authority, Series A, 5.0%, 1/1/2044 | | 17,075,000 | | 21,796,067 |
| Springfield, IL, Electric Revenue, Senior Lien, 5.0%, 3/1/2040, INS: AGMC | | 5,805,000 | | 6,747,674 |
| | 336,360,120 |
| Indiana 1.5% |
| Indiana, State Finance Authority Revenue, BHI Senior Living Obligated Group: | |
| | 5.0%, 11/15/2043 | | 1,725,000 | | 2,005,968 |
| | 5.0%, 11/15/2048 | | 3,410,000 | | 3,940,187 |
| | 5.0%, 11/15/2053 | | 15,400,000 | | 17,725,246 |
| Indiana, State Finance Authority Revenue, Community Foundation of Northwest Indiana, Prerefunded, 5.0%, 3/1/2041 | | 17,395,000 | | 18,826,783 |
| Indiana, State Finance Authority Revenue, Stadium Project, Series A, 5.25%, 2/1/2031 | | 2,595,000 | | 3,163,305 |
| Indiana, State Finance Authority, Exempt Facilities Revenue, Green Bond, RES Plyflow Indiana LLC, Project, 144A, AMT, 7.0%, 3/1/2039 | | 2,665,000 | | 2,756,489 |
| Indiana, State Finance Authority, Health Facilities Revenue, Baptist Healthcare System, Series A, 5.0%, 8/15/2051 | | 5,000,000 | | 5,893,550 |
| Indiana, State Finance Authority, Wastewater Utility Revenue, First Lien, Series A, 5.25%, 10/1/2038 | | 8,000,000 | | 8,530,960 |
| | 62,842,488 |
| Iowa 0.5% |
| Iowa, State Finance Authority Revenue, Lifespace Communities, Inc., Obligated Group: | |
| | Series A, 5.0%, 5/15/2043 | | 6,705,000 | | 7,792,216 |
| | Series A, 5.0%, 5/15/2047 | | 3,500,000 | | 3,979,675 |
| | Series A, 5.0%, 5/15/2048 | | 8,220,000 | | 9,474,701 |
| | 21,246,592 |
| Kentucky 0.3% |
| Kentucky, State Economic Development Finance Authority, CommonSpirit Health, Series A-2, 5.0%, 8/1/2044 | | 6,000,000 | | 7,470,000 |
| Kentucky, State Economic Development Finance Authority, Owensboro Health, Inc., Obligated Group: | |
| | Series A, 5.0%, 6/1/2045 | | 1,275,000 | | 1,495,843 |
| | Series A, 5.25%, 6/1/2041 | | 1,915,000 | | 2,304,913 |
| | 11,270,756 |
| Louisiana 0.4% |
| Louisiana, New Orleans Aviation Board, General Airport North Terminal, Series B, AMT, 5.0%, 1/1/2048 | | 2,830,000 | | 3,351,258 |
| Louisiana, Public Facilities Authority, Hospital Revenue, Lafayette General Medical Center, 5.5%, 11/1/2040 | | 5,000,000 | | 5,029,850 |
| Louisiana, State Local Government Environmental Facilities & Community Development Authority Revenue, Westlake Chemical Corp. Project, 3.5%, 11/1/2032 | | 9,265,000 | | 10,273,217 |
| | 18,654,325 |
| Maine 0.2% |
| Maine, Health & Higher Educational Facilities Authority Revenue, Series A, 5.0%, 7/1/2040 | | 9,650,000 | | 9,776,029 |
| Maryland 1.1% |
| Maryland, State Community Development Administration, Department of Housing & Community Development, Series C, 3.5%, 3/1/2050 | | 3,570,000 | | 3,930,713 |
| Maryland, State Health & Higher Educational Facilities Authority Revenue, Adventist Healthcare, Series A, 5.5%, 1/1/2046 | | 20,000,000 | | 24,372,800 |
| Maryland, State Health & Higher Educational Facilities Authority Revenue, Medstar Health Obligated Group: | |
| | Series A, 5.0%, 5/15/2042 | | 9,735,000 | | 11,833,087 |
| | Series A, 5.0%, 5/15/2045 | | 5,000,000 | | 6,048,950 |
| | 46,185,550 |
| Massachusetts 0.4% |
| Massachusetts, State Development Finance Agency Revenue, Linden Ponds, Inc. Facility, Series B, 11/15/2056* | | 314,524 | | 96,383 |
| Massachusetts, State Development Finance Agency Revenue, NewBridge Charles, Inc.: | |
| | 144A, 5.0%, 10/1/2047 | | 700,000 | | 776,055 |
| | 144A, 5.0%, 10/1/2057 | | 1,700,000 | | 1,880,132 |
| Massachusetts, State Development Finance Agency Revenue, Partners Healthcare System, Inc.: | |
| | Series S-1, 5.0%, 7/1/2028 | | 2,700,000 | | 3,523,365 |
| | Series S-1, 5.0%, 7/1/2033 | | 4,000,000 | | 5,114,240 |
| | Series L, Prerefunded, 5.0%, 7/1/2036 | | 70,000 | | 73,903 |
| Massachusetts, State Development Finance Agency Revenue, South Shore Hospital, Series I, 5.0%, 7/1/2041 | | 1,825,000 | | 2,143,280 |
| Massachusetts, State Development Finance Agency Revenue, UMass Memorial Healthcare, Series I, 5.0%, 7/1/2036 | | 1,000,000 | | 1,209,470 |
