Recent filings
The trust's recent EDGAR filings — prospectus updates, shareholder reports, proxy records. Trust-level, so some cover other funds in MFS Series Trust III.
| Filed | Filing | Form | |
|---|---|---|---|
| 2026-05-28 | Updated prospectus prospectus | 485BPOS | EDGAR → |
| 2026-05-28 | Summary prospectus prospectus | 497K | EDGAR → |
| 2026-05-28 | Summary prospectus prospectus | 497K | EDGAR → |
| 2026-05-28 | Summary prospectus prospectus | 497K | EDGAR → |
| 2026-05-28 | Summary prospectus prospectus | 497K | EDGAR → |
| 2026-05-28 | Updated prospectus prospectus | 485BPOS | EDGAR → |
| 2026-04-14 | Annual report (N-CEN) report | N-CEN | EDGAR → |
| 2026-03-30 | Annual shareholder report report | N-CSR | EDGAR → |
| 2025-09-25 | Semi-annual shareholder report report | N-CSRS | EDGAR → |
| 2025-08-28 | Proxy voting record proxy | N-PX | EDGAR → |
| 2025-07-28 | Summary prospectus prospectus | 497K | EDGAR → |
| 2025-07-28 | Prospectus supplement prospectus | 497 | EDGAR → |
| 2025-05-29 | Updated prospectus prospectus | 485BPOS | EDGAR → |
| 2025-05-29 | Summary prospectus prospectus | 497K | EDGAR → |
| 2025-05-29 | Summary prospectus prospectus | 497K | EDGAR → |
| 2025-05-29 | Summary prospectus prospectus | 497K | EDGAR → |
| 2025-05-29 | Summary prospectus prospectus | 497K | EDGAR → |
| 2025-04-11 | Annual report (N-CEN) report | N-CEN | EDGAR → |
| 2025-03-28 | Annual shareholder report report | N-CSR | EDGAR → |
| 2024-11-01 | Summary prospectus prospectus | 497K | EDGAR → |
| 2024-11-01 | Summary prospectus prospectus | 497K | EDGAR → |
| 2024-11-01 | Summary prospectus prospectus | 497K | EDGAR → |
| 2024-09-25 | Semi-annual shareholder report report | N-CSRS | EDGAR → |
| 2024-08-27 | Proxy voting record proxy | N-PX | EDGAR → |
| 2024-08-27 | Proxy voting record proxy | N-PX | EDGAR → |
| 2024-05-29 | Updated prospectus prospectus | 485BPOS | EDGAR → |
| 2024-05-29 | Summary prospectus prospectus | 497K | EDGAR → |
| 2024-05-29 | Summary prospectus prospectus | 497K | EDGAR → |
| 2024-05-29 | Summary prospectus prospectus | 497K | EDGAR → |
| 2024-05-29 | Summary prospectus prospectus | 497K | EDGAR → |
| 2024-05-09 | Summary prospectus prospectus | 497K | EDGAR → |
| 2024-04-10 | Annual report (N-CEN) report | N-CEN | EDGAR → |
| 2024-03-26 | Annual shareholder report report | N-CSR | EDGAR → |
| 2023-09-19 | Semi-annual shareholder report report | N-CSRS | EDGAR → |
| 2023-08-29 | Proxy voting record proxy | N-PX | EDGAR → |
| 2023-05-30 | Updated prospectus prospectus | 485BPOS | EDGAR → |
| 2023-05-30 | Summary prospectus prospectus | 497K | EDGAR → |
| 2023-05-30 | Summary prospectus prospectus | 497K | EDGAR → |
| 2023-05-30 | Summary prospectus prospectus | 497K | EDGAR → |
| 2023-05-30 | Summary prospectus prospectus | 497K | EDGAR → |
| 2023-04-13 | Annual report (N-CEN) report | N-CEN | EDGAR → |
| 2023-03-29 | Prospectus supplement prospectus | 497 | EDGAR → |
| 2023-03-29 | Summary prospectus prospectus | 497K | EDGAR → |
| 2023-03-23 | Annual shareholder report report | N-CSR | EDGAR → |
| 2023-02-09 | Summary prospectus prospectus | 497K | EDGAR → |
| 2023-02-09 | Prospectus supplement prospectus | 497 | EDGAR → |
| 2022-09-23 | Semi-annual shareholder report report | N-CSRS | EDGAR → |
| 2022-08-29 | Proxy voting record proxy | N-PX | EDGAR → |
| 2022-07-29 | Prospectus supplement prospectus | 497 | EDGAR → |
| 2022-07-29 | Summary prospectus prospectus | 497K | EDGAR → |
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