X0201 N-CEN LIVE 0000751656 XXXXXXXX 811-04096 true true false N-1A true MFS MUNICIPAL SERIES TRUST 811-04096 0000751656 5493001Q9KE7H84Z5340 111 Huntington Avenue Boston 02199 US-MA US 617-954-5000 DST Systems,Inc. 333 West 11thStreet Kansas City 64105 18164351000 Technology Vendor MFS Service Center Inc. 100 Hancock Street North Quincy 02171 16179545000 Transfer agency record JPMorgan Chase 270 Park Avenue New York 10017 12122706000 Custodian record MFS Fund Distributors,Inc. 111 Huntington Avenue Boston 02199 16179545000 Principal underwriter record Charles River Development 700 District Avenue Burlington 01803 17812380099 Investment related records Institutional Shareholder Services Inc 702 King Farm Boulevard Suite 400 Rockville 20850 13015560500 Proxy voting administrator Massachusetts Financial Services Company 111 Huntington Avenue Boston 02199 16179545000 Investment adviser record TerraNua U.S. Corp d.b.a. My Compliance Office 535 5th Avenue 4th floor New York 10017 18669512280 Personal Trading System Ropes&Gray 800 Boylston Street Boston 02199 16179517000 Counsel record The Depository Trust Company 55 Water Street New York 10041 12128551000 DTC Autonomy Corporation Limited 1140 Enterprise Way Sunnyvale 94089 441223448000 Storage Vendor Iron Mountain Inc. 1 Federal Street Boston 02110 18008994766 Storage Vendor Y N N-1A 15 Y Robert J. Manning 004646484 Y Maryanne L. Roepke N/A N Maureen R. Goldfarb N/A N John P. Kavanaugh N/A N Clarence Otis, Jr. N/A N Steven E. Buller N/A N Michael Hegarty N/A N Peter D. Jones N/A N Robin A. Stelmach N/A Y Laurie J. Thomsen N/A N John A. Caroselli N/A N James W. Kilman, Jr. N/A N Martin J. Wolin 004331075 111 Huntington Avenue Boston 02199 XXXXXX N N N N N N N MFS FUND DISTRIBUTORS, INC. 8-45321 000031052 N/A Y N DELOITTE & TOUCHE LLP 34 N/A N N N N N N N MFS Alabama Municipal Bond Fund S000002521 M7CC6KLX5LX4YG4Z0676 Y 4 0 0 N/A N N N N N/A N/A N/A Rule 12d1-1 (17 CFR 270.12d1-1) Rule 22d-1 (17 CFR 270.22d-1) Rule 32a-4 (17 CFR 270.32a-4) Y Y N N MASSACHUSETTS FINANCIAL SERVICES COMPANY 801-17352 000110045 1G3OSH3GLGJ7X1JC5I61 N MFS SERVICE CENTER, INC. 84-1316 N/A Y N N IHS Markit 549300HLPTRASHS0E726 GB N Thomson Reuters Global Markets Inc. 549300561UZND4C7B569 N ICE Data Pricing & Reference Data, LLC 000110037 CRD N PricingDirect Inc. 549300WIC0TOJ7N7GD54 N N JPMORGAN CHASE BANK 7H6GLXDRUGQFU57RNE97 N N Bank - section 17(f)(1) (15 U.S.C. 80a-17(f)(1)) N MFS Service Center, Inc. N/A Y N N MASSACHUSETTS FINANCIAL SERVICES 1G3OSH3GLGJ7X1JC5I61 Y N N BANK OF AMERICA CORP 8-07221-1 000007691 9DJT3UXIJIZJI4WXO774 110.40000000 110.40000000 Stifel, Nicolaus & Co., Inc. 8-1447 000000793 5WUVMA08EYG4KEUPW589 771000.00000000 REICH & CO INC 8-12134 000003148 N/A 3303213.00000000 BARCLAYS CAPITAL, INC. 8-41342 000019714 AC28XWWI3WIBK2824319 1153820.00000000 JPMORGAN CHASE & CO. 8-35008-1 000000079 8I5DZWZKVSZI1NUHU748 1911655.48000000 Raymond James Financial, Inc. 8-17983 000006694 RGUZHJ05YTITL6D76949 588170.00000000 MORGAN STANLEY & CO., INC. 8-15869-1 000008209 9R7GPTSO7KV3UQJZQ078 4883376.37000000 BANK OF NEW YORK MELLON CORP. 8-35255 000017454 WFLLPEPC7FZXENRZV188 1953608.50000000 BANK OF AMERICA CORP 8-07221-1 000007691 9DJT3UXIJIZJI4WXO774 3871600.98000000 WELLS FARGO & CO. 8-65876-1 000126292 VYVVCKR63DVZZN70PB21 1047871.10000000 SYNOVUS BANK 8-34709 000014023 DX0JX77PRMOELF7VG772 825172.50000000 21690941.33000000 N 60422182.99846153 Committed 