Pioneer AMT-Free Municipal Fund
Schedule of Investments | March 31, 2024
A: PBMFX | C: MNBCX | Y: PBYMX |
Schedule of Investments | 3/31/24
(unaudited)
Principal Amount USD ($) | Value | |||||
UNAFFILIATED ISSUERS — 98.5% | ||||||
Municipal Bonds — 98.5% of Net Assets(a) | ||||||
Alabama — 0.5% | ||||||
5,000,000 | University of Alabama, Series A, 3.00%, 7/1/38 | $ 4,527,700 | ||||
Total Alabama | $4,527,700 | |||||
Arizona — 0.5% | ||||||
6,040,000 | Arizona Industrial Development Authority, 3.00%, 2/1/45 | $ 4,585,508 | ||||
Total Arizona | $4,585,508 | |||||
California — 6.0% | ||||||
12,595,000(b)(c) | Anaheim Public Financing Authority, Public Improvements Project, Series C, 9/1/36 (AGM Insured) | $ 8,489,786 | ||||
36,350,000(c) | California County Tobacco Securitization Agency, Capital Appreciation, Stanislaus County, Subordinated, Series D, 6/1/55 | 2,960,344 | ||||
2,985,000 | California Educational Facilities Authority, Stanford University, Series U-7, 5.00%, 6/1/46 | 3,615,044 | ||||
12,900,000 | California Health Facilities Financing Authority, Cedars-Sinai Health System, Series A, 3.00%, 8/15/51 | 10,320,645 | ||||
10,000,000 | California Health Facilities Financing Authority, Commonspirit Health, Series A, 4.00%, 4/1/44 | 9,715,000 | ||||
2,000,000 | City of Oroville, Oroville Hospital, 5.25%, 4/1/49 | 1,287,220 | ||||
30,000,000(c) | Golden State Tobacco Securitization Corp., Series B-2, 6/1/66 | 3,385,800 | ||||
3,000,000 | Long Beach Bond Finance Authority, Series A, 5.50%, 11/15/37 | 3,390,300 | ||||
1,700,000(d) | Pomona Unified School District, Series A, 6.55%, 8/1/29 (NATL Insured) | 1,832,889 | ||||
7,000,000(d) | San Bernardino City Unified School District, San Bernadino County, California, Series F, 3.00%, 8/1/44 (AGM Insured) | 5,842,130 | ||||
Total California | $50,839,158 | |||||
Colorado — 1.6% | ||||||
7,040,000 | Colorado Health Facilities Authority, Advent Health Obligated Group, Series A, 3.00%, 11/15/51 | $ 5,199,533 | ||||
5,000,000 | Dominion Water & Sanitation District, 5.875%, 12/1/52 | 4,985,950 | ||||
5,000,000 | Metro Wastewater Reclamation District, Series A, 2.50%, 4/1/45 | 3,572,650 | ||||
Total Colorado | $13,758,133 | |||||
1Pioneer AMT-Free Municipal Fund | 3/31/24
Principal Amount USD ($) | Value | |||||
Connecticut — 0.8% | ||||||
2,000,000 | Mohegan Tribal Finance Authority, 7.00%, 2/1/45 (144A) | $ 2,004,320 | ||||
5,985,000(d) | State of Connecticut, Series B, 2.00%, 6/1/36 | 4,756,818 | ||||
Total Connecticut | $6,761,138 | |||||
District of Columbia — 2.3% | ||||||
9,715,000 | District of Columbia Tobacco Settlement Financing Corp., Asset-Backed, 6.75%, 5/15/40 | $ 10,062,797 | ||||
84,000,000(c) | District of Columbia Tobacco Settlement Financing Corp., Asset-Backed, Series C, 6/15/55 | 9,279,480 | ||||
Total District of Columbia | $19,342,277 | |||||
Florida — 10.5% | ||||||
2,935,000 | Broward County Water & Sewer Utility Revenue, Series A, 3.00%, 10/1/41 | $ 2,511,333 | ||||
6,145,000 | County of Hillsborough, 3.00%, 8/1/41 | 5,229,334 | ||||
7,690,000 | County of Hillsborough, 3.25%, 8/1/48 | 6,211,059 | ||||
5,375,000 | County of Hillsborough Utility Revenue, 3.00%, 8/1/36 | 5,247,129 | ||||
4,500,000 | County of Hillsborough Utility Revenue, 3.00%, 8/1/37 | 4,123,935 | ||||
3,500,000 | County of Hillsborough Utility Revenue, Series A, 2.00%, 8/1/40 | 2,486,470 | ||||
10,000,000 | County of Miami-Dade Water & Sewer System Revenue, Series B, 3.00%, 10/1/49 | 7,387,200 | ||||