| | 14,816,828 |
| Michigan 0.8% |
| Michigan, State Finance Authority Revenue, Series A, 4.0%, 12/1/2049 | | 15,000,000 | | 17,617,500 |
| Michigan, State Strategic Fund Ltd., Obligation Revenue Improvement Project, Series I, AMT, 5.0%, 12/31/2043 | | 4,800,000 | | 5,928,864 |
| Wayne County, MI, Airport Authority Revenue, Detroit Metropolitan Airport, Series A, 5.0%, 12/1/2037 | | 9,255,000 | | 10,190,958 |
| | 33,737,322 |
| Minnesota 0.8% |
| Duluth, MN, Economic Development Authority, Health Care Facilities Revenue, Essentia Health Obligated Group: | |
| | Series A, 5.0%, 2/15/2048 | | 5,000,000 | | 6,183,400 |
| | Series A, 5.0%, 2/15/2053 | | 14,060,000 | | 17,338,792 |
| Minneapolis, MN, Health Care Systems Revenue, Fairview Health Services, Series A, 5.0%, 11/15/2049 | | 4,075,000 | | 5,018,444 |
| Minnesota, State Trunk Highway, Series B, 4.0%, 8/1/2032 | | 5,000,000 | | 6,056,850 |
| | 34,597,486 |
| Missouri 0.8% |
| Missouri, State Health & Educational Facilities Authority Revenue, Lutheran Senior Services Projects, Series B, 5.0%, 2/1/2046 | | 2,460,000 | | 2,827,622 |
| Missouri, State Health & Educational Facilities Authority Revenue, Medical Research, Lutheran Senior Services, Series A, 5.0%, 2/1/2046 | | 3,285,000 | | 3,775,910 |
| Missouri, State Housing Development Commission, Single Family Mortgage Revenue, First Homeownership loan Program, Series B, 4.0%, 5/1/2050 | | 4,290,000 | | 4,800,596 |
| St. Louis County, MO, Industrial Development Authority, Senior Living Facilities, Friendship Village: | |
| | 5.0%, 9/1/2048 | | 3,255,000 | | 3,743,218 |
| | Series A, 5.125%, 9/1/2048 | | 7,500,000 | | 8,612,925 |
| | Series A, 5.125%, 9/1/2049 | | 7,975,000 | | 9,153,944 |
| | 32,914,215 |
| Nebraska 0.3% |
| Douglas County, NE, Hospital Authority No.2, Health Facilities, Children's Hospital Obligated Group, 5.0%, 11/15/2047 | | 5,205,000 | | 6,205,141 |
| Nebraska, Central Plains Energy Project, Gas Project Revenue, Series A, 5.0%, 9/1/2033, GTY: Goldman Sachs Group, Inc. | | 3,815,000 | | 5,164,136 |
| | 11,369,277 |
| Nevada 0.0% |
| Reno, NV, Sales Tax Revenue, Transportation Rail Access, Series C, 144A, Zero Coupon, 7/1/2058 | | 9,000,000 | | 1,510,290 |
| New Hampshire 0.2% |
| New Hampshire, Health & Education Facilities Authority Revenue, Wentworth-Douglas Hospital, Series A, Prerefunded, 6.5%, 1/1/2031 | | 10,000,000 | | 10,465,800 |
| New Jersey 2.3% |
| New Jersey, State Economic Development Authority Revenue: | |
| | 5.0%, 6/15/2028 | | 1,050,000 | | 1,126,104 |
| | Series DDD, 5.0%, 6/15/2042 | | 2,775,000 | | 3,305,996 |
| | Series BBB, 5.5%, 6/15/2030 | | 22,440,000 | | 27,918,277 |
| New Jersey, State Economic Development Authority Revenue, Private Activity, The Goethals Bridge Replacement Project, AMT, 5.0%, 1/1/2031, INS: AGMC | | 4,000,000 | | 4,511,120 |
| New Jersey, State Economic Development Authority, Motor Vehicle Surcharge Revenue, Series A, 5.0%, 7/1/2033 | | 1,460,000 | | 1,775,696 |
| New Jersey, State Economic Development Authority, State Government Buildings Project: | |
| | Series A, 5.0%, 6/15/2042 | | 2,885,000 | | 3,471,867 |
| | Series A, 5.0%, 6/15/2047 | | 3,205,000 | | 3,830,135 |
| New Jersey, State Transportation Trust Fund Authority, Transportation Systems: | |
| | Series A, 5.0%, 12/15/2033 | | 3,570,000 | | 4,479,208 |
| | Series A, 5.0%, 12/15/2034 | | 5,710,000 | | 7,151,375 |
| | Series A, 5.0%, 12/15/2036 | | 2,385,000 | | 2,974,119 |
| | Series A, Prerefunded, 6.0%, 6/15/2035 | | 6,000,000 | | 6,399,060 |
| New Jersey, Tobacco Settlement Financing Corp.: | |
| | Series A, 5.0%, 6/1/2046 | | 5,270,000 | | 6,421,231 |
| | Series B, 5.0%, 6/1/2046 | | 16,500,000 | | 19,447,725 |
| | Series A, 5.25%, 6/1/2046 | | 2,630,000 | | 3,265,303 |
| | 96,077,216 |
| New Mexico 0.6% |
| New Mexico, State Finance Authority Revenue, Public Project Revolving Fund: | |
| | Series A, 4.0%, 6/1/2029 | | 5,765,000 | | 7,017,331 |