1250000000.00000000 N Uncommitted 100000000.00000000 N Uncommitted 200000000.00000000 N N N N MFS West Virginia Municipal Bond Fund S000002528 W36WJXZ97WII7K64W483 Y 4 0 0 N/A Y N N N N/A N/A N/A Rule 12d1-1 (17 CFR 270.12d1-1) Rule 32a-4 (17 CFR 270.32a-4) Rule 22d-1 (17 CFR 270.22d-1) Y Y N N MASSACHUSETTS FINANCIAL SERVICES COMPANY 801-17352 000110045 1G3OSH3GLGJ7X1JC5I61 N MFS SERVICE CENTER, INC. 84-1316 N/A Y N N PricingDirect Inc. 549300WIC0TOJ7N7GD54 N ICE Data Pricing & Reference Data, LLC 000110037 CRD N Thomson Reuters Global Markets Inc. 549300561UZND4C7B569 N IHS Markit 549300HLPTRASHS0E726 GB N N JPMORGAN CHASE BANK 7H6GLXDRUGQFU57RNE97 N N Bank - section 17(f)(1) (15 U.S.C. 80a-17(f)(1)) N MFS Service Center, Inc. N/A Y N N MASSACHUSETTS FINANCIAL SERVICES 1G3OSH3GLGJ7X1JC5I61 Y N N 0 GOLDMAN SACHS & CO. 8-00129-1 000000361 784F5XWPLTWKTBV3E584 2623272.90000000 REICH & CO INC 8-12134 000003148 N/A 2500000.00000000 BANK OF NEW YORK MELLON CORP. 8-35255 000017454 WFLLPEPC7FZXENRZV188 4418445.55000000 JPMORGAN CHASE & CO. 8-35008-1 000000079 8I5DZWZKVSZI1NUHU748 4428869.41000000 Janney Montgomery Scott LLC. 8-462 000000463 549300QQRY1JCFQHYS08 159205.25000000 CREWS & ASSOCIATES,INC 8-24075 000008052 5493001BWSV3E82LZ446 3592825.00000000 BANK OF AMERICA CORP 8-07221-1 000007691 9DJT3UXIJIZJI4WXO774 4436335.71000000 WELLS FARGO & CO. 8-65876-1 000126292 VYVVCKR63DVZZN70PB21 2011735.00000000 Stifel, Nicolaus & Co., Inc. 8-1447 000000793 5WUVMA08EYG4KEUPW589 1195618.50000000 MORGAN STANLEY & CO., INC. 8-15869-1 000008209 9R7GPTSO7KV3UQJZQ078 11674811.46000000 37098465.6 N 105470855.43769231 Uncommitted 100000000.00000000 N Committed 1250000000.00000000 N Uncommitted 200000000.00000000 N N N N MFS Tennessee Municipal Bond Fund S000002526 8XTSH5JIRK5W5OS40M06 Y 4 0 0 N/A N N N N N/A N/A N/A Rule 22d-1 (17 CFR 270.22d-1) Rule 32a-4 (17 CFR 270.32a-4) Rule 12d1-1 (17 CFR 270.12d1-1) Y Y N N MASSACHUSETTS FINANCIAL SERVICES COMPANY 801-17352 000110045 1G3OSH3GLGJ7X1JC5I61 N MFS SERVICE CENTER, INC. 84-1316 N/A Y N N PricingDirect Inc. 549300WIC0TOJ7N7GD54 N ICE Data Pricing & Reference Data, LLC 000110037 CRD N IHS Markit 549300HLPTRASHS0E726 GB N Thomson Reuters Global Markets Inc. 549300561UZND4C7B569 N N JPMORGAN CHASE BANK 7H6GLXDRUGQFU57RNE97 N N Bank - section 17(f)(1) (15 U.S.C. 80a-17(f)(1)) N MFS Service Center, Inc. N/A Y N N MASSACHUSETTS FINANCIAL SERVICES 1G3OSH3GLGJ7X1JC5I61 Y N N BANK OF AMERICA CORP 8-07221-1 000007691 9DJT3UXIJIZJI4WXO774 176.64000000 176.64000000 WELLS FARGO & CO. 8-65876-1 000126292 VYVVCKR63DVZZN70PB21 1189796.70000000 MORGAN STANLEY & CO., INC. 8-15869-1 000008209 9R7GPTSO7KV3UQJZQ078 11892917.51000000 JPMORGAN CHASE & CO. 8-35008-1 000000079 8I5DZWZKVSZI1NUHU748 895426.92000000 GOLDMAN SACHS & CO. 8-00129-1 000000361 784F5XWPLTWKTBV3E584 2075840.00000000 BOK FINANCIAL CORP. 8-35381 000017530 5493008UZFTI4G7UQ733 1156511.20000000 RBC CAPITAL MARKETS 8-45411-1 000031194 549300LCO2FLSSVFFR64 1890265.20000000 Stifel, Nicolaus & Co., Inc. 8-1447 000000793 5WUVMA08EYG4KEUPW589 1113940.00000000 REICH & CO INC 8-12134 000003148 N/A 1694445.00000000 BANK OF AMERICA CORP 8-07221-1 000007691 9DJT3UXIJIZJI4WXO774 6135185.75999999 CITIGROUP, INC. 8-08177-1 000007059 6SHGI4ZSSLCXXQSBB395 1669567.47000000 31678484.15999999 N 100392508.12769231 Uncommitted 100000000.00000000 N Uncommitted 200000000.00000000 N Committed 1250000000.00000000 N N N N MFS Arkansas