WESTERN ASSET MUNICIPAL HIGH INCOME FUND INC.
49 SEC EDGAR filings indexed (CIK 0000830487) across 9 form types.
Filing profile
WESTERN ASSET MUNICIPAL HIGH INCOME FUND INC. (MHF) has 49 SEC filings indexed on SecFilingDex, across 9 form types filed over roughly 9 years, from January 19, 2017 to April 30, 2026.
Its most frequent disclosure is the SC 13G/A (5%+ passive stake) with 9 filings — Short-form disclosure of beneficial ownership above 5% by passive investors with no control intent. 6 of these filings were disclosed in the twelve months