MFS HIGH YIELD MUNICIPAL TRUST — All Filings
533 total filings on record
Public companies registered with the SEC are required to file periodic reports, disclosures, and notices throughout the year. The most important are the 10-K (annual report), 10-Q (quarterly report), and 8-K (material event notice). Use the filters below to narrow by form type.
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3
3/A
4
4/A
40-17G
424B3
497
8-K
DEF 14A
DEFA14A
DEFR14A
N-2
N-2/A
N-23C-2
N-30D
N-CEN
N-CSR
N-CSRS
N-PX
N-Q
NPORT-EX
NPORT-P
NSAR-A
NSAR-A/A
NSAR-B
NSAR-B/A
POS AMI
PRE 14A
SC 13D
SC 13D/A
SC 13G
SC 13G/A
SC TO-C
SC TO-I
SC TO-I/A
SCHEDULE 13D/A
SCHEDULE 13G
SCHEDULE 13G/A
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| N-CSRS | MFS HIGH YIELD MUNICIPAL TRUST NCSRS | 0001683863-24-004656 | Jul 22, 2024 | May 31, 2024 |
| 3 | PRIMARY DOCUMENT | 0001700264-24-000009 | Jul 16, 2024 | Jul 15, 2024 |
| N-23C-2 | — | 0000912938-24-000289 | Jun 17, 2024 | — |
| NPORT-P | — | 0001752724-24-087434 | Apr 24, 2024 | Feb 29, 2024 |
| SC 13D/A | — | 0001504304-24-000002 | Feb 28, 2024 | — |
| N-CEN | — | 0001752724-24-021299 | Feb 9, 2024 | Nov 30, 2023 |
| SC 13G/A | AMENDED SCHEDULE 13G | 0001445546-24-000744 | Jan 31, 2024 | — |
| N-CSR | MFS HIGH YIELD MUNICIPAL TRUST NCSR | 0001683863-24-000274 | Jan 25, 2024 | Nov 30, 2023 |
| NPORT-P | — | 0001752724-24-010013 | Jan 24, 2024 | Nov 30, 2023 |
| SC 13D/A | FORM SC 13D/A | 0001062993-24-000563 | Jan 8, 2024 | — |
| SC 13D/A | — | 0001398344-24-000039 | Jan 2, 2024 | — |
| SC 13D/A | FORM SC 13D/A | 0001062993-23-023264 | Dec 29, 2023 | — |
| SC 13D/A | FORM SC 13D/A | 0001062993-23-023184 | Dec 26, 2023 | — |
| SC 13G/A | SC 13G/A | 0001193125-23-287007 | Dec 1, 2023 | — |
| SC 13D/A | — | 0001504304-23-000026 | Nov 17, 2023 | — |
| SC TO-I/A | — | 0000912938-23-000496 | Nov 14, 2023 | — |
| 4 | PRIMARY DOCUMENT | 0001510281-23-000495 | Nov 13, 2023 | Apr 6, 2023 |
| SC 13D/A | FORM SC 13D/A | 0001062993-23-020592 | Nov 13, 2023 | — |
| 4/A | PRIMARY DOCUMENT | 0001510281-23-000493 | Nov 13, 2023 | Nov 8, 2023 |
| 4 | PRIMARY DOCUMENT | 0001510281-23-000472 | Nov 9, 2023 | Nov 8, 2023 |
| 4 | 4 | 0000950170-23-060193 | Nov 7, 2023 | Nov 3, 2023 |
| SC TO-I/A | — | 0000912938-23-000485 | Nov 7, 2023 | — |
| NPORT-P | — | 0001752724-23-234890 | Oct 24, 2023 | Aug 31, 2023 |
| 4 | PRIMARY DOCUMENT | 0001510281-23-000348 | Oct 10, 2023 | Oct 6, 2023 |
| SC TO-I | — | 0000912938-23-000451 | Oct 6, 2023 | — |
| 4 | PRIMARY DOCUMENT | 0001510281-23-000342 | Oct 6, 2023 | Oct 4, 2023 |
| N-23C-2 | — | 0000912938-23-000447 | Oct 5, 2023 | — |
| 4 | PRIMARY DOCUMENT | 0001510281-23-000327 | Oct 3, 2023 | — |
| 3 | PRIMARY DOCUMENT | 0001700264-23-000021 | Sep 6, 2023 | Sep 1, 2023 |
| N-PX | MFS HIGH YIELD MUNICIPAL TRUST N-PX | 0001193125-23-223224 | Aug 29, 2023 | Jun 30, 2023 |
| SC 13D/A | — | 0001398344-23-015918 | Aug 25, 2023 | — |
| SC TO-C | — | 0000912938-23-000398 | Aug 25, 2023 | — |
| NPORT-P | — | 0001752724-23-161001 | Jul 25, 2023 | May 31, 2023 |
| 4 | PRIMARY DOCUMENT | 0001510281-23-000199 | Jul 25, 2023 | Jul 24, 2023 |
| 4 | PRIMARY DOCUMENT | 0001510281-23-000186 | Jul 19, 2023 | Jul 18, 2023 |
| N-CSRS | MFS HIGH YIELD MUNICIPAL TRUST NCSRS | 0001683863-23-005496 | Jul 18, 2023 | May 31, 2023 |
| SC 13D | — | 0001504304-23-000019 | Jul 17, 2023 | — |
| 4 | PRIMARY DOCUMENT | 0001510281-23-000162 | Jun 28, 2023 | Jun 27, 2023 |
| 4 | PRIMARY DOCUMENT | 0001510281-23-000149 | Jun 22, 2023 | Jun 21, 2023 |
| SC 13D/A | FORM SC 13D/A | 0001062993-23-013147 | Jun 8, 2023 | — |
| 4 | PRIMARY DOCUMENT | 0001510281-23-000127 | Jun 8, 2023 | Jun 6, 2023 |
| 4 | PRIMARY DOCUMENT | 0001510281-23-000099 | May 23, 2023 | May 19, 2023 |
| 4 | PRIMARY DOCUMENT | 0001510281-23-000093 | May 19, 2023 | May 18, 2023 |
| 4 | PRIMARY DOCUMENT | 0001510281-23-000087 | May 17, 2023 | May 15, 2023 |
| 4 | PRIMARY DOCUMENT | 0001510281-23-000084 | May 15, 2023 | May 11, 2023 |
| 4 | PRIMARY DOCUMENT | 0001510281-23-000076 | May 8, 2023 | May 5, 2023 |
| NPORT-P | — | 0001752724-23-084428 | Apr 24, 2023 | Feb 28, 2023 |
| 4 | PRIMARY DOCUMENT | 0001700264-23-000006 | Apr 14, 2023 | Mar 28, 2023 |
| 3 | PRIMARY DOCUMENT | 0001510281-23-000051 | Apr 10, 2023 | Apr 5, 2023 |
| SC 13D | FORM SC 13D | 0001062993-23-008960 | Apr 10, 2023 | — |