Municipal Bond Fund S000002529 IBCRCKLUQF4H2CCTDD70 Y 4 0 0 N/A N N N N N/A N/A N/A Rule 22d-1 (17 CFR 270.22d-1) Rule 32a-4 (17 CFR 270.32a-4) Rule 12d1-1 (17 CFR 270.12d1-1) Y Y N N MASSACHUSETTS FINANCIAL SERVICES COMPANY 801-17352 000110045 1G3OSH3GLGJ7X1JC5I61 N MFS SERVICE CENTER, INC. 84-1316 N/A Y N N ICE Data Pricing & Reference Data, LLC 000110037 CRD N IHS Markit 549300HLPTRASHS0E726 GB N Thomson Reuters Global Markets Inc. 549300561UZND4C7B569 N PricingDirect Inc. 549300WIC0TOJ7N7GD54 N N JPMORGAN CHASE BANK 7H6GLXDRUGQFU57RNE97 N N Bank - section 17(f)(1) (15 U.S.C. 80a-17(f)(1)) N MFS Service Center, Inc. N/A Y N N MASSACHUSETTS FINANCIAL SERVICES 1G3OSH3GLGJ7X1JC5I61 Y N N BANK OF AMERICA CORP 8-07221-1 000007691 9DJT3UXIJIZJI4WXO774 276.00000000 276.00000000 WELLS FARGO & CO. 8-65876-1 000126292 VYVVCKR63DVZZN70PB21 3358439.75000000 BANK OF AMERICA CORP 8-07221-1 000007691 9DJT3UXIJIZJI4WXO774 9466847.28999999 BARCLAYS CAPITAL, INC. 8-41342 000019714 AC28XWWI3WIBK2824319 2216448.00000000 Oppenheimer & Co. Inc. 8-4077 000000249 254900VH02JQR2L8XD64 1122810.00000000 Stephens Inc. 8-1927 000003496 213800LH6T9XDYZCA534 2195295.00000000 REICH & CO INC 8-12134 000003148 N/A 1738590.00000000 CREWS & ASSOCIATES,INC 8-24075 000008052 5493001BWSV3E82LZ446 9466045.90000000 JPMORGAN CHASE & CO. 8-35008-1 000000079 8I5DZWZKVSZI1NUHU748 1627414.98000000 BANK OF NEW YORK MELLON CORP. 8-35255 000017454 WFLLPEPC7FZXENRZV188 2248061.04999999 MORGAN STANLEY & CO., INC. 8-15869-1 000008209 9R7GPTSO7KV3UQJZQ078 11199716.85000000 49186190.21999999 N 154060686.29153845 Uncommitted 100000000.00000000 N Uncommitted 200000000.00000000 N Committed 1250000000.00000000 N N N N MFS Massachusetts Municipal Bond Fund S000002534 MI3C3CKY7VNRDNDWCO87 Y 4 0 0 N/A N N N N N/A N/A N/A Rule 22d-1 (17 CFR 270.22d-1) Rule 12d1-1 (17 CFR 270.12d1-1) Rule 32a-4 (17 CFR 270.32a-4) Y Y N N MASSACHUSETTS FINANCIAL SERVICES COMPANY 801-17352 000110045 1G3OSH3GLGJ7X1JC5I61 N MFS SERVICE CENTER, INC. 84-1316 N/A Y N N Thomson Reuters Global Markets Inc. 549300561UZND4C7B569 N IHS Markit 549300HLPTRASHS0E726 GB N PricingDirect Inc. 549300WIC0TOJ7N7GD54 N ICE Data Pricing & Reference Data, LLC 000110037 CRD N N JPMORGAN CHASE BANK 7H6GLXDRUGQFU57RNE97 N N Bank - section 17(f)(1) (15 U.S.C. 80a-17(f)(1)) N MFS Service Center, Inc. N/A Y N N MASSACHUSETTS FINANCIAL SERVICES 1G3OSH3GLGJ7X1JC5I61 Y N N BANK OF AMERICA CORP 8-07221-1 000007691 9DJT3UXIJIZJI4WXO774 485.76000000 485.76000000 JPMORGAN CHASE & CO. 8-35008-1 000000079 8I5DZWZKVSZI1NUHU748 7938038.80999999 WELLS FARGO & CO. 8-65876-1 000126292 VYVVCKR63DVZZN70PB21 6147326.79999999 GOLDMAN SACHS & CO. 8-00129-1 000000361 784F5XWPLTWKTBV3E584 2330442.50000000 Janney Montgomery Scott LLC. 8-462 000000463 549300QQRY1JCFQHYS08 5200708.40000000 RBC CAPITAL MARKETS 8-45411-1 000031194 549300LCO2FLSSVFFR64 2990130.00000000 BANK OF NEW YORK MELLON CORP. 8-35255 000017454 WFLLPEPC7FZXENRZV188 2462577.75000000 MORGAN STANLEY & CO., INC. 8-15869-1 000008209 9R7GPTSO7KV3UQJZQ078 27537731.71999999 SUMRIDGE PARTNERS LLC 8-68454 000152437 529900ECMK8VI6Q1FG89 1883554.25000000 BARCLAYS CAPITAL, INC. 8-41342 000019714 AC28XWWI3WIBK2824319 10225705.75000000 BANK OF AMERICA CORP 8-07221-1 000007691 9DJT3UXIJIZJI4WXO774 12663344.64000000 81040762.71999999 N 262510109.15076920 Committed 1250000000.00000000 N Uncommitted 100000000.00000000 N Uncommitted 200000000.00000000 N N N N MFS