| | Series A, 4.0%, 6/1/2030 | | 5,795,000 | | 6,996,999 |
| New Mexico, State Mortgage Finance Authority, Series A, 3.5%, 1/1/2051 | | 4,250,000 | | 4,705,898 |
| New Mexico, State Mortgage Finance Authority, Single Family Mortgage Revenue, "I", Series D, 3.75%, 1/1/2050 | | 4,325,000 | | 4,795,084 |
| | 23,515,312 |
| New York 14.3% |
| New York, Metropolitan Transportation Authority, Dedicated Tax Fund, Climate Board Certified Green Bond: | |
| | Series B-2, 5.0%, 11/15/2034 | | 10,940,000 | | 14,009,108 |
| | Series A-2, 5.0%, 11/15/2045 | | 5,000,000 | | 6,260,450 |
| New York, Metropolitan Transportation Authority Revenue: | |
| | Series D, 5.0%, 11/15/2027, INS: AGMC | | 16,500,000 | | 18,300,975 |
| | Series D, 5.0%, 11/15/2038 | | 13,635,000 | | 15,592,441 |
| | Series B, 5.25%, 11/15/2044 | | 25,000,000 | | 29,010,000 |
| New York, Metropolitan Transportation Authority Revenue, Green Bond: | | | | |
| | Series A-1, 4.0%, 11/15/2044, INS: AGMC | | 12,050,000 | | 14,347,091 |
| | Series A-2, 5.0%, 11/15/2027 | | 9,000,000 | | 11,281,770 |
| New York, Senior Care Revenue, Dormitory Authority, City University, Series A, 5.25%, 5/15/2021 | | 2,000,000 | | 2,062,040 |
| New York, State Agency General Obligation Lease, Urban Development Corp., 5.7%, 4/1/2020 | | 800,000 | | 803,064 |
| New York, State Dormitory Authority, Personal Income Tax Revenue: | |
| | Series A, Prerefunded, 5.0%, 2/15/2035 | | 9,305,000 | | 10,471,196 |
| | Series B, 5.0%, 2/15/2035 | | 30,000,000 | | 35,742,900 |
| | Series A, 5.0%, 2/15/2039 | | 3,950,000 | | 4,890,890 |
| | Series C, 5.0%, 3/15/2041 | | 10,000,000 | | 10,442,200 |
| | Series C, 5.0%, 3/15/2042 | | 14,750,000 | | 17,006,455 |
| New York, State Dormitory Authority, Sales Tax Revenue, Series B, 5.0%, 3/15/2036 | | 5,000,000 | | 6,439,000 |
| New York, State Liberty Development Corp., Revenue, World Trade Center Port Authority Construction, 5.25%, 12/15/2043 | | 45,000,000 | | 48,563,550 |
| New York, State Thruway Authority General Revenue, Junior Indebtedness Obligations, Series B, 4.0%, 1/1/2050, INS: AGMC | | 40,000,000 | | 47,338,800 |
| New York, State Transportation Development Corp., Special Facilities Revenue, Delta Air Lines, Inc., LaGuardia Airport C&D Redevelopment: | |
| | AMT, 5.0%, 1/1/2033 | | 2,045,000 | | 2,536,229 |
| | AMT, 5.0%, 1/1/2034 | | 2,045,000 | | 2,531,424 |
| | AMT, 5.0%, 1/1/2036 | | 2,045,000 | | 2,522,323 |
| New York, State Transportation Development Corp., Special Facilities Revenue, Laguardia Gateway Partners LLC, Redevelopment Project: | |
| | Series A, AMT, 5.0%, 7/1/2041 | | 6,660,000 | | 7,691,501 |
| | Series A, AMT, 5.0%, 7/1/2046 | | 14,190,000 | | 16,334,677 |
| New York, State Urban Development Corp. Revenue, State Personal Income Tax, Series A, 5.0%, 3/15/2031 | | 4,600,000 | | 5,840,022 |
| New York, TSASC, Inc.: | |
| | Series A, 5.0%, 6/1/2041 | | 1,195,000 | | 1,386,642 |
| | Series B, 5.0%, 6/1/2045 | | 12,800,000 | | 13,416,832 |
| | Series B, 5.0%, 6/1/2048 | | 7,385,000 | | 7,731,504 |
| New York, Utility Debt Securitization Authority, Restructuring Revenue: | |
| | Series TE, 5.0%, 12/15/2034 | | 3,200,000 | | 3,692,096 |
| | Series TE, 5.0%, 12/15/2035 | | 4,000,000 | | 4,610,360 |
| New York City, NY, Municipal Water Finance Authority, Water & Sewer Systems Revenue: | |
| | Series DD, 5.0%, 6/15/2036 | | 6,000,000 | | 7,013,580 |
| | Series AA, 5.0%, 6/15/2040 | | 24,000,000 | | 31,660,080 |
| New York City, NY, Municipal Water Finance Authority, Water & Sewer Systems Revenue, Second Generation Resolution, Series EE, 5.375%, 6/15/2043 | | 3,810,000 | | 3,943,655 |
| New York City, NY, Transitional Finance Authority Revenue, Future Tax Secured: | |
| | Series A-1, 4.0%, 5/1/2031 | | 5,430,000 | | 6,343,815 |
| | Series A, 5.0%, 2/1/2031 | | 5,000,000 | | 6,315,900 |
| | Series F-1, 5.0%, 5/1/2031 | | 4,900,000 | | 6,231,183 |
| | Series D-1, 5.0%, 2/1/2038 | | 17,655,000 | | 20,327,614 |
