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Mailing Address 111 HUNTINGTON AVENUE 21ST FLOOR BOSTON MA 02199
Business Address 111 HUNTINGTON AVENUE 21ST FLOOR BOSTON MA 02199 18006372929
MFS MUNICIPAL SERIES TRUST CIK#: 0000751656 (see all company filings)

State location: MA | State of Inc.: MA | Fiscal Year End: 0331
Class/Contract: C000006985 A 
Ticker Symbol:   MFSMX
(List all Funds and Classes/Contracts for MFS MUNICIPAL SERIES TRUST)

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Items 1 - 40  0000751656 Filings RSS Feed
Filings Format Description Filing Date File/Film Number
497  Documents Definitive materials
Acc-no: 0000912938-24-000279 (33 Act)  Size: 137 KB
2024-03-15 002-92915
24752704
NPORT-P  Documents Monthly Portfolio Investments Report on Form N-PORT (Public)
Acc-no: 0001752724-24-037844 (40 Act)  Size: 734 KB
2024-02-26 811-04096
24673954
497  Documents Definitive materials
Acc-no: 0000912938-23-000520 (33 Act)  Size: 137 KB
2023-12-29 002-92915
231524550
497  Documents Definitive materials
Acc-no: 0000912938-23-000510 (33 Act)  Size: 290 KB
2023-12-06 002-92915
231468554
497  Documents Definitive materials
Acc-no: 0000912938-23-000502 (33 Act)  Size: 685 KB
2023-11-28 002-92915
231442053
NPORT-P  Documents Monthly Portfolio Investments Report on Form N-PORT (Public)
Acc-no: 0001752724-23-267330 (40 Act)  Size: 305 KB
2023-11-27 811-04096
231440307
N-CSRS  Documents Certified Shareholder Report, Semi-Annual
Acc-no: 0001683863-23-007692 (40 Act)  Size: 16 MB
2023-11-20 811-04096
231421223
497  Documents Definitive materials
Acc-no: 0000912938-23-000419 (33 Act)  Size: 158 KB
2023-09-28 002-92915
231286297
N-PX  Documents Annual Report of proxy voting record of management investment companies
Acc-no: 0001193125-23-223233 (40 Act)  Size: 23 KB
2023-08-29 811-04096
231218740
NPORT-P  Documents Monthly Portfolio Investments Report on Form N-PORT (Public)
Acc-no: 0001752724-23-188892 (40 Act)  Size: 779 KB
2023-08-24 811-04096
231201330
497J  Documents Certification of no change in definitive materials
Acc-no: 0000912938-23-000383 (33 Act)  Size: 124 KB
2023-08-02 002-92915
231133883
485BPOS  Documents   Interactive Data Post-effective amendment [Rule 485(b)]
Acc-no: 0001104659-23-084571 (40 Act)  Size: 34 MB
2023-07-27 811-04096
231115450
497K  Documents Summary Prospectus for certain open-end management investment companies filed pursuant to Securities Act Rule 497(K)
Acc-no: 0001104659-23-084596 (33 Act)  Size: 132 KB
2023-07-27 002-92915
231115501
485BPOS  Documents   Interactive Data Post-effective amendment [Rule 485(b)]
Acc-no: 0001104659-23-084571 (33 Act)  Size: 34 MB
2023-07-27 002-92915
231115449
N-CEN  Documents Annual Report for Registered Investment Companies
Acc-no: 0001752724-23-128158 (40 Act)  Size: 902 KB
2023-06-09 811-04096
231004255
24F-2NT  Documents Rule 24F-2 notice
Acc-no: 0001683863-23-004894 (33 Act)  Size: 29 KB
2023-05-31 002-92915
23979694
497  Documents Definitive materials
Acc-no: 0000912938-23-000351 (33 Act)  Size: 88 KB
2023-05-31 002-92915
23979134
NPORT-P  Documents Monthly Portfolio Investments Report on Form N-PORT (Public)