California Municipal Bond Fund S000002530 HJJE4BDRSB2UZB44II16 Y 5 0 0 N/A N N N N N/A N/A N/A Rule 32a-4 (17 CFR 270.32a-4) Rule 22d-1 (17 CFR 270.22d-1) Rule 12d1-1 (17 CFR 270.12d1-1) Y Y N N MASSACHUSETTS FINANCIAL SERVICES COMPANY 801-17352 000110045 1G3OSH3GLGJ7X1JC5I61 N MFS SERVICE CENTER, INC. 84-1316 N/A Y N N PricingDirect Inc. 549300WIC0TOJ7N7GD54 N ICE Data Pricing & Reference Data, LLC 000110037 CRD N IHS Markit 549300HLPTRASHS0E726 GB N Thomson Reuters Global Markets Inc. 549300561UZND4C7B569 N N JPMORGAN CHASE BANK 7H6GLXDRUGQFU57RNE97 N N Bank - section 17(f)(1) (15 U.S.C. 80a-17(f)(1)) N MFS Service Center, Inc. N/A Y N N MASSACHUSETTS FINANCIAL SERVICES 1G3OSH3GLGJ7X1JC5I61 Y N N BANK OF AMERICA CORP 8-07221-1 000007691 9DJT3UXIJIZJI4WXO774 728.64000000 728.64000000 MORGAN STANLEY & CO., INC. 8-15869-1 000008209 9R7GPTSO7KV3UQJZQ078 27854826.50000000 Stifel, Nicolaus & Co., Inc. 8-1447 000000793 5WUVMA08EYG4KEUPW589 6195936.84999999 BARCLAYS CAPITAL, INC. 8-41342 000019714 AC28XWWI3WIBK2824319 5859963.50000000 JPMORGAN CHASE & CO. 8-35008-1 000000079 8I5DZWZKVSZI1NUHU748 17231125.39000000 Robert W. Baird & Co. 8-00497 000008158 549300772UJAHRD6LO53 2888367.60000000 WELLS FARGO & CO. 8-65876-1 000126292 VYVVCKR63DVZZN70PB21 3822717.45000000 BANK OF NEW YORK MELLON CORP. 8-35255 000017454 WFLLPEPC7FZXENRZV188 8459772.00000000 CITIGROUP, INC. 8-08177-1 000007059 6SHGI4ZSSLCXXQSBB395 10341068.89000000 BANK OF AMERICA CORP 8-07221-1 000007691 9DJT3UXIJIZJI4WXO774 17162151.17000000 REICH & CO INC 8-12134 000003148 N/A 4180515.00000000 115456889.45000003 N 383132190.66538465 Uncommitted 200000000.00000000 N Committed 1250000000.00000000 N Uncommitted 100000000.00000000 N N N N MFS Pennsylvania Municipal Bond Fund S000002524 8MG4769ZL455HON5LD92 Y 4 0 0 N/A N N N N N/A N/A N/A Rule 22d-1 (17 CFR 270.22d-1) Rule 32a-4 (17 CFR 270.32a-4) Rule 12d1-1 (17 CFR 270.12d1-1) Y Y N N MASSACHUSETTS FINANCIAL SERVICES COMPANY 801-17352 000110045 1G3OSH3GLGJ7X1JC5I61 N MFS SERVICE CENTER, INC. 84-1316 N/A Y N N IHS Markit 549300HLPTRASHS0E726 GB N ICE Data Pricing & Reference Data, LLC 000110037 CRD N Thomson Reuters Global Markets Inc. 549300561UZND4C7B569 N PricingDirect Inc. 549300WIC0TOJ7N7GD54 N N JPMORGAN CHASE BANK 7H6GLXDRUGQFU57RNE97 N N Bank - section 17(f)(1) (15 U.S.C. 80a-17(f)(1)) N MFS Service Center, Inc. N/A Y N N MASSACHUSETTS FINANCIAL SERVICES 1G3OSH3GLGJ7X1JC5I61 Y N N BANK OF AMERICA CORP 8-07221-1 000007691 9DJT3UXIJIZJI4WXO774 231.84000000 231.84000000 JPMORGAN CHASE & CO. 8-35008-1 000000079 8I5DZWZKVSZI1NUHU748 2120472.81000000 Janney Montgomery Scott LLC. 8-462 000000463 549300QQRY1JCFQHYS08 1906582.95000000 Stifel, Nicolaus & Co., Inc. 8-1447 000000793 5WUVMA08EYG4KEUPW589 2286675.00000000 WELLS FARGO & CO. 8-65876-1 000126292 VYVVCKR63DVZZN70PB21 5072351.90000000 BANK OF AMERICA CORP 8-07221-1 000007691 9DJT3UXIJIZJI4WXO774 4595016.34000000 MORGAN STANLEY & CO., INC. 8-15869-1 000008209 9R7GPTSO7KV3UQJZQ078 12178166.18000000 RBC CAPITAL MARKETS 8-45411-1 000031194 549300LCO2FLSSVFFR64 3849357.50000000 DEUTSCHE BANK AG 8-17822-1 000002525 9J6MBOOO7BECTDTUZW19 1648590.00000000 PNC Financial Services Group, Inc. 8-32493 000015647 CFGNEKW0P8842LEUIA51 3884449.00000000 CITIGROUP, INC. 8-08177-1 000007059 6SHGI4ZSSLCXXQSBB395 4688624.50000000 45468167.83000001 N 127379394.42615384 Uncommitted 100000000.00000000 N Committed 1250000000.00000000 N Uncommitted 