| New York City, NY, Transitional Finance Authority, Building Aid Revenue: | |
| | Series S-2A, 4.0%, 7/15/2037 | | 5,000,000 | | 5,943,250 |
| | Series S-2A, 4.0%, 7/15/2038 | | 8,500,000 | | 10,073,180 |
| | Series S-3, 5.0%, 7/15/2031 | | 4,000,000 | | 5,230,040 |
| New York City, NY, Transitional Finance Authority, Building Aid Revenue, Fiscal 2018, Series S-1, 5.0%, 7/15/2035 | | 2,800,000 | | 3,548,776 |
| New York, NY, General Obligation: | |
| | Series B-1, 5.0%, 12/1/2031 | | 2,000,000 | | 2,516,700 |
| | Series D-1, 5.0%, 10/1/2033 | | 25,000,000 | | 26,671,500 |
| Port Authority of New York & New Jersey: | |
| | Series 214, AMT, 4.0%, 9/1/2037 | | 2,000,000 | | 2,407,640 |
| | Series 214, AMT, 4.0%, 9/1/2038 | | 2,000,000 | | 2,400,080 |
| | Series 214, AMT, 4.0%, 9/1/2039 | | 2,000,000 | | 2,394,300 |
| | Series 207, AMT, 5.0%, 9/15/2031 | | 5,000,000 | | 6,406,650 |
| | Series 207, AMT, 5.0%, 9/15/2032 | | 10,000,000 | | 12,753,400 |
| Port Authority of New York & New Jersey, One Hundred Ninety-Third: | |
| | AMT, 5.0%, 10/15/2029 | | 10,000,000 | | 12,108,700 |
| | AMT, 5.0%, 10/15/2034 | | 5,775,000 | | 6,926,593 |
| | AMT, 5.0%, 10/15/2035 | | 2,865,000 | | 3,431,468 |
| Port Authority of New York & New Jersey, Two Hundred Eighteen, Series B, AMT, 4.0%, 11/1/2047 | | 5,770,000 | | 6,818,928 |
| Port Authority of New York & New Jersey, Two Hundred Second: | |
| | AMT, 5.0%, 10/15/2033 | | 6,560,000 | | 8,189,110 |
| | AMT, 5.0%, 10/15/2034 | | 5,250,000 | | 6,535,567 |
| Port Authority of New York & New Jersey, Two Hundred Seven: | |
| | AMT, 5.0%, 9/15/2029 | | 8,000,000 | | 10,342,240 |
| | AMT, 5.0%, 9/15/2030 | | 20,000,000 | | 25,730,600 |
| Troy, NY, Capital Resource Corp. Revenue, Rensselaer Polytechnic Institute, Series A, 5.125%, 9/1/2040 | | 2,000,000 | | 2,042,100 |
| | 605,162,189 |
| North Carolina 0.5% |
| Charlotte, NC, Airport Revenue, Series A, 5.5%, 7/1/2034 | | 1,500,000 | | 1,522,605 |
| Charlotte-Mecklenberg, NC, Hospital Authority, Health Care System Revenue, Series A, 5.0%, 1/15/2039 | | 9,540,000 | | 10,473,298 |
| North Carolina, State Housing Finance Agency, Series 42, 4.0%, 1/1/2050 | | 6,370,000 | | 7,143,318 |
| | 19,139,221 |
| North Dakota 0.2% |
| Fargo, ND, Sanford Health Systems Revenue, 6.25%, 11/1/2031 | | 9,260,000 | | 10,076,639 |
| Ohio 3.5% |
| Buckeye, OH, Tobacco Settlement Financing Authority, Series B-2, Class 2, 5.0%, 6/1/2055 (a) | | 10,665,000 | | 12,060,835 |
| Chillicothe, OH, Hospital Facilities Revenue, Adena Health System Obligated Group Project, 5.0%, 12/1/2047 | | 6,035,000 | | 7,265,597 |
| Cleveland, OH, Airport Systems Revenue, Series A, Prerefunded, 5.0%, 1/1/2030 | | 1,000,000 | | 1,077,380 |
| Hamilton County, OH, Health Care Revenue, Life Enriching Communities Project: | |
| | 5.0%, 1/1/2036 | | 975,000 | | 1,135,124 |
| | 5.0%, 1/1/2046 | | 2,790,000 | | 3,198,568 |
| Hancock County, OH, Hospital Revenue, Blanchard Valley Regional Health Center, Prerefunded, 6.5%, 12/1/2030 | | 14,425,000 | | 15,433,452 |
| Lucas County, OH, Hospital Revenue, Promedica Healthcare, Series A, Prerefunded, 6.5%, 11/15/2037 | | 6,000,000 | | 6,571,920 |
| Ohio, Akron, Bath & Copley Joint Township Hospital District Revenue, 5.25%, 11/15/2046 | | 11,610,000 | | 13,952,666 |
| Ohio, Akron, Bath & Copley Joint Township Hospital District Revenue, Children's Hospital Medical Center of Akron, 5.0%, 11/15/2038 | | 15,645,000 | | 17,230,151 |
| Ohio, American Municipal Power, Inc. Revenue, Fremont Energy Center Project, Series B, 5.0%, 2/15/2037 | | 13,090,000 | | 14,004,206 |
| Ohio, Higher Education Revenue, Case Western Reserve University, Series B, 6.5%, 10/1/2020 | | 440,000 | | 454,269 |
| Ohio, State Higher Educational Facility Commission Revenue, Summa Health Systems Project: | |
| | Series 2010, 5.25%, 11/15/2035, INS: AGMC | | 7,500,000 | | 7,570,575 |
| | Series 2010, 5.5%, 11/15/2030, INS: AGMC | | 4,000,000 | | 4,038,520 |
