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Mailing Address 111 HUNTINGTON AVENUE 21ST FLOOOR BOSTON MA 02199
Business Address 111 HUNTINGTON AVENUE 21ST FLOOOR BOSTON MA 02199 18006372929
MFS SERIES TRUST III CIK#: 0000225604 (see all company filings)

State location: MA | State of Inc.: MA | Fiscal Year End: 0131
formerly: MFS HIGH INCOME FUND (filings through 1994-03-31)
formerly: MFS SERIES TRUST III /MA (filings through 1995-02-06)
Class/Contract: C000103072 I 
Ticker Symbol:   MMIIX
(List all Funds and Classes/Contracts for MFS SERIES TRUST III)

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Items 1 - 40  0000225604 Filings RSS Feed
Filings Format Description Filing Date File/Film Number
N-CEN  Documents Annual Report for Registered Investment Companies
Acc-no: 0001752724-24-078084 (40 Act)  Size: 279 KB
2024-04-10 811-02794
24835360
24F-2NT  Documents Rule 24F-2 notice
Acc-no: 0001683863-24-002442 (33 Act)  Size: 13 KB
2024-04-03 002-60491
24818791
N-CSR  Documents Certified Shareholder Report
Acc-no: 0001683863-24-001927 (40 Act)  Size: 10 MB
2024-03-26 811-02794
24781150
NPORT-P  Documents Monthly Portfolio Investments Report on Form N-PORT (Public)
Acc-no: 0001752724-24-067315 (40 Act)  Size: 2 MB
2024-03-26 811-02794
24782088
497  Documents Definitive materials
Acc-no: 0000912938-24-000279 (33 Act)  Size: 137 KB
2024-03-15 002-60491
24752688
497  Documents Definitive materials
Acc-no: 0000912938-23-000520 (33 Act)  Size: 137 KB
2023-12-29 002-60491
231524549
NPORT-P  Documents Monthly Portfolio Investments Report on Form N-PORT (Public)
Acc-no: 0001752724-23-293494 (40 Act)  Size: 5 MB
2023-12-27 811-02794
231516811
497  Documents Definitive materials
Acc-no: 0000912938-23-000510 (33 Act)  Size: 290 KB
2023-12-06 002-60491
231468535
497  Documents Definitive materials
Acc-no: 0000912938-23-000502 (33 Act)  Size: 685 KB
2023-11-28 002-60491
231442051
497  Documents Definitive materials
Acc-no: 0000912938-23-000419 (33 Act)  Size: 158 KB
2023-09-28 002-60491
231286295
NPORT-P  Documents Monthly Portfolio Investments Report on Form N-PORT (Public)
Acc-no: 0001752724-23-217526 (40 Act)  Size: 2 MB
2023-09-26 811-02794
231281258
N-CSRS  Documents Certified Shareholder Report, Semi-Annual
Acc-no: 0001683863-23-006261 (40 Act)  Size: 8 MB
2023-09-19 811-02794
231263024
N-PX  Documents Annual Report of proxy voting record of management investment companies
Acc-no: 0001193125-23-223237 (40 Act)  Size: 18 KB
2023-08-29 811-02794
231218743
NPORT-P  Documents Monthly Portfolio Investments Report on Form N-PORT (Public)
Acc-no: 0001752724-23-143682 (40 Act)  Size: 5 MB
2023-06-26 811-02794
231041702
497J  Documents Certification of no change in definitive materials
Acc-no: 0000912938-23-000354 (33 Act)  Size: 177 KB
2023-06-05 002-60491
23991373
485BPOS  Documents   Interactive Data Post-effective amendment [Rule 485(b)]
Acc-no: 0001104659-23-065758 (40 Act)  Size: 9 MB
2023-05-30 811-02794
23972497
485BPOS  Documents   Interactive Data Post-effective amendment [Rule 485(b)]
Acc-no: 0001104659-23-065758 (33 Act)  Size: 9 MB
2023-05-30 002-60491
23972496
497K  Documents Summary Prospectus for certain open-end management investment companies filed pursuant to Securities Act Rule 497(K)