200000000.00000000 N N N N MFS Virginia Municipal Bond Fund S000002527 ZBE08E46OUHKF4OZUH15 Y 5 0 0 N/A N N N N N/A N/A N/A Rule 32a-4 (17 CFR 270.32a-4) Rule 22d-1 (17 CFR 270.22d-1) Rule 12d1-1 (17 CFR 270.12d1-1) Y Y N N MASSACHUSETTS FINANCIAL SERVICES COMPANY 801-17352 000110045 1G3OSH3GLGJ7X1JC5I61 N MFS SERVICE CENTER, INC. 84-1316 N/A Y N N PricingDirect Inc. 549300WIC0TOJ7N7GD54 N IHS Markit 549300HLPTRASHS0E726 GB N Thomson Reuters Global Markets Inc. 549300561UZND4C7B569 N ICE Data Pricing & Reference Data, LLC 000110037 CRD N N JPMORGAN CHASE BANK 7H6GLXDRUGQFU57RNE97 N N Bank - section 17(f)(1) (15 U.S.C. 80a-17(f)(1)) N MFS Service Center, Inc. N/A Y N N MASSACHUSETTS FINANCIAL SERVICES 1G3OSH3GLGJ7X1JC5I61 Y N N BANK OF AMERICA CORP 8-07221-1 000007691 9DJT3UXIJIZJI4WXO774 574.08000000 574.08000000 WELLS FARGO & CO. 8-65876-1 000126292 VYVVCKR63DVZZN70PB21 13311076.10000000 Oppenheimer & Co. Inc. 8-4077 000000249 254900VH02JQR2L8XD64 1976397.50000000 BANK OF AMERICA CORP 8-07221-1 000007691 9DJT3UXIJIZJI4WXO774 20638643.80000000 JPMORGAN CHASE & CO. 8-35008-1 000000079 8I5DZWZKVSZI1NUHU748 4963089.19000000 GOLDMAN SACHS & CO. 8-00129-1 000000361 784F5XWPLTWKTBV3E584 1880824.50000000 BANK OF NEW YORK MELLON CORP. 8-35255 000017454 WFLLPEPC7FZXENRZV188 2397385.50000000 MORGAN STANLEY & CO., INC. 8-15869-1 000008209 9R7GPTSO7KV3UQJZQ078 20928373.17000000 REICH & CO INC 8-12134 000003148 N/A 8229052.40000000 BARCLAYS CAPITAL, INC. 8-41342 000019714 AC28XWWI3WIBK2824319 5364510.00000000 PNC Financial Services Group, Inc. 8-32493 000015647 CFGNEKW0P8842LEUIA51 2025850.05000000 86934376.28 N 301895584.65615380 Uncommitted 100000000.00000000 N Uncommitted 200000000.00000000 N Committed 1250000000.00000000 N N N N MFS Mississippi Municipal Bond Fund S000002535 4GAB1OTSRRZ89GG72J95 Y 4 0 0 N/A Y N N N N/A N/A N/A Rule 12d1-1 (17 CFR 270.12d1-1) Rule 32a-4 (17 CFR 270.32a-4) Rule 22d-1 (17 CFR 270.22d-1) Y Y N N MASSACHUSETTS FINANCIAL SERVICES COMPANY 801-17352 000110045 1G3OSH3GLGJ7X1JC5I61 N MFS SERVICE CENTER, INC. 84-1316 N/A Y N N IHS Markit 549300HLPTRASHS0E726 GB N ICE Data Pricing & Reference Data, LLC 000110037 CRD N PricingDirect Inc. 549300WIC0TOJ7N7GD54 N Thomson Reuters Global Markets Inc. 549300561UZND4C7B569 N N JPMORGAN CHASE BANK 7H6GLXDRUGQFU57RNE97 N N Bank - section 17(f)(1) (15 U.S.C. 80a-17(f)(1)) N MFS Service Center, Inc. N/A Y N N MASSACHUSETTS FINANCIAL SERVICES 1G3OSH3GLGJ7X1JC5I61 Y N N 0 Raymond James Financial, Inc. 8-17983 000006694 RGUZHJ05YTITL6D76949 1070515.00000000 Stifel, Nicolaus & Co., Inc. 8-1447 000000793 5WUVMA08EYG4KEUPW589 1317954.50000000 BANK OF AMERICA CORP 8-07221-1 000007691 9DJT3UXIJIZJI4WXO774 990581.81000000 WELLS FARGO & CO. 8-65876-1 000126292 VYVVCKR63DVZZN70PB21 4045792.30000000 CITIGROUP, INC. 8-08177-1 000007059 6SHGI4ZSSLCXXQSBB395 579165.00000000 REICH & CO INC 8-12134 000003148 N/A 4363632.50000000 NATIONAL FINANCIAL SERVICES LLC 8-26740-1 000013041 549300JRHF1MHHWUAW04 1532270.00000000 JPMORGAN CHASE & CO. 8-35008-1 000000079 8I5DZWZKVSZI1NUHU748 1744397.87000000 MORGAN STANLEY & CO., INC. 8-15869-1 000008209 9R7GPTSO7KV3UQJZQ078 5334651.01999999 BANK OF NEW YORK MELLON CORP. 8-35255 000017454 WFLLPEPC7FZXENRZV188 5248584.70000000 27594171.84999999 N 88737684.36307692 Uncommitted 200000000.00000000 N Uncommitted 100000000.00000000 N Committed 1250000000.00000000 N N N N MFS Maryland Municipal Bond Fund S000002533 NDK106CDS4LPS37O1K93 