| Ohio, State Hospital Revenue, Aultman Health Foundation, 144A, 5.0%, 12/1/2048 | | 7,500,000 | | 8,574,675 |
| Ohio, State Housing Finance Agency, Residential Mortgage Revenue, First Time Homebuyer Program, Series A, 3.75%, 9/1/2050 | | 4,000,000 | | 4,520,880 |
| Ohio, State Housing Finance Agency , Residential Mortgage Revenue, Series B, 4.5%, 3/1/2050 | | 5,495,000 | | 6,268,971 |
| Ohio, State Turnpike Commission, Infrastructure Projects: | |
| | Series A-1, 5.25%, 2/15/2030 | | 4,620,000 | | 5,173,522 |
| | Series A-1, 5.25%, 2/15/2031 | | 9,375,000 | | 10,489,500 |
| | Series A-1, 5.25%, 2/15/2032 | | 7,500,000 | | 8,389,275 |
| | 147,410,086 |
| Oklahoma 0.8% |
| Oklahoma, State Development Finance Authority, Health System Revenue, OU Medicine Project: | |
| | Series B, 5.5%, 8/15/2052 | | 2,185,000 | | 2,713,639 |
| | Series B, 5.5%, 8/15/2057 | | 9,385,000 | | 11,610,747 |
| Oklahoma, State Turnpike Authority Revenue, Series E, 4.0%, 1/1/2031 | | 6,375,000 | | 7,524,221 |
| Oklahoma, Water & Sewer Revenue, McGee Creek Authority, 6.0%, 1/1/2023, INS: NATL | | 8,400,000 | | 9,114,168 |
| Tulsa County, OK, Industrial Authority, Senior Living Community Revenue, Montereau, Inc. Project, 5.25%, 11/15/2045 | | 1,575,000 | | 1,812,841 |
| | 32,775,616 |
| Pennsylvania 3.5% |
| Cumberland County, PA, Municipal Authority, Asbury Pennsylvania Obligation Group, 5.0%, 1/1/2045 | | 1,055,000 | | 1,179,036 |
| Franklin County, PA, Industrial Development Authority Revenue, Menno Haven, Inc. Project: | |
| | 5.0%, 12/1/2043 | | 665,000 | | 738,729 |
| | 5.0%, 12/1/2048 | | 720,000 | | 797,414 |
| | 5.0%, 12/1/2053 | | 1,055,000 | | 1,165,501 |
| Lancaster County, PA, Hospital Authority Revenue, University of Pennsylvania Health System Obligated Group, 5.0%, 8/15/2042 | | 2,100,000 | | 2,541,357 |
| Montgomery County, PA, Industrial Development Authority, Meadowood Senior Living Project: | |
| | Series A, 5.0%, 12/1/2038 | | 1,665,000 | | 1,939,092 |
| | Series A, 5.0%, 12/1/2048 | | 4,335,000 | | 4,975,280 |
| Pennsylvania, Central Bradford Progress Authority Revenue, Guthrie Healthcare System, Prerefunded, 5.375%, 12/1/2041 | | 12,550,000 | | 13,526,515 |
| Pennsylvania, Certificate of Participations, Series A, 5.0%, 7/1/2043 | | 1,115,000 | | 1,368,027 |
| Pennsylvania, Commonwealth Financing Authority Revenue, Series A, 5.0%, 6/1/2033 | | 5,000,000 | | 5,909,650 |
| Pennsylvania, Commonwealth Financing Authority, Tobacco Master Settlement Payment Revenue Bonds: | |
| | 5.0%, 6/1/2027 | | 1,290,000 | | 1,621,711 |
| | 5.0%, 6/1/2028 | | 1,290,000 | | 1,656,747 |
| | 5.0%, 6/1/2029 | | 1,290,000 | | 1,649,007 |
| | 5.0%, 6/1/2030 | | 855,000 | | 1,086,654 |
| | 5.0%, 6/1/2031 | | 865,000 | | 1,095,600 |
| Pennsylvania, Geisinger Authority Health System Revenue, Series A-2, 5.0%, 2/15/2034 | | 3,000,000 | | 3,699,390 |
| Pennsylvania, State General Obligation: | |
| | Series 2, 4.0%, 9/15/2032 | | 10,000,000 | | 11,707,200 |
| | Series D, 5.0%, 8/15/2032 | | 5,000,000 | | 6,006,400 |
| Pennsylvania, State Turnpike Commission Revenue: | |
| | Series B, 5.0%, 6/1/2033 | | 12,000,000 | | 14,613,960 |
| | Series A-1, 5.0%, 12/1/2040 | | 15,000,000 | | 17,798,100 |
| | Series B-1, 5.0%, 6/1/2042 | | 6,950,000 | | 8,408,666 |
| | Series A-1, 5.0%, 12/1/2042 | | 5,000,000 | | 6,196,650 |
| | Series A, 5.0%, 12/1/2044 | | 20,335,000 | | 25,521,645 |
| | Series A-1, 5.0%, 12/1/2047 | | 3,335,000 | | 4,105,985 |
| Philadelphia, PA, Airport Revenue, Series A, 5.0%, 6/15/2035 | | 7,080,000 | | 7,155,898 |
| | 146,464,214 |
| Puerto Rico 0.5% |
| Puerto Rico, Sales Tax Financing Corp., Sales Tax Revenue: | |
| | Series A-1, Zero Coupon, 7/1/2051 | | 35,000,000 | | 7,565,950 |
| | Series A-1, 5.0%, 7/1/2058 | | 12,933,000 | | 14,832,470 |
| | 22,398,420 |
| South Carolina 2.6% |
| Charleston County, SC, Airport District System Revenue, Series A, AMT, 5.75%, 7/1/2030 | | 5,880,000 | | 6,743,654 |