Acc-no: 0001104659-23-065771 (33 Act)  Size: 184 KB
2023-05-30 002-60491
23972647
N-CEN  Documents Annual Report for Registered Investment Companies
Acc-no: 0001752724-23-077393 (40 Act)  Size: 281 KB
2023-04-13 811-02794
23817770
24F-2NT  Documents Rule 24F-2 notice
Acc-no: 0001683863-23-003126 (33 Act)  Size: 13 KB
2023-04-05 002-60491
23802997
497  Documents Definitive materials
Acc-no: 0000912938-23-000302 (33 Act)  Size: 25 KB
2023-03-29 002-60491
23771901
497K  Documents Summary Prospectus for certain open-end management investment companies filed pursuant to Securities Act Rule 497(K)
Acc-no: 0000912938-23-000303 (33 Act)  Size: 264 KB
2023-03-29 002-60491
23771903
NPORT-P  Documents Monthly Portfolio Investments Report on Form N-PORT (Public)
Acc-no: 0001752724-23-068540 (40 Act)  Size: 2 MB
2023-03-28 811-02794
23766994
N-CSR  Documents Certified Shareholder Report
Acc-no: 0001683863-23-002524 (40 Act)  Size: 9 MB
2023-03-23 811-02794
23754907
497  Documents Definitive materials
Acc-no: 0000912938-22-000497 (33 Act)  Size: 260 KB
2022-12-29 002-60491
221496412
497  Documents Definitive materials
Acc-no: 0000912938-22-000499 (33 Act)  Size: 110 KB
2022-12-29 002-60491
221496716
NPORT-P  Documents Monthly Portfolio Investments Report on Form N-PORT (Public)
Acc-no: 0001752724-22-291243 (40 Act)  Size: 5 MB
2022-12-27 811-02794
221487469
NPORT-P  Documents Monthly Portfolio Investments Report on Form N-PORT (Public)
Acc-no: 0001752724-22-215274 (40 Act)  Size: 2 MB
2022-09-26 811-02794
221264018
N-CSRS  Documents Certified Shareholder Report, Semi-Annual
Acc-no: 0001683863-22-006025 (40 Act)  Size: 9 MB
2022-09-23 811-02794
221261981
N-PX  Documents Annual Report of proxy voting record of management investment companies
Acc-no: 0001193125-22-232512 (40 Act)  Size: 29 KB
2022-08-29 811-02794
221210221
497  Documents Definitive materials
Acc-no: 0000912938-22-000427 (33 Act)  Size: 64 KB
2022-08-26 002-60491
221199872
497  Documents Definitive materials
Acc-no: 0000912938-22-000424 (33 Act)  Size: 125 KB
2022-08-26 002-60491
221199831
497  Documents   Interactive Data Definitive materials
Acc-no: 0001104659-22-084282 (33 Act)  Size: 1 MB
2022-07-29 002-60491
221121258
497K  Documents Summary Prospectus for certain open-end management investment companies filed pursuant to Securities Act Rule 497(K)
Acc-no: 0001104659-22-084287 (33 Act)  Size: 142 KB
2022-07-29 002-60491
221121280
497  Documents Definitive materials
Acc-no: 0000912938-22-000400 (33 Act)  Size: 415 KB
2022-07-29 002-60491
221117647
NPORT-P  Documents Monthly Portfolio Investments Report on Form N-PORT (Public)
Acc-no: 0001752724-22-146199 (40 Act)  Size: 6 MB
2022-06-24 811-02794
221038464
497  Documents Definitive materials
Acc-no: 0000912938-22-000381 (33 Act)  Size: 98 KB
2022-06-15 002-60491
221016706
497  Documents Definitive materials
Acc-no: 0000912938-22-000384 (33 Act)  Size: 308 KB
2022-06-15 002-60491
221016757
497J  Documents Certification of no change in definitive materials
Acc-no: 0000912938-22-000356 (33 Act)  Size: 86 KB
2022-06-03 002-60491
22993510
485BPOS  Documents   Interactive Data Post-effective amendment [Rule 485(b)]
Acc-no: 0001104659-22-064985 (40 Act)  Size: 10 MB
2022-05-26 811-02794
22965871