# MFS HIGH YIELD MUNICIPAL TRUST — SC TO-I

MFS HIGH YIELD MUNICIPAL TRUST of BOSTON, MA filed a SC TO-I with the SEC on 2023-10-06.

## Filing

- Filed: 2023-10-06
- Form: SC TO-I
- Accession: 0000912938-23-000451
- Registrant: MFS HIGH YIELD MUNICIPAL TRUST
- CIK: 0000809844
- State of incorporation: MA
- Location: BOSTON, MA

## Documents (11)

| Seq | Type | Description |
| --- | --- | --- |
| 1 | SC TO-I | cmu\_sctoi.htm |
| 2 | EX-12.(A)(1)(I) | offertopurchase.htm |
| 3 | EX-12.(A)(1)(II) | letteroftransmittal.htm |
| 4 | EX-12.(A)(1)(III) | lettertobrokers.htm |
| 5 | EX-12.(A)(1)(IV) | lettertoclients.htm |
| 6 | EX-12.(A)(1)(V) | noticeofwithdrawal.htm |
| 7 | EX-12.(A)(5)(III) | press\_release.htm |
| 8 | EX-12.(D) | tender\_offer.htm |
| 9 | EX-FILING FEES | FILING FEES TABLE |
| 10 | GRAPHIC | image0.jpg |
| 11 | GRAPHIC | image00001.jpg |

## Filing timeline for this registrant (26)

_Showing 12 of 26 filings._

| Filed | Form |
| --- | --- |
| [2026-05-11](https://search.stillhousedata.com/proxy/0000930413-26-001549) | SC TO-I/A |
| [2026-05-06](https://search.stillhousedata.com/proxy/0000930413-26-001497) | SC TO-I/A |
| [2026-04-06](https://search.stillhousedata.com/proxy/0000930413-26-000980) | SC TO-I |
| [2026-03-04](https://search.stillhousedata.com/proxy/0000930413-26-000673) | SC TO-C |
| [2023-11-14](https://search.stillhousedata.com/proxy/0000912938-23-000496) | SC TO-I/A |
| [2023-11-07](https://search.stillhousedata.com/proxy/0000912938-23-000485) | SC TO-I/A |
| 2023-10-06 | SC TO-I |
| [2023-08-25](https://search.stillhousedata.com/proxy/0000912938-23-000398) | SC TO-C |
| [2012-09-12](https://search.stillhousedata.com/proxy/0001193125-12-389495) | SC TO-I/A |
| [2012-09-07](https://search.stillhousedata.com/proxy/0001193125-12-385003) | SC TO-I/A |
| [2012-08-31](https://search.stillhousedata.com/proxy/0001193125-12-377570) | SC TO-I/A |
| [2012-08-24](https://search.stillhousedata.com/proxy/0001193125-12-367040) | SC TO-I/A |

## More

- [CIK 809844 on SEC EDGAR (source of record)](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=809844&type=&dateb=&owner=include&count=40)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/proxy/0000912938-23-000451.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

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