| Lexington County, SC, Health Services District, Lexington Medical Center: | |
| | 5.0%, 11/1/2041 | | 2,500,000 | | 2,963,150 |
| | 5.0%, 11/1/2046 | | 7,490,000 | | 8,822,246 |
| South Carolina, State Jobs-Economic Development Authority, Hospital Revenue, Conway Hospitals, Inc., 5.25%, 7/1/2047 | | 4,715,000 | | 5,564,926 |
| South Carolina, State Jobs-Economic Development Authority, Residential Facility Revenue, Episcopal Home at Still Hopes: | |
| | Series A, 5.0%, 4/1/2048 | | 3,085,000 | | 3,423,579 |
| | Series A, 5.25%, 4/1/2053 | | 4,000,000 | | 4,468,960 |
| South Carolina, State Public Service Authority Revenue: | |
| | Series A, 5.0%, 12/1/2033 | | 4,400,000 | | 5,351,412 |
| | Series A, 5.0%, 12/1/2036 | | 4,780,000 | | 5,787,003 |
| | Series C, 5.0%, 12/1/2046 | | 6,850,000 | | 7,918,120 |
| South Carolina, State Public Service Authority Revenue, Santee Cooper, Series A, Prerefunded, 5.75%, 12/1/2043 | | 35,555,000 | | 41,976,233 |
| South Carolina, State Transportation Infrastructure Bank Revenue, 5.0%, 10/1/2038 | | 15,130,000 | | 18,883,753 |
| | 111,903,036 |
| South Dakota 1.0% |
| South Dakota, State Health & Educational Facilities Authority Revenue, Avera Health: | |
| | 5.0%, 7/1/2044 | | 20,475,000 | | 23,205,956 |
| | 5.0%, 7/1/2046 | | 16,140,000 | | 19,462,419 |
| | 42,668,375 |
| Tennessee 0.5% |
| Metropolitan Government of Nashville & Davidson County, TN, General Obligation, 4.0%, 7/1/2034 | | 6,000,000 | | 7,186,140 |
| Metropolitan Nashville, TN, Airport Authority Revenue: | |
| | Series B, AMT, 4.0%, 7/1/2049 | | 4,000,000 | | 4,687,080 |
| | Series B, AMT, 4.0%, 7/1/2054 | | 6,000,000 | | 6,994,080 |
| Tennessee, Energy Acquisition Corp., Gas Revenue, Series A, 5.25%, 9/1/2021, GTY: Goldman Sachs Group, Inc. | | 2,000,000 | | 2,125,480 |
| | 20,992,780 |
| Texas 11.4% |
| Central Texas, Regional Mobility Authority Revenue, Senior Lien, Series A, 5.0%, 1/1/2040 | | 4,730,000 | | 5,588,211 |
| Clifton, TX, Higher Education Finance Corp., Education Revenue, Series D, 6.125%, 8/15/2048 | | 11,465,000 | | 13,358,674 |
| Harris County, TX, Port Houston Authority, Series D-1, 5.0%, 10/1/2035 | | 18,290,000 | | 18,687,807 |
| Houston, TX, Utility Systems Revenue, First Lien: | |
| | Series A, 5.0%, 11/15/2032 (a) | | 2,320,000 | | 3,184,803 |
| | Series A, 5.0%, 11/15/2033 (a) | | 2,475,000 | | 3,388,968 |
| | Series B, 5.0%, 11/15/2034 | | 5,000,000 | | 6,238,550 |
| North Texas, Tollway Authority Revenue: | |
| | Series B, 5.0%, 1/1/2040 | | 8,825,000 | | 9,780,924 |
| | First Tier, Prerefunded, 6.0%, 1/1/2043 | | 30,000,000 | | 31,289,100 |
| North Texas, Tollway Authority Revenue, Second Tier: | |
| | Series B, 5.0%, 1/1/2043 | | 3,075,000 | | 3,726,039 |
| | Series B, 5.0%, 1/1/2048 | | 8,615,000 | | 10,378,146 |
| Port Beaumont, TX, Navigation District Dock & Wharf Facility Revenue, Jefferson's Gulf Coast Energy Project, Series A, 144A, AMT, 4.0%, 1/1/2050 | | 1,730,000 | | 1,801,622 |
| San Antonio, TX, Electric & Gas Systems Revenue, 4.0%, 2/1/2032 | | 7,000,000 | | 8,135,820 |
| Tarrant County, TX, Cultural Education Facilities Finance Corp. Revenue, Christus Health Obligated Group, Series B, 5.0%, 7/1/2048 | | 25,000,000 | | 31,091,000 |
| Tarrant County, TX, Cultural Education Facilities Finance Corp., Buckner Retirement Services Revenue, 5.0%, 11/15/2046 | | 4,410,000 | | 5,237,184 |
| Tarrant County, TX, Cultural Education Facilities Finance Corp., Hospital Revenue, Scott & White Healthcare: | |
| | 5.0%, 8/15/2036 | | 7,000,000 | | 7,817,880 |
| | 5.0%, 8/15/2043 | | 9,900,000 | | 11,000,187 |
| Tarrant County, TX, Cultural Education Facilities Finance Corp., State Health Resources, Prerefunded, 5.0%, 11/15/2040 | | 7,000,000 | | 7,206,220 |
| Texas, Dallas/Fort Worth International Airport Revenue, Series D, 5.0%, 11/1/2035 | | 24,425,000 | | 25,096,443 |
| Texas, Grand Parkway Transportation Corp., System Toll Revenue: | |
| | First Tier, Series C, 4.0%, 10/1/2049 | | 6,000,000 | | 7,111,980 |