13,500,000 | County of Miami-Dade Water & Sewer System Revenue, Series B, 4.00%, 10/1/49 | 13,006,035 | ||||
8,255,000 | Hillsborough County Industrial Development Authority, 3.50%, 8/1/55 (BAM-TCRS Insured) | 6,851,650 | ||||
4,000,000 | Hillsborough County Industrial Development Authority, Tampa General Hospital, 3.50%, 8/1/55 | 3,162,000 | ||||
1,000,000 | Sarasota County Public Hospital District, Sarasota Memorial Hospital Project, 4.00%, 7/1/48 | 954,380 | ||||
7,485,000 | South Broward Hospital District, Series A, 2.50%, 5/1/47 | 4,796,687 | ||||
500,000 | State of Florida, Department of Transportation Turnpike System Revenue, Series B, 3.00%, 7/1/49 | 396,345 | ||||
5,000,000 | State of Florida, Department of Transportation Turnpike System Revenue, Series B, 4.00%, 7/1/47 | 4,886,450 | ||||
4,645,000(d) | State of Florida, Department Transportation Right of Way, Series A, 3.25%, 7/1/37 | 4,474,714 |
Pioneer AMT-Free Municipal Fund | 3/31/242
Schedule of Investments | 3/31/24
(unaudited) (continued)
Principal Amount USD ($) | Value | |||||
Florida — (continued) | ||||||
5,000,000 | State of Florida Department of Transportation Turnpike System Revenue, 4.00%, 7/1/43 | $ 5,010,100 | ||||
16,000,000 | State of Florida Department of Transportation Turnpike System Revenue, Series C, 3.00%, 7/1/51 | 12,323,520 | ||||
Total Florida | $89,058,341 | |||||
Georgia — 2.9% | ||||||
3,800,000 | Brookhaven Development Authority, Children's Healthcare Of Atlanta, Inc., Series A, 4.00%, 7/1/44 | $ 3,750,068 | ||||
2,040,000(d) | County of Fulton, Library Bond, 3.25%, 7/1/37 | 1,931,411 | ||||
2,870,000(d) | County of Fulton, Library Bond, 3.50%, 7/1/39 | 2,737,119 | ||||
10,000,000 | County of Fulton Water & Sewerage Revenue, Series A, 2.25%, 1/1/42 | 7,178,100 | ||||
4,000,000 | Forsyth County Water & Sewerage Authority, 3.00%, 4/1/44 | 3,297,560 | ||||
4,000,000 | Gainesville & Hall County Hospital Authority, Series A, 4.00%, 2/15/51 | 3,707,360 | ||||
2,000,000 | Main Street Natural Gas, Inc., Series A, 4.00%, 5/15/39 | 1,881,080 | ||||
Total Georgia | $24,482,698 | |||||
Illinois — 1.0% | ||||||
1,500,000 | Illinois Finance Authority, Northwestern Memorial Healthcare, Series A, 4.00%, 7/15/36 | $ 1,525,275 | ||||
2,175,000 | Illinois Finance Authority, Northwestern Memorial Healthcare, Series A, 4.00%, 7/15/37 | 2,203,253 | ||||
3,000,000 | Illinois Finance Authority, Northwestern Memorial Healthcare, Series A, 4.00%, 7/15/47 | 2,893,500 | ||||
2,010,000(b) | Metropolitan Pier & Exposition Authority, Mccormick Place Convention, 7.00%, 7/1/26 | 2,094,923 | ||||
Total Illinois | $8,716,951 | |||||
Indiana — 1.2% | ||||||
7,235,000 | Indiana Finance Authority, Indiana University Health Obligated Group, Series A, 4.00%, 12/1/40 | $ 7,108,821 | ||||
3,000,000 | Indiana University, Series A, 4.00%, 6/1/42 | 2,933,370 | ||||
Total Indiana | $10,042,191 | |||||
Maine — 0.4% | ||||||
1,250,000 | Maine Health & Higher Educational Facilities Authority, Series C, 5.125%, 7/1/52 (AGM ST AID WITHHLDG Insured) | $ 1,298,825 |
3Pioneer AMT-Free Municipal Fund | 3/31/24
Principal Amount USD ($) | Value | |||||
Maine — (continued) | ||||||
1,000,000 | Maine Health & Higher Educational Facilities Authority, Series C, 5.50%, 7/1/47 (AGM ST AID WITHHLDG Insured) | $ 1,066,030 | ||||
1,000,000 | Maine Turnpike Authority, 3.00%, 7/1/40 | 860,740 | ||||
Total Maine | $3,225,595 | |||||
Maryland — 1.8% | ||||||