Y 4 0 0 N/A N N N N N/A N/A N/A Rule 32a-4 (17 CFR 270.32a-4) Rule 22d-1 (17 CFR 270.22d-1) Rule 12d1-1 (17 CFR 270.12d1-1) Y Y N N MASSACHUSETTS FINANCIAL SERVICES COMPANY 801-17352 000110045 1G3OSH3GLGJ7X1JC5I61 N MFS SERVICE CENTER, INC. 84-1316 N/A Y N N IHS Markit 549300HLPTRASHS0E726 GB N Thomson Reuters Global Markets Inc. 549300561UZND4C7B569 N PricingDirect Inc. 549300WIC0TOJ7N7GD54 N ICE Data Pricing & Reference Data, LLC 000110037 CRD N N JPMORGAN CHASE BANK 7H6GLXDRUGQFU57RNE97 N N Bank - section 17(f)(1) (15 U.S.C. 80a-17(f)(1)) N MFS Service Center, Inc. N/A Y N N MASSACHUSETTS FINANCIAL SERVICES 1G3OSH3GLGJ7X1JC5I61 Y N N BANK OF AMERICA CORP 8-07221-1 000007691 9DJT3UXIJIZJI4WXO774 154.56000000 154.56000000 BARCLAYS CAPITAL, INC. 8-41342 000019714 AC28XWWI3WIBK2824319 1143960.00000000 GOLDMAN SACHS & CO. 8-00129-1 000000361 784F5XWPLTWKTBV3E584 1586370.00000000 RBC CAPITAL MARKETS 8-45411-1 000031194 549300LCO2FLSSVFFR64 1250000.00000000 JPMORGAN CHASE & CO. 8-35008-1 000000079 8I5DZWZKVSZI1NUHU748 811112.85000000 BANK OF NEW YORK MELLON CORP. 8-35255 000017454 WFLLPEPC7FZXENRZV188 2206805.00000000 MORGAN STANLEY & CO., INC. 8-15869-1 000008209 9R7GPTSO7KV3UQJZQ078 6516338.06000000 PNC Financial Services Group, Inc. 8-32493 000015647 CFGNEKW0P8842LEUIA51 850664.70000000 WELLS FARGO & CO. 8-65876-1 000126292 VYVVCKR63DVZZN70PB21 1027125.70000000 BANK OF AMERICA CORP 8-07221-1 000007691 9DJT3UXIJIZJI4WXO774 2526899.50000000 CITIGROUP, INC. 8-08177-1 000007059 6SHGI4ZSSLCXXQSBB395 1018978.39000000 20029022.19999999 N 87423799.70384615 Committed 1250000000.00000000 N Uncommitted 100000000.00000000 N Uncommitted 200000000.00000000 N N N N MFS Municipal Income Fund S000002536 EX1INFNFQVRO3N97PT04 Y 7 0 0 N/A N N N N N/A N/A N/A Rule 12d1-1 (17 CFR 270.12d1-1) Rule 32a-4 (17 CFR 270.32a-4) Rule 22d-1 (17 CFR 270.22d-1) Y Y N N MASSACHUSETTS FINANCIAL SERVICES COMPANY 801-17352 000110045 1G3OSH3GLGJ7X1JC5I61 N MFS SERVICE CENTER, INC. 84-1316 N/A Y N N Thomson Reuters Global Markets Inc. 549300561UZND4C7B569 N PricingDirect Inc. 549300WIC0TOJ7N7GD54 N IHS Markit 549300HLPTRASHS0E726 GB N ICE Data Pricing & Reference Data, LLC 000110037 CRD N N JPMORGAN CHASE BANK 7H6GLXDRUGQFU57RNE97 N N Bank - section 17(f)(1) (15 U.S.C. 80a-17(f)(1)) N MFS Service Center, Inc. N/A Y N N MASSACHUSETTS FINANCIAL SERVICES 1G3OSH3GLGJ7X1JC5I61 Y N N 0 REICH & CO INC 8-12134 000003148 N/A 39004460.20000000 RBC CAPITAL MARKETS 8-45411-1 000031194 549300LCO2FLSSVFFR64 101035443.14999999 JPMORGAN CHASE & CO. 8-35008-1 000000079 8I5DZWZKVSZI1NUHU748 177979688.56999999 MORGAN STANLEY & CO., INC. 8-15869-1 000008209 9R7GPTSO7KV3UQJZQ078 198298530.57999998 BARCLAYS CAPITAL, INC. 8-41342 000019714 AC28XWWI3WIBK2824319 37866555.60000000 WELLS FARGO & CO. 8-65876-1 000126292 VYVVCKR63DVZZN70PB21 37557760.35000000 BANK OF AMERICA CORP 8-07221-1 000007691 9DJT3UXIJIZJI4WXO774 273099329.78000003 GOLDMAN SACHS & CO. 8-00129-1 000000361 784F5XWPLTWKTBV3E584 80728654.09999999 JEFFERIES & CO., INC. 8-15074-1 000002347 58PU97L1C0WSRCWADL48 40380132.04999999 BANK OF NEW YORK MELLON CORP. 8-35255 000017454 WFLLPEPC7FZXENRZV188 293247875.48000002 1409221907.66000060 N 3371494469.22384640 Uncommitted 200000000.00000000 N Committed 1250000000.00000000 N Uncommitted 100000000.00000000 N N N N MFS North Carolina Municipal Bond Fund S000002523 Y3HMANBD6AL3XSXU2W16 Y 5 0 0 N/A N N N N N/A N/A N/A Rule 22d-1 (17 