| | Series B, Prerefunded, 5.25%, 10/1/2051 | | 20,000,000 | | 23,063,800 |
| Texas, Love Field Airport Modernization Corp., General Airport Revenue: | |
| | AMT, 5.0%, 11/1/2033 | | 1,250,000 | | 1,519,963 |
| | AMT, 5.0%, 11/1/2034 | | 1,000,000 | | 1,214,210 |
| Texas, Lower Colorado River Authority Revenue, Series A, Prerefunded, 5.0%, 5/15/2036 | | 25,000 | | 27,239 |
| Texas, Lower Colorado River Authority, Transmission Contract Revenue, LCRA Transmission Services, 5.0%, 5/15/2040 | | 20,000,000 | | 20,154,600 |
| Texas, Municipal Gas Acquisition & Supply Corp., I, Gas Supply Revenue, Series B, 67% of 3-month USD-LIBOR + 0.700%, 1.969% **, 12/15/2026, GTY: Merrill Lynch & Co., Inc. | | 16,505,000 | | 16,558,311 |
| Texas, New Hope Cultural Education Facilities Finance Corp., Senior Living Revenue, Bridgemoor Plano Project, Series A, 7.25%, 12/1/2053 | | 5,000,000 | | 5,480,550 |
| Texas, SA Energy Acquisition Public Facility Corp., Gas Supply Revenue: | |
| | 5.5%, 8/1/2021, GTY: Goldman Sachs Group, Inc. | | 5,575,000 | | 5,923,215 |
| | 5.5%, 8/1/2025, GTY: Goldman Sachs Group, Inc. | | 2,750,000 | | 3,332,890 |
| Texas, State College Student Loan, AMT, 5.5%, 8/1/2028 | | 5,620,000 | | 7,141,896 |
| Texas, State Municipal Gas Acquisition & Supply Corp. I, Gas Supply Revenue, Series D, 6.25%, 12/15/2026, GTY: Merrill Lynch & Co., Inc. | | 16,995,000 | | 20,234,927 |
| Texas, State Municipal Gas Acquisition & Supply Corp. III Gas Supply Revenue: | |
| | 5.0%, 12/15/2030, GTY: Macquarie Group Ltd. | | 2,250,000 | | 2,477,070 |
| | 5.0%, 12/15/2031, GTY: Macquarie Group Ltd. | | 4,500,000 | | 4,948,875 |
| | 5.0%, 12/15/2032, GTY: Macquarie Group Ltd. | | 21,215,000 | | 23,306,375 |
| Texas, State Transportation Commission, Turnpike Systems Revenue: | |
| | Series C, 5.0%, 8/15/2034 | | 14,410,000 | | 16,808,545 |
| | Series C, 5.0%, 8/15/2042 | | 5,085,000 | | 5,871,599 |
| Texas, State Water Development Board Revenue, State Water Implementation Revenue Fund: | |
| | 4.0%, 10/15/2030 | | 8,500,000 | | 10,029,490 |
| | Series B, 4.0%, 10/15/2033 | | 20,000,000 | | 24,223,400 |
| | Series A, 4.0%, 10/15/2036 | | 5,000,000 | | 5,930,450 |
| | Series B, 4.0%, 10/15/2036 | | 23,580,000 | | 28,382,774 |
| | Series B, 4.0%, 10/15/2037 | | 7,000,000 | | 8,399,650 |
| | Series A, 4.0%, 10/15/2044 | | 14,165,000 | | 16,919,384 |
| Texas, University of Texas Revenue, Series B, 5.0%, 8/15/2049 | | 12,750,000 | | 21,509,122 |
| | 483,577,893 |
| Utah 0.7% |
| Salt Lake City, UT, Airport Revenue: | |
| | Series A, AMT, 5.0%, 7/1/2032 | | 5,000,000 | | 6,350,700 |
| | Series A, AMT, 5.0%, 7/1/2043 | | 3,850,000 | | 4,773,153 |
| | Series A, AMT, 5.0%, 7/1/2047 | | 13,435,000 | | 16,267,098 |
| | Series A, AMT, 5.0%, 7/1/2048 | | 2,310,000 | | 2,845,458 |
| | 30,236,409 |
| Virginia 1.9% |
| Fairfax County, VA, Economic Development Authority, Residential Care Facility Revenue, Goodwin House, Inc., Series A, 5.0%, 10/1/2036 | | 1,750,000 | | 2,035,425 |
| Virginia, Small Business Financing Authority, Private Activity Revenue, Transform 66 P3 Project: | |
| | AMT, 5.0%, 12/31/2049 | | 14,865,000 | | 17,721,607 |
| | AMT, 5.0%, 12/31/2052 | | 4,655,000 | | 5,539,124 |
| Virginia, State College Building Authority, Educational Facilities Revenue, 21st Century, Series A, 4.0%, 2/1/2031 | | 15,145,000 | | 17,517,464 |
| Virginia, State College Building Authority, Educational Facilities Revenue, Public Higher Education: | |
| | Series A, 4.0%, 9/1/2030 | | 5,590,000 | | 6,691,342 |
| | Series A, 4.0%, 9/1/2031 | | 4,710,000 | | 5,512,490 |
| Virginia, State Commonwealth Transportation Board Revenue, Series A, 5.0%, 5/15/2031 | | 5,120,000 | | 6,615,398 |
| Virginia, State Public Building Authority, Public Facility Revenue, Series A, 4.0%, 8/1/2039 | | 5,000,000 | | 6,075,700 |
| Virginia, State Public Building Authority, Public Facility Revenue, Series B, AMT, 4.0%, 8/1/2039 | | 9,700,000 | | 11,525,055 |