900,000(e) | Maryland Economic Development Corp., Senior Lien-Chesapeake Bay, Series A, 5.00%, 12/1/16 | $ 537,750 | ||||
400,000(e) | Maryland Economic Development Corp., Senior Lien-Chesapeake Bay, Series B, 5.00%, 12/1/16 | 239,000 | ||||
5,180,000 | Washington Suburban Sanitary Commission, Consolidated Public Improvement, 3.00%, 6/1/37 (CNTY GTD Insured) | 4,797,975 | ||||
6,165,000 | Washington Suburban Sanitary Commission, Consolidated Public Improvement, 3.00%, 6/1/45 (CNTY GTD Insured) | 5,021,886 | ||||
6,000,000 | Washington Suburban Sanitary Commission, Consolidated Public Improvement, 3.00%, 6/1/47 (CNTY GTD Insured) | 4,733,160 | ||||
Total Maryland | $15,329,771 | |||||
Massachusetts — 17.5% | ||||||
3,485,000(d) | Cape Cod Regional Technical High School District, School Project Loan Chapter 70 B, 4.00%, 11/15/37 | $ 3,568,431 | ||||
3,485,000(d) | Cape Cod Regional Technical High School District, School Project Loan Chapter 70 B, 4.00%, 11/15/38 | 3,554,421 | ||||
1,055,000(d) | City of Beverly, 3.125%, 10/15/39 | 940,068 | ||||
3,000,000(d) | City of Quincy, 2.00%, 6/1/46 | 2,027,760 | ||||
1,860,000(d) | City of Revere, 2.125%, 9/1/41 (ST AID WITHHLDG Insured) | 1,300,791 | ||||
2,000,000(d) | City of Revere, 2.25%, 9/1/43 (ST AID WITHHLDG Insured) | 1,379,220 | ||||
4,875,000(d) | City of Somerville, 2.125%, 10/15/40 | 3,488,843 | ||||
4,980,000(d) | City of Somerville, 2.125%, 10/15/41 | 3,472,604 | ||||
3,765,000(d) | City of Somerville, 4.00%, 5/1/52 | 3,552,993 | ||||
15,000,000(d) | Commonwealth of Massachusetts, Series C, 2.75%, 3/1/50 | 10,805,850 | ||||
4,600,000 | Massachusetts Development Finance Agency, Boston University, Series FF, 4.00%, 10/1/46 | 4,590,846 | ||||
1,000,000 | Massachusetts Development Finance Agency, Boston University, Series FF, 5.00%, 10/1/48 | 1,090,220 | ||||
8,690,000 | Massachusetts Development Finance Agency, Broad Institute, 4.00%, 4/1/41 | 8,588,066 |
Pioneer AMT-Free Municipal Fund | 3/31/244
Schedule of Investments | 3/31/24
(unaudited) (continued)
Principal Amount USD ($) | Value | |||||
Massachusetts — (continued) | ||||||
2,000,000 | Massachusetts Development Finance Agency, Broad Institute, 5.00%, 4/1/37 | $ 2,121,280 | ||||
23,270,000 | Massachusetts Development Finance Agency, Harvard University, Series A, 5.00%, 7/15/40 | 27,908,176 | ||||
2,500,000 | Massachusetts Development Finance Agency, Lawrence General Hospital, Series A, 5.50%, 7/1/44 | 2,110,225 | ||||
4,000,000 | Massachusetts Development Finance Agency, Lowell General Hospital, Series G, 5.00%, 7/1/44 | 3,895,880 | ||||
400,000 | Massachusetts Development Finance Agency, Milford Regional Medical Center, Series F, 5.625%, 7/15/36 | 389,388 | ||||
500,000 | Massachusetts Development Finance Agency, Milford Regional Medical Center, Series F, 5.75%, 7/15/43 | 459,460 | ||||
5,000,000 | Massachusetts Development Finance Agency, Partner’s Healthcare System, 4.00%, 7/1/41 | 4,900,900 | ||||
875,000 | Massachusetts Development Finance Agency, Tufts University, Series Q, 4.00%, 8/15/38 | 878,614 | ||||
1,000,000 | Massachusetts Development Finance Agency, Wellforce, Series C, 3.00%, 10/1/45 (AGM Insured) | 785,390 | ||||
6,600,000 | Massachusetts Development Finance Agency, WGBH Educational Foundation, Series A, 5.75%, 1/1/42 (AMBAC Insured) | 8,432,028 | ||||
4,080,000(c) | Massachusetts Development Finance Agency, WGBH Educational Foundation, Series B, 1/1/38 (AGC Insured) | 2,349,876 | ||||
835,000 | Massachusetts Development Finance Agency, Woods Hole Oceanographic Institution, 5.00%, 6/1/38 | 889,759 | ||||
