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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 SERIES TRUST XI CIK#: 0000911637 (see all company filings)

State location: MA | State of Inc.: MA | Fiscal Year End: 1231
formerly: MFS UNION STANDARD TRUST (filings through 1998-03-12)
Class/Contract: C000068495 R4 
Ticker Symbol:   MUEUX
(List all Funds and Classes/Contracts for MFS SERIES TRUST XI)

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Items 1 - 40  0000911637 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
2024-03-15 033-68310
24752694
NPORT-P  Documents Monthly Portfolio Investments Report on Form N-PORT (Public)
Acc-no: 0001752724-24-037756 (40 Act)  Size: 346 KB
2024-02-26 811-07992
24673673
497J  Documents Certification of no change in definitive materials
Acc-no: 0000912938-24-000012 (33 Act)  Size: 115 KB
2024-01-31 033-68310
24580775
497K  Documents Summary Prospectus for certain open-end management investment companies filed pursuant to Securities Act Rule 497(K)
Acc-no: 0001104659-24-006516 (33 Act)  Size: 164 KB
2024-01-25 033-68310
24559197
485BPOS  Documents   Interactive Data Post-effective amendment [Rule 485(b)]
Acc-no: 0001104659-24-006514 (40 Act)  Size: 7 MB
2024-01-25 811-07992
24559187
485BPOS  Documents   Interactive Data Post-effective amendment [Rule 485(b)]
Acc-no: 0001104659-24-006514 (33 Act)  Size: 7 MB
2024-01-25 033-68310
24559186
497  Documents Definitive materials
Acc-no: 0000912938-23-000520 (33 Act)  Size: 137 KB
2023-12-29 033-68310
231524542
24F-2NT  Documents Rule 24F-2 notice
Acc-no: 0001683863-23-008351 (33 Act)  Size: 10 KB
2023-12-15 033-68310
231489824
N-CEN  Documents Annual Report for Registered Investment Companies
Acc-no: 0001752724-23-276739 (40 Act)  Size: 180 KB
2023-12-12 811-07992
231480109
497  Documents Definitive materials
Acc-no: 0000912938-23-000510 (33 Act)  Size: 290 KB
2023-12-06 033-68310
231468544
497  Documents Definitive materials
Acc-no: 0000912938-23-000502 (33 Act)  Size: 685 KB
2023-11-28 033-68310
231442044
NPORT-P  Documents Monthly Portfolio Investments Report on Form N-PORT (Public)
Acc-no: 0001752724-23-264496 (40 Act)  Size: 103 KB
2023-11-24 811-07992
231435129
N-CSR  Documents Certified Shareholder Report
Acc-no: 0001683863-23-007690 (40 Act)  Size: 2 MB
2023-11-20 811-07992
231421221
497  Documents Definitive materials
Acc-no: 0000912938-23-000419 (33 Act)  Size: 158 KB
2023-09-28 033-68310
231286288
N-PX  Documents Annual Report of proxy voting record of management investment companies
Acc-no: 0001193125-23-223246 (40 Act)  Size: 426 KB
2023-08-29 811-07992
231218758
NPORT-P  Documents Monthly Portfolio Investments Report on Form N-PORT (Public)
Acc-no: 0001752724-23-187756 (40 Act)  Size: 344 KB
2023-08-24 811-07992
231199075
497  Documents Definitive materials
Acc-no: 0000912938-23-000352 (33 Act)  Size: 64 KB
2023-05-31 033-68310
23979143
NPORT-P  Documents Monthly Portfolio Investments Report on Form N-PORT (Public)
Acc-no: 0001752724-23-115299 (40 Act)  Size: 112 KB
2023-05-25 811-07992
23956426
N-CSRS  Documents Certified Shareholder Report, Semi-Annual
Acc-no: 0001683863-23-004766 (40 Act)  Size: 2 MB
2023-05-17 811-07992
23929845
497  Documents Definitive materials
Acc-no: 0000912938-23-000308 (33 Act)  Size: 107 KB
2023-03-30 033-68310
23777327
497  Documents Definitive materials
Acc-no: 0000912938-23-000304 (33 Act)  Size: 97 KB
2023-03-30 033-68310
23777295
NPORT-P  Documents Monthly Portfolio Investments Report on Form N-PORT (Public)
Acc-no: 0001752724-23-037786 (40 Act)  Size: 375 KB
2023-02-24 811-07992
23663331
497J  Documents Certification of no change in definitive materials
Acc-no: 0000912938-23-000041 (33 Act)  Size: 116 KB
2023-02-01 033-68310
23574876
485BPOS  Documents   Interactive Data Post-effective amendment [Rule 485(b)]
Acc-no: 0001104659-23-006848 (40 Act)  Size: 7 MB
2023-01-26 811-07992
23555491
485BPOS  Documents   Interactive Data Post-effective amendment [Rule 485(b)]
Acc-no: 0001104659-23-006848 (33 Act)  Size: 7 MB
2023-01-26 033-68310
23555490
497K  Documents Summary Prospectus for certain open-end management investment companies filed pursuant to Securities Act Rule 497(K)
Acc-no: 0001104659-23-006857 (33 Act)  Size: 165 KB
2023-01-26 033-68310
23555508
497  Documents Definitive materials
Acc-no: 0000912938-22-000497 (33 Act)  Size: 260 KB
2022-12-29 033-68310
221496421
497  Documents Definitive materials
Acc-no: 0000912938-22-000499 (33 Act)  Size: 110 KB
2022-12-29 033-68310
221496710
N-CEN  Documents Annual Report for Registered Investment Companies
Acc-no: 0001752724-22-277669 (40 Act)  Size: 179 KB
2022-12-12 811-07992
221456495
24F-2NT  Documents Rule 24F-2 notice
Acc-no: 0001683863-22-007499 (33 Act)  Size: 10 KB
2022-12-08 033-68310
221451804
NPORT-P  Documents Monthly Portfolio Investments Report on Form N-PORT (Public)
Acc-no: 0001752724-22-262181 (40 Act)  Size: 110 KB
2022-11-23 811-07992
221412337
N-CSR  Documents Certified Shareholder Report
Acc-no: 0001683863-22-007167 (40 Act)  Size: 2 MB
2022-11-16 811-07992
221394159
N-PX  Documents Annual Report of proxy voting record of management investment companies
Acc-no: 0001193125-22-232549 (40 Act)  Size: 395 KB
2022-08-29 811-07992
221210309
497  Documents Definitive materials
Acc-no: 0000912938-22-000424 (33 Act)  Size: 125 KB
2022-08-26 033-68310
221199840
497  Documents Definitive materials
Acc-no: 0000912938-22-000426 (33 Act)  Size: 75 KB
2022-08-26 033-68310
221199858
NPORT-P  Documents Monthly Portfolio Investments Report on Form N-PORT (Public)
Acc-no: 0001752724-22-191703 (40 Act)  Size: 348 KB
2022-08-25 811-07992
221193909
497  Documents Definitive materials
Acc-no: 0000912938-22-000400 (33 Act)  Size: 415 KB
2022-07-29 033-68310
221117655
497  Documents Definitive materials
Acc-no: 0000912938-22-000381 (33 Act)  Size: 98 KB
2022-06-15 033-68310
221016709
497  Documents Definitive materials
Acc-no: 0000912938-22-000384 (33 Act)  Size: 308 KB
2022-06-15 033-68310
221016749
NPORT-P  Documents Monthly Portfolio Investments Report on Form N-PORT (Public)
Acc-no: 0001752724-22-115973 (40 Act)  Size: 111 KB
2022-05-24 811-07992
22954230