| | 79,233,605 |
| Washington 4.4% |
| King County, WA, School District No. 412 Shoreline: | |
| | 4.0%, 12/1/2035 | | 5,505,000 | | 6,624,772 |
| | 4.0%, 12/1/2037 | | 15,000,000 | | 17,950,950 |
| | 5.0%, 12/1/2031 | | 14,345,000 | | 18,821,644 |
| Port of Seattle, WA, Revenue Bonds: | |
| | Series A, AMT, 5.0%, 5/1/2029 | | 8,280,000 | | 10,325,491 |
| | Series A, AMT, 5.0%, 5/1/2030 | | 6,200,000 | | 7,701,516 |
| | Series A, AMT, 5.0%, 5/1/2031 | | 9,200,000 | | 11,356,296 |
| Seattle, WA, Municipal Light & Power Revenue, Series A, 4.0%, 1/1/2038 | | 6,875,000 | | 8,064,444 |
| Spokane County, WA, School District No. 81, Series B, 4.0%, 12/1/2030 | | 18,800,000 | | 22,507,360 |
| Washington, Energy Northwest Electric Revenue: | |
| | Series C, 5.0%, 7/1/2030 | | 14,405,000 | | 18,824,454 |
| | Series C, 5.0%, 7/1/2031 | | 10,675,000 | | 13,894,793 |
| Washington, State General Obligation, Series C, 5.0%, 2/1/2031 | | 16,000,000 | | 20,683,040 |
| Washington, State Health Care Facilities Authority, Catholic Health Initiatives, Series A, Prerefunded, 5.0%, 2/1/2041 | | 11,260,000 | | 11,681,011 |
| Washington, State Health Care Facilities Authority, Commonspirit Health Obligation, Series A-2, 5.0%, 8/1/2044 | | 3,500,000 | | 4,357,500 |
| Washington, State Health Care Facilities Authority, Virginia Mason Medical Center: | |
| | 5.0%, 8/15/2034 | | 1,715,000 | | 2,085,080 |
| | 5.0%, 8/15/2035 | | 1,470,000 | | 1,781,861 |
| | 5.0%, 8/15/2036 | | 980,000 | | 1,185,624 |
| Washington, State Housing Finance Commission, Non-profit Housing Revenue, Rockwood Retirement Communities Project, 144A, 5.0%, 1/1/2055 | | 9,010,000 | | 9,777,111 |
| | 187,622,947 |
| West Virginia 0.6% |
| West Virginia, State Hospital Finance Authority, State University Health System Obligated Group, Series A, 5.0%, 6/1/2047 | | 20,120,000 | | 24,122,069 |
| Wisconsin 0.9% |
| Wisconsin, Hospital & Healthcare Revenue, Health & Education Facilities Authority: | |
| | Series B, ETM, 6.25%, 1/1/2022, INS: AMBAC | | 885,000 | | 946,384 |
| | Series C, ETM, 6.25%, 1/1/2022, INS: AMBAC | | 1,540,000 | | 1,647,030 |
| Wisconsin, Public Finance Authority, Senior Living Community First Mortgage Revenue, Cedars Obligated Group: | |
| | 144A, 5.5%, 5/1/2039 | | 835,000 | | 874,078 |
| | 144A, 5.75%, 5/1/2054 | | 8,100,000 | | 8,486,937 |
| Wisconsin, Public Financing Authority, Retirement Facilities Revenue, Southminster, Inc.: | |
| | 144A, 5.0%, 10/1/2043 | | 1,560,000 | | 1,778,759 |
| | 144A, 5.0%, 10/1/2048 | | 4,315,000 | | 4,905,594 |
| | 144A, 5.0%, 10/1/2053 | | 8,100,000 | | 9,186,048 |
| Wisconsin, State Health & Educational Facilities Authority Revenue, Agnesian Healthcare, Inc., Series B, Prerefunded, 5.0%, 7/1/2036 | | 8,500,000 | | 9,642,910 |
| Wisconsin, State Health & Educational Facilities Authority, St. John's Communities, Inc. Project: | |
| | Series A, 5.0%, 9/15/2040 | | 335,000 | | 361,971 |
| | Series A, 5.0%, 9/15/2045 | | 445,000 | | 478,802 |
| | Series A, 5.0%, 9/15/2050 | | 1,780,000 | | 1,908,373 |
| | 40,216,886 |
| Total Municipal Bonds and Notes (Cost $3,784,366,992) | | 4,208,852,921 |
| Underlying Municipal Bonds of Inverse Floaters (b) 0.2% |
| Texas | |
Dallas, TX, Water Works & Sewer Systems Revenue, 5.0%, 10/1/2035 (c) (Cost $10,617,286) | | 10,000,000 | | 10,229,700 |
| | Trust: Texas, Water Works & Sewer Systems Revenue, Series 2016-XM0288, 144A, 8.180%, 10/1/2020, Leverage Factor at purchase date: 2 to 1 | | |
| | Shares | | Value ($) |
| Open-End Investment Companies 0.2% |
BlackRock Liquidity Funds MuniCash Portfolio, Institutional Shares, 0.953% *** (Cost $6,220,112) | | 6,218,344 | | 6,219,587 |
| | % of
Net Assets | | Value ($) |
| Total Investment Portfolio (Cost $3,801,204,390) | 99.7 | | 4,225,302,208 |
| Floating Rate Notes (b) | (0.1) | | (5,000,000) |
| Other Assets and Liabilities, Net | 0.4 | | 14,914,927 |
| Net Assets | 100.0 | | 4,235,217,135 |
| | | | | | | | | | |