500,000 | Massachusetts Development Finance Agency, Woods Hole Oceanographic Institution, 5.00%, 6/1/48 | 517,670 | ||||
11,950,000 | Massachusetts Health & Educational Facilities Authority, Massachusetts Institute of Technology, Series K, 5.50%, 7/1/32 | 14,746,300 | ||||
10,000,000(d) | Town of Brookline, 3.00%, 3/15/45 | 8,143,800 | ||||
4,000,000(d) | Town of Hingham, 2.00%, 2/15/40 | 2,873,480 | ||||
3,000,000(d) | Town of Milford, 2.00%, 12/1/40 | 2,144,160 | ||||
2,200,000(d) | Town of Milford, 2.125%, 12/1/48 | 1,387,342 | ||||
2,000,000(d) | Town of Plymouth, Municipal Purpose Loan, 3.00%, 5/1/31 | 1,956,520 | ||||
1,535,000(d) | Town of Plymouth, Municipal Purpose Loan, 3.375%, 5/1/32 | 1,535,691 | ||||
1,265,000(d) | Town of Plymouth, Municipal Purpose Loan, 3.50%, 5/1/35 | 1,265,519 | ||||
3,500,000(d) | Town of Plymouth, Municipal Purpose Loan, 3.50%, 5/1/44 | 3,160,395 |
5Pioneer AMT-Free Municipal Fund | 3/31/24
Principal Amount USD ($) | Value | |||||
Massachusetts — (continued) | ||||||
4,160,000(d) | Town of Stoughton, Municipal Purpose Loan, 3.00%, 10/15/37 | $ 3,830,736 | ||||
3,000,000(d) | Town of Swampscott, 3.00%, 3/1/52 | 2,307,660 | ||||
2,370,000(d) | Town of Weymouth, 2.00%, 8/15/41 | 1,669,641 | ||||
Total Massachusetts | $149,020,003 | |||||
Michigan — 1.0% | ||||||
10,000,000 | Michigan State Building Authority, Series I, 3.00%, 10/15/45 | $ 8,322,100 | ||||
Total Michigan | $8,322,100 | |||||
Minnesota — 0.6% | ||||||
5,000,000 | City of Rochester, Health Care Facilities, Mayo Clinic, 4.00%, 11/15/48 | $ 4,874,250 | ||||
Total Minnesota | $4,874,250 | |||||
Missouri — 0.4% | ||||||
4,000,000 | Health & Educational Facilities Authority of the State of Missouri, Mercy Health, Series F, 4.00%, 11/15/45 | $ 3,814,000 | ||||
Total Missouri | $3,814,000 | |||||
Nebraska — 1.6% | ||||||
3,870,000(d) | Lancaster County School District 001, Lincoln Public Schools, 2.00%, 1/15/43 | $ 2,539,223 | ||||
14,750,000 | University of Nebraska Facilities Corp., Green Bond, Series B, 3.00%, 7/15/54 | 10,840,365 | ||||
Total Nebraska | $13,379,588 | |||||
Nevada — 0.4% | ||||||
5,000,000(d) | State of Nevada, Series A, 2.00%, 5/1/41 | $ 3,428,700 | ||||
Total Nevada | $3,428,700 | |||||
New Hampshire — 1.4% | ||||||
5,000,000 | New Hampshire Health and Education Facilities Authority Act, Series A, 5.00%, 8/1/59 | $ 5,234,000 | ||||
4,000,000 | New Hampshire Health and Education Facilities Authority Act, Catholic Medical Centre, 3.75%, 7/1/40 | 3,092,560 | ||||
1,185,000 | New Hampshire Municipal Bond Bank, Series A, 2.50%, 2/15/47 (ST INTERCEPT Insured) | 801,605 | ||||
3,815,000 | New Hampshire Municipal Bond Bank, Series A, 2.50%, 2/15/51 (ST INTERCEPT Insured) | 2,425,730 | ||||
Total New Hampshire | $11,553,895 | |||||
Pioneer AMT-Free Municipal Fund | 3/31/246
Schedule of Investments | 3/31/24
(unaudited) (continued)
Principal Amount USD ($) | Value | |||||
New Jersey — 1.6% | ||||||
4,000,000 | New Jersey Educational Facilities Authority, Series C, 2.00%, 3/1/38 | $ 2,982,360 | ||||
7,500,000 | New Jersey Transportation Trust Fund Authority, Series BB, 5.00%, 6/15/46 | 8,129,700 | ||||
2,100,000 | New Jersey Turnpike Authority, Series B, 4.50%, 1/1/48 | 2,172,156 | ||||
Total New Jersey | $13,284,216 | |||||
New York — 9.5% | ||||||
5,000,000 | Metropolitan Transportation Authority, Climate Bond Certified, Series A, 4.00%, 11/15/48 (BAM Insured) | $ 4,798,500 | ||||
5,000,000 | New York City Housing Development Corp., 3.05%, 5/1/50 | 3,792,450 | ||||
500,000 | New York City Housing Development Corp., 4.80%, 2/1/53 | 506,450 | ||||
5,000,000 | New York City Housing Development Corp., Sustainability Bond, Series C, 2.75%, 2/1/51 (HUD SECT 8 FANNIE MAE Insured) | 3,466,400 | ||||
3,000,000 | New York City Housing Development Corp., Sustainability Development Bond, Series F-1, 4.90%, 11/1/57 (REMIC FHA INS 542 (c) Insured) | 3,043,680 | ||||
40,000,000(c) | New York Counties Tobacco Trust, Series F, 6/1/60 | 2,584,400 | ||||
5,000,000 | New York Liberty Development Corp., 4 World Trade Center Project, Series A, 3.00%, 11/15/51 | 3,801,250 | ||||
5,000,000 | New York State Dormitory Authority, Series A, 3.00%, 3/15/42 | 4,271,450 | ||||
11,400,000 | New York State Dormitory Authority, Series A, 3.00%, 7/1/48 | 8,757,822 | ||||
1,000,000 | New York State Dormitory Authority, Series A, 4.00%, 7/1/35 | 1,023,230 | ||||
5,400,000 | New York State Dormitory Authority, Series A, 4.00%, 3/15/47 | 5,265,108 | ||||
3,700,000 | New York State Dormitory Authority, Series A, 4.00%, 3/15/54 | 3,550,039 | ||||
4,000,000 | New York State Dormitory Authority, Series A, 5.25%, 3/15/52 | 4,397,200 | ||||
5,000,000 | New York State Dormitory Authority, Series E, 4.00%, 3/15/42 | 5,033,850 | ||||
10,000,000 | New York State Dormitory Authority, Columbia University, Series A-2, 5.00%, 10/1/46 | 12,026,500 | ||||
5,515,000 | New York State Dormitory Authority, Insured-FIT Student Housing Corp., 5.25%, 7/1/24 (NATL Insured) | 5,514,283 | ||||
1,705,152 | New York State Housing Finance Agency, Series A, 1.65%, 5/15/39 (FNMA Insured) | 1,217,666 |
7Pioneer AMT-Free Municipal Fund | 3/31/24
Principal Amount USD ($) | Value | |||||
New York — (continued) | ||||||
1,000,000 | New York State Housing Finance Agency, Series A-1, 3.95%, 11/1/60 (SONYMA Insured) | $ 865,440 | ||||
1,500,000 | Port Authority of New York & New Jersey, Consolidated Ninety-Third Series, 6.125%, 6/1/94 | 1,505,100 | ||||
1,385,000 | Suffolk Regional Off-Track Betting Co., 5.75%, 12/1/44 | 1,412,008 | ||||
4,000,000 | Suffolk Regional Off-Track Betting Co., 6.00%, 12/1/53 | 4,073,800 | ||||
Total New York | $80,906,626 | |||||
North Carolina — 1.2% | ||||||
1,000,000 | City of Charlotte Airport Revenue, Charlotte Douglas International Airport Revenue, Series A, 4.00%, 7/1/52 | $ 969,050 | ||||
3,000,000 | City of Charlotte Storm Water Revenue, 4.00%, 12/1/43 | 3,014,040 | ||||
3,250,000 | City of Charlotte Water & Sewer System Revenue, 2.25%, 7/1/50 | 1,978,730 | ||||
5,920,000 | County of Union, Enterprise System Revenue, 3.00%, 6/1/51 | 4,604,635 | ||||
Total North Carolina | $10,566,455 | |||||
Ohio — 3.6% | ||||||
13,800,000 | Buckeye Tobacco Settlement Financing Authority, Senior Class 2, Series B-2, 5.00%, 6/1/55 | $ 13,050,246 | ||||
2,500,000 | Ohio State University, Series A, 4.00%, 12/1/48 | 2,443,700 | ||||
16,780,000 | State of Ohio, Series A, 4.00%, 1/15/50 | 15,393,636 | ||||
Total Ohio | $30,887,582 | |||||
Oregon — 3.3% | ||||||
5,000,000(d) | Clackamas County School District No 7J Lake Oswego, 4.00%, 6/1/43 (SCH BD GTY Insured) | $ 5,008,500 | ||||
15,000,000 | Medford Hospital Facilities Authority, Series A, 3.00%, 8/15/50 (AGM Insured) | 10,989,300 | ||||
2,000,000(c)(d) | Multnomah County School District No. 40, Deferred Interest, Series B, 6/15/30 (SCH BD GTY Insured) | 1,631,240 | ||||
2,000,000(c)(d) | Multnomah County School District No. 40, Deferred Interest, Series B, 6/15/31 (SCH BD GTY Insured) | 1,572,540 | ||||
1,715,000(c)(d) | Multnomah County School District No. 40, Deferred Interest, Series B, 6/15/32 (SCH BD GTY Insured) | 1,300,656 | ||||
5,000,000 | Oregon Health & Science University, Green Bond, Series A, 3.00%, 7/1/51 | 3,733,900 | ||||
5,000,000 | University of Oregon, Series A, 3.50%, 4/1/52 (BAM-TCRS Insured) | 4,322,650 | ||||
Total Oregon | $28,558,786 | |||||
Pioneer AMT-Free Municipal Fund | 3/31/248
Schedule of Investments | 3/31/24
(unaudited) (continued)
Principal Amount USD ($) | Value | |||||
Pennsylvania — 5.9% | ||||||
825,000 | Chester County Industrial Development Authority, Collegium Charter School, Series A, 5.125%, 10/15/37 | $ 793,667 | ||||
175,000 | Chester County Industrial Development Authority, Collegium Charter School, Series A, 5.25%, 10/15/47 | 160,202 | ||||
3,725,000 | Delaware County Industrial Development Authority, Chester Charter School Arts Project, Series A, 5.125%, 6/1/46 (144A) | 3,473,786 | ||||
10,000,000 | Montgomery County Higher Education and Health Authority, Thomas Jefferson University, Series B, 4.00%, 5/1/56 | 9,155,600 | ||||
4,750,000 | Pennsylvania Higher Educational Facilities Authority, Thomas Jefferson University, Series A, 5.00%, 9/1/39 | 4,803,627 | ||||
1,000,000 | Pennsylvania Housing Finance Agency, Series 129, 3.35%, 10/1/45 | 821,210 | ||||
2,000,000 | Pennsylvania Housing Finance Agency, Series 129, 3.40%, 10/1/49 | 1,649,540 | ||||
14,890,000 | Pennsylvania Turnpike Commission, Series A, 3.00%, 12/1/51 | 11,012,197 | ||||
10,000,000 | Pennsylvania Turnpike Commission, Series A, 4.00%, 12/1/51 | 9,616,600 | ||||
3,750,000 | Philadelphia Authority for Industrial Development, Childrens Hospital Philadelphia, 4.00%, 7/1/36 | 3,805,950 | ||||
2,500,000 | Philadelphia Authority for Industrial Development, Childrens Hospital Philadelphia, 4.00%, 7/1/37 | 2,514,275 | ||||
3,000,000 | Philadelphia Authority for Industrial Development, Thomas Jefferson University, Series A, 4.00%, 9/1/42 | 2,894,130 | ||||
Total Pennsylvania | $50,700,784 | |||||
Rhode Island — 1.2% | ||||||
7,050,000(f) | Tender Option Bond Trust Receipts/Certificates, RIB, Series 2019, 2.12%, 9/1/47 (144A) | $ 6,625,167 | ||||
20,000,000(c) | Tobacco Settlement Financing Corp., Asset-Backed, Series B, 6/1/52 | 3,604,200 | ||||
Total Rhode Island | $10,229,367 | |||||
South Carolina — 0.4% | ||||||
5,000,000(d) | County of Charleston, Series A, 2.00%, 11/1/39 | $ 3,576,250 | ||||
Total South Carolina | $3,576,250 | |||||
Texas — 8.9% | ||||||
5,000,000 | Central Texas Regional Mobility Authority, Senior Lien, Series D, 3.00%, 1/1/46 | $ 3,887,150 | ||||
10,000,000 | City of Houston Combined Utility System Revenue, Series C, 2.50%, 11/15/40 | 7,769,600 |
9Pioneer AMT-Free Municipal Fund | 3/31/24
Principal Amount USD ($) | Value | |||||
Texas — (continued) | ||||||
10,000,000 | Dallas Area Rapid Transit, Series B, 3.00%, 12/1/47 | $ 7,790,300 | ||||
4,235,000(d) | Denton Independent School District, 5.00%, 8/15/53 (PSF-GTD Insured) | 4,590,655 | ||||
500,000(d) | Garland Independent School District, Series A, 5.00%, 2/15/37 (PSF-GTD Insured) | 577,815 | ||||
400,000(d) | Garland Independent School District, Series A, 5.00%, 2/15/38 (PSF-GTD Insured) | 458,008 | ||||
500,000(d) | Garland Independent School District, Series A, 5.00%, 2/15/39 (PSF-GTD Insured) | 567,845 | ||||
1,000,000(d) | Garland Independent School District, Series A, 5.00%, 2/15/40 (PSF-GTD Insured) | 1,130,260 | ||||