CFR 270.22d-1) Rule 32a-4 (17 CFR 270.32a-4) Rule 12d1-1 (17 CFR 270.12d1-1) Y Y N N MASSACHUSETTS FINANCIAL SERVICES COMPANY 801-17352 000110045 1G3OSH3GLGJ7X1JC5I61 N MFS SERVICE CENTER, INC. 84-1316 N/A Y N N PricingDirect Inc. 549300WIC0TOJ7N7GD54 N ICE Data Pricing & Reference Data, LLC 000110037 CRD N Thomson Reuters Global Markets Inc. 549300561UZND4C7B569 N IHS Markit 549300HLPTRASHS0E726 GB N N JPMORGAN CHASE BANK 7H6GLXDRUGQFU57RNE97 N N Bank - section 17(f)(1) (15 U.S.C. 80a-17(f)(1)) N MFS Service Center, Inc. N/A Y N N MASSACHUSETTS FINANCIAL SERVICES 1G3OSH3GLGJ7X1JC5I61 Y N N BANK OF AMERICA CORP 8-07221-1 000007691 9DJT3UXIJIZJI4WXO774 739.68000000 739.68000000 JPMORGAN CHASE & CO. 8-35008-1 000000079 8I5DZWZKVSZI1NUHU748 11719228.89000000 CITIGROUP, INC. 8-08177-1 000007059 6SHGI4ZSSLCXXQSBB395 5575178.01999999 BARCLAYS CAPITAL, INC. 8-41342 000019714 AC28XWWI3WIBK2824319 4754748.84999999 GOLDMAN SACHS & CO. 8-00129-1 000000361 784F5XWPLTWKTBV3E584 5946075.79999999 Wedbush Securities Inc. 8-12987 000000877 549300CSX55MXZ47EI78 3403336.05000000 WELLS FARGO & CO. 8-65876-1 000126292 VYVVCKR63DVZZN70PB21 22954268.94999999 Stifel, Nicolaus & Co., Inc. 8-1447 000000793 5WUVMA08EYG4KEUPW589 3146699.45000000 MORGAN STANLEY & CO., INC. 8-15869-1 000008209 9R7GPTSO7KV3UQJZQ078 20908976.32999999 BANK OF AMERICA CORP 8-07221-1 000007691 9DJT3UXIJIZJI4WXO774 21011050.69999999 PNC Financial Services Group, Inc. 8-32493 000015647 CFGNEKW0P8842LEUIA51 10120894.69999999 124309833.73999999 N 399018016.90923077 Committed 1250000000.00000000 N Uncommitted 200000000.00000000 N Uncommitted 100000000.00000000 N N N N MFS Georgia Municipal Bond Fund S000002532 D6T6CE9XSLIZ37D0OB07 Y 4 0 0 N/A N N N N N/A N/A N/A Rule 12d1-1 (17 CFR 270.12d1-1) Rule 22d-1 (17 CFR 270.22d-1) Rule 32a-4 (17 CFR 270.32a-4) Y Y N N MASSACHUSETTS FINANCIAL SERVICES COMPANY 801-17352 000110045 1G3OSH3GLGJ7X1JC5I61 N MFS SERVICE CENTER, INC. 84-1316 N/A Y N N PricingDirect Inc. 549300WIC0TOJ7N7GD54 N Thomson Reuters Global Markets Inc. 549300561UZND4C7B569 N ICE Data Pricing & Reference Data, LLC 000110037 CRD N IHS Markit 549300HLPTRASHS0E726 GB N N JPMORGAN CHASE BANK 7H6GLXDRUGQFU57RNE97 N N Bank - section 17(f)(1) (15 U.S.C. 80a-17(f)(1)) N MFS Service Center, Inc. N/A Y N N MASSACHUSETTS FINANCIAL SERVICES 1G3OSH3GLGJ7X1JC5I61 Y N N BANK OF AMERICA CORP 8-07221-1 000007691 9DJT3UXIJIZJI4WXO774 154.56000000 154.56000000 CITIGROUP, INC. 8-08177-1 000007059 6SHGI4ZSSLCXXQSBB395 3144909.77000000 MORGAN STANLEY & CO., INC. 8-15869-1 000008209 9R7GPTSO7KV3UQJZQ078 6544180.90000000 JPMORGAN CHASE & CO. 8-35008-1 000000079 8I5DZWZKVSZI1NUHU748 1371138.48000000 RBC CAPITAL MARKETS 8-45411-1 000031194 549300LCO2FLSSVFFR64 590995.00000000 REICH & CO INC 8-12134 000003148 N/A 1879637.50000000 WELLS FARGO & CO. 8-65876-1 000126292 VYVVCKR63DVZZN70PB21 1059534.45000000 BANK OF NEW YORK MELLON CORP. 8-35255 000017454 WFLLPEPC7FZXENRZV188 1503091.50000000 PNC Financial Services Group, Inc. 8-32493 000015647 CFGNEKW0P8842LEUIA51 548200.00000000 Loop Capital Markets LLC 8-50140 000043098 254900FPPM2WN90D4786 844867.50000000 BANK OF AMERICA CORP 8-07221-1 000007691 9DJT3UXIJIZJI4WXO774 3238982.13000000 21677173.48000000 N 80982725.82769230 Committed 1250000000.00000000 N Uncommitted 100000000.00000000 N Uncommitted 200000000.00000000 N N N N MFS New York Municipal Bond Fund S000002522 VBDLXONWHCNFU9SKO405 Y 5 0 0 N/A N N N N N/A