Acc-no: 0001752724-23-116344 (40 Act)  Size: 302 KB
2023-05-25 811-04096
23957454
N-CSR  Documents Certified Shareholder Report
Acc-no: 0001683863-23-004765 (40 Act)  Size: 17 MB
2023-05-17 811-04096
23929824
NPORT-P  Documents Monthly Portfolio Investments Report on Form N-PORT (Public)
Acc-no: 0001752724-23-037573 (40 Act)  Size: 805 KB
2023-02-24 811-04096
23662629
497  Documents Definitive materials
Acc-no: 0000912938-22-000499 (33 Act)  Size: 110 KB
2022-12-29 002-92915
221496717
497  Documents Definitive materials
Acc-no: 0000912938-22-000497 (33 Act)  Size: 260 KB
2022-12-29 002-92915
221496429
NPORT-P  Documents Monthly Portfolio Investments Report on Form N-PORT (Public)
Acc-no: 0001752724-22-265906 (40 Act)  Size: 313 KB
2022-11-25 811-04096
221418089
N-CSRS  Documents Certified Shareholder Report, Semi-Annual
Acc-no: 0001683863-22-007159 (40 Act)  Size: 16 MB
2022-11-16 811-04096
221392886
N-PX  Documents Annual Report of proxy voting record of management investment companies
Acc-no: 0001193125-22-232506 (40 Act)  Size: 25 KB
2022-08-29 811-04096
221210197
497  Documents Definitive materials
Acc-no: 0000912938-22-000427 (33 Act)  Size: 64 KB
2022-08-26 002-92915
221199871
497  Documents Definitive materials
Acc-no: 0000912938-22-000424 (33 Act)  Size: 125 KB
2022-08-26 002-92915
221199848
NPORT-P  Documents Monthly Portfolio Investments Report on Form N-PORT (Public)
Acc-no: 0001752724-22-188493 (40 Act)  Size: 797 KB
2022-08-24 811-04096
221189444
497J  Documents Certification of no change in definitive materials
Acc-no: 0000912938-22-000402 (33 Act)  Size: 94 KB
2022-08-04 002-92915
221134932
497K  Documents Summary Prospectus for certain open-end management investment companies filed pursuant to Securities Act Rule 497(K)
Acc-no: 0001104659-22-083499 (33 Act)  Size: 149 KB
2022-07-28 002-92915
221113319
485BPOS  Documents   Interactive Data Post-effective amendment [Rule 485(b)]
Acc-no: 0001104659-22-083489 (40 Act)  Size: 33 MB
2022-07-28 811-04096
221113229
485BPOS  Documents   Interactive Data Post-effective amendment [Rule 485(b)]
Acc-no: 0001104659-22-083489 (33 Act)  Size: 33 MB
2022-07-28 002-92915
221113228
24F-2NT  Documents Rule 24F-2 notice
Acc-no: 0001683863-22-005007 (33 Act)  Size: 30 KB
2022-06-15 002-92915
221017341
497  Documents Definitive materials
Acc-no: 0000912938-22-000384 (33 Act)  Size: 308 KB
2022-06-15 002-92915
221016759
N-CEN  Documents Annual Report for Registered Investment Companies
Acc-no: 0001752724-22-132624 (40 Act)  Size: 903 KB
2022-06-10 811-04096
221007972
NPORT-P  Documents Monthly Portfolio Investments Report on Form N-PORT (Public)
Acc-no: 0001752724-22-119713 (40 Act)  Size: 322 KB
2022-05-25 811-04096
22960367
N-CSR  Documents Certified Shareholder Report
Acc-no: 0001193125-22-156018 (40 Act)  Size: 19 MB
2022-05-20 811-04096
22947222
497  Documents Definitive materials
Acc-no: 0000912938-22-000349 (33 Act)  Size: 157 KB
2022-05-17 002-92915
22932438
497  Documents Definitive materials
Acc-no: 0000912938-22-000350 (33 Act)  Size: 136 KB
2022-05-17 002-92915
22932450
497  Documents Definitive materials
Acc-no: 0000912938-22-000352 (33 Act)  Size: 26 KB
2022-05-17 002-92915
22932466