10,000,000 | Harris County Cultural Education Facilities Finance Corp., Texas Children's Hospital, 3.00%, 10/1/51 | 7,257,400 | ||||
1,000,000 | Harris County Cultural Education Facilities Finance Corp., YMCA Greater Houston Area, Series A, 5.00%, 6/1/28 | 964,310 | ||||
500,000 | Harris County Cultural Education Facilities Finance Corp., YMCA Greater Houston Area, Series A, 5.00%, 6/1/33 | 453,980 | ||||
6,880,000 | Lower Colorado River Authority, LCRA Transmission Services Corp. Project, 5.00%, 5/15/49 | 7,420,287 | ||||
5,000,000(d) | Lubbock-Cooper Independent School District, 4.00%, 2/15/49 (PSF-GTD Insured) | 4,801,400 | ||||
1,500,000(d) | Midland Independent School District, 5.00%, 2/15/50 (PSF-GTD Insured) | 1,559,085 | ||||
2,000,000 | New Hope Cultural Education Facilities Finance Corp., Cardinal Bay, Inc., Village On The Park, Series B, 4.75%, 7/1/51 | 930,000 | ||||
3,500,000(d) | State of Texas, Series B, 2.125%, 8/1/38 | 2,638,930 | ||||
10,000,000(d) | Tarrant County College District, 2.00%, 8/15/37 | 7,636,700 | ||||
1,970,000 | Texas Department of Housing & Community Affairs, Series A, 2.45%, 7/1/46 (GNMA Insured) | 1,401,891 | ||||
1,295,000 | Texas Department of Housing & Community Affairs, Series A, 3.50%, 7/1/34 (GNMA/FNMA Insured) | 1,297,992 | ||||
1,625,000 | Texas Department of Housing & Community Affairs, Series A, 3.80%, 7/1/39 (GNMA/FNMA Insured) | 1,569,181 | ||||
1,500,000 | Texas Water Development Board, 4.80%, 10/15/52 | 1,585,005 | ||||
5,000,000 | Texas Water Development Board, State Revolving Fund, 3.00%, 8/1/40 | 4,313,300 | ||||
5,000,000 | Texas Water Development Board, St. Water Implementation Fund, Series A, 4.00%, 4/15/48 | 4,826,000 | ||||
Total Texas | $75,427,094 | |||||
Pioneer AMT-Free Municipal Fund | 3/31/2410
Schedule of Investments | 3/31/24
(unaudited) (continued)
Principal Amount USD ($) | Value | |||||
Utah — 1.2% | ||||||
13,110,000 | Utah State University, Series B, 3.00%, 12/1/49 | $ 10,236,026 | ||||
Total Utah | $10,236,026 | |||||
Virginia — 6.8% | ||||||
5,340,000(d) | City of Alexandria, Series A, 3.00%, 7/15/46 (ST AID WITHHLDG Insured) | $ 4,225,489 | ||||
2,425,000(d) | City of Lynchburg, 2.375%, 8/1/39 | 1,902,316 | ||||
2,505,000(d) | City of Lynchburg, 2.375%, 8/1/40 | 1,923,139 | ||||
2,750,000 | Hampton Roads Transportation Accountability Commission, Series A, 4.00%, 7/1/57 | 2,605,927 | ||||
5,725,000 | Loudoun County Economic Development Authority, Series A, 2.125%, 12/1/39 | 4,165,624 | ||||
15,970,000 | Loudoun County Economic Development Authority, Howard Hughes Medical Institute Issue, 4.00%, 10/1/52 | 15,744,024 | ||||
1,590,000 | Loudoun County Sanitation Authority, 2.00%, 1/1/41 | 1,108,119 | ||||
1,300,000 | Tobacco Settlement Financing Corp., Series A-1, 6.706%, 6/1/46 | 1,121,419 | ||||
18,490,000 | Tobacco Settlement Financing Corp., Series B-1, 5.00%, 6/1/47 | 18,115,577 | ||||
8,000,000 | Virginia College Building Authority, Public Higher Education Financing Program, Series C, 3.00%, 9/1/51 (ST INTERCEPT Insured) | 6,091,200 | ||||
650,000 | Virginia Housing Development Authority, Series E, 2.10%, 7/1/35 | 532,870 | ||||
1,000,000 | Virginia Housing Development Authority, Series E, 2.30%, 7/1/40 | 760,980 | ||||
Total Virginia | $58,296,684 | |||||
Washington — 2.5% | ||||||
1,025,000 | Central Puget Sound Regional Transit Authority, Green Bond, Series S-1, 5.00%, 11/1/46 | $ 1,198,389 |
11Pioneer AMT-Free Municipal Fund | 3/31/24
Principal Amount USD ($) | Value | |||||
Washington — (continued) | ||||||
10,250,000 | City of Seattle Municipal Light & Power Revenue, Series A, 4.00%, 1/1/48 | $ 9,900,167 | ||||
10,000,000 | King County Housing Authority, Birch Creek Apartments Project, 5.50%, 5/1/38 (CNTY GTD Insured) | 10,208,300 | ||||
Total Washington | $21,306,856 | |||||
Total Municipal Bonds (Cost $901,370,788) | $839,038,723 | |||||
TOTAL INVESTMENTS IN UNAFFILIATED ISSUERS — 98.5% (Cost $901,370,788) | $839,038,723 | |||||
OTHER ASSETS AND LIABILITIES — 1.5% | $12,964,407 | |||||
net assets — 100.0% | $852,003,130 | |||||
AGC | Assured Guaranty Corp. |
AGM | Assured Guaranty Municipal Corp. |
AMBAC | Ambac Assurance Corporation. |
CNTY GTD | County Guaranteed. |
FNMA | Federal National Mortgage Association. |
GNMA | Government National Mortgage Association. |
NATL | National Public Finance Guarantee Corp. |
PSF-GTD | Permanent School Fund Guaranteed. |
RIB | Residual Interest Bond is purchased in a secondary market. The interest rate is subject to change periodically and inversely based upon prevailing market rates. The interest rate shown is the rate at March 31, 2024. |
SCH BD GTY | School Board Guaranty. |
SONYMA | State of New York Mortgage Agency. |
ST AID WITHHLDG | State Aid Withholding. |
ST INTERCEPT | State Aid Intercept. |
(144A) | The resale of such security is exempt from registration under Rule 144A of the Securities Act of 1933. Such securities may be resold normally to qualified institutional buyers. At March 31, 2024, the value of these securities amounted to $12,103,273, or 1.4% of net assets. |
(a) | Consists of Revenue Bonds unless otherwise indicated. |
(b) | Escrow to maturity. |
(c) | Security issued with a zero coupon. Income is recognized through accretion of discount. |
Pioneer AMT-Free Municipal Fund | 3/31/2412
Schedule of Investments | 3/31/24
(unaudited) (continued)
(d) | Represents a General Obligation Bond. |
(e) | Security is in default. |
(f) | The interest rate is subject to change periodically. The interest rate and/or reference index and spread shown at March 31, 2024. |
The concentration of investments as a percentage of total investments by type of obligation/market sector is as follows:
Revenue Bonds: | |
Health Revenue | 22.1% |
Education Revenue | 16.4 |
Transportation Revenue | 11.4 |
Development Revenue | 10.3 |
Tobacco Revenue | 6.1 |
Water Revenue | 5.6 |
General Revenue | 0.9 |
Other Revenue | 0.7 |
Power Revenue | 0.6 |
74.1% | |
General Obligation Bonds: | 25.9% |
100.0% |
Various inputs are used in determining the value of the Fund’s investments. These inputs are summarized in the three broad levels below.
Level 1 | – | unadjusted quoted prices in active markets for identical securities. |
Level 2 | – | other significant observable inputs (including quoted prices for similar securities, interest rates, prepayment speeds, credit risks, etc.). |
Level 3 | – | significant unobservable inputs (including the Adviser’s own assumptions in determining fair value of investments). |
The following is a summary of the inputs used as of March 31, 2024 in valuing the Fund’s investments:
Level 1 | Level 2 | Level 3 | Total | |
Municipal Bonds | $— | $839,038,723 | $— | $839,038,723 |
Total Investments in Securities | $— | $839,038,723 | $— | $839,038,723 |
During the period ended March 31, 2024, there were no transfers in or out of Level 3.
13Pioneer AMT-Free Municipal Fund | 3/31/24