N/A N/A Rule 12d1-1 (17 CFR 270.12d1-1) Rule 32a-4 (17 CFR 270.32a-4) Rule 22d-1 (17 CFR 270.22d-1) Y Y N N MASSACHUSETTS FINANCIAL SERVICES COMPANY 801-17352 000110045 1G3OSH3GLGJ7X1JC5I61 N MFS SERVICE CENTER, INC. 84-1316 N/A Y N N PricingDirect Inc. 549300WIC0TOJ7N7GD54 N IHS Markit 549300HLPTRASHS0E726 GB N ICE Data Pricing & Reference Data, LLC 000110037 CRD N Thomson Reuters Global Markets Inc. 549300561UZND4C7B569 N N JPMORGAN CHASE BANK 7H6GLXDRUGQFU57RNE97 N N Bank - section 17(f)(1) (15 U.S.C. 80a-17(f)(1)) N MFS Service Center, Inc. N/A Y N N MASSACHUSETTS FINANCIAL SERVICES 1G3OSH3GLGJ7X1JC5I61 Y N N BANK OF AMERICA CORP 8-07221-1 000007691 9DJT3UXIJIZJI4WXO774 176.64000000 176.64000000 Stifel, Nicolaus & Co., Inc. 8-1447 000000793 5WUVMA08EYG4KEUPW589 3213980.70000000 RBC CAPITAL MARKETS 8-45411-1 000031194 549300LCO2FLSSVFFR64 2599539.75000000 BANK OF NEW YORK MELLON CORP. 8-35255 000017454 WFLLPEPC7FZXENRZV188 3066987.00000000 JEFFERIES & CO., INC. 8-15074-1 000002347 58PU97L1C0WSRCWADL48 8279864.75000000 MORGAN STANLEY & CO., INC. 8-15869-1 000008209 9R7GPTSO7KV3UQJZQ078 9656945.39000000 BANK OF AMERICA CORP 8-07221-1 000007691 9DJT3UXIJIZJI4WXO774 9603227.91000000 WELLS FARGO & CO. 8-65876-1 000126292 VYVVCKR63DVZZN70PB21 6456170.00000000 BARCLAYS CAPITAL, INC. 8-41342 000019714 AC28XWWI3WIBK2824319 3490470.00000000 JPMORGAN CHASE & CO. 8-35008-1 000000079 8I5DZWZKVSZI1NUHU748 13179509.10000000 GOLDMAN SACHS & CO. 8-00129-1 000000361 784F5XWPLTWKTBV3E584 3554415.00000000 68757454.11000001 N 229091874.18076918 Uncommitted 200000000.00000000 N Uncommitted 100000000.00000000 N Committed 1250000000.00000000 N N N N MFS South Carolina Municipal Bond Fund S000002525 08HGTHG281BFQRFCD148 Y 4 0 0 N/A N N N N N/A N/A N/A Rule 12d1-1 (17 CFR 270.12d1-1) Rule 22d-1 (17 CFR 270.22d-1) Rule 32a-4 (17 CFR 270.32a-4) Y Y N N MASSACHUSETTS FINANCIAL SERVICES COMPANY 801-17352 000110045 1G3OSH3GLGJ7X1JC5I61 N MFS SERVICE CENTER, INC. 84-1316 N/A Y N N PricingDirect Inc. 549300WIC0TOJ7N7GD54 N Thomson Reuters Global Markets Inc. 549300561UZND4C7B569 N ICE Data Pricing & Reference Data, LLC 000110037 CRD N IHS Markit 549300HLPTRASHS0E726 GB N N JPMORGAN CHASE BANK 7H6GLXDRUGQFU57RNE97 N N Bank - section 17(f)(1) (15 U.S.C. 80a-17(f)(1)) N MFS Service Center, Inc. N/A Y N N MASSACHUSETTS FINANCIAL SERVICES 1G3OSH3GLGJ7X1JC5I61 Y N N BANK OF AMERICA CORP 8-07221-1 000007691 9DJT3UXIJIZJI4WXO774 342.24000000 342.24000000 MORGAN STANLEY & CO., INC. 8-15869-1 000008209 9R7GPTSO7KV3UQJZQ078 10035619.58000000 WELLS FARGO & CO. 8-65876-1 000126292 VYVVCKR63DVZZN70PB21 3901978.85000000 BANK OF NEW YORK MELLON CORP. 8-35255 000017454 WFLLPEPC7FZXENRZV188 2934313.20000000 BANK OF AMERICA CORP 8-07221-1 000007691 9DJT3UXIJIZJI4WXO774 9491979.41000000 JPMORGAN CHASE & CO. 8-35008-1 000000079 8I5DZWZKVSZI1NUHU748 4090570.38000000 Wedbush Securities Inc. 8-12987 000000877 549300CSX55MXZ47EI78 2119900.00000000 Stifel, Nicolaus & Co., Inc. 8-1447 000000793 5WUVMA08EYG4KEUPW589 4181795.00000000 FIRST CLEARING CORP 8-35158 000017344 549300ZMKHE2W4ILX759 2387000.00000000 PNC Financial Services Group, Inc. 8-32493 000015647 CFGNEKW0P8842LEUIA51 2090940.00000000 CITIGROUP, INC. 8-08177-1 000007059 6SHGI4ZSSLCXXQSBB395 2722893.21999999 47602808.34000001 N 184093753.93307692 Uncommitted 200000000.00000000 N Uncommitted 100000000.00000000 N Committed 1250000000.00000000 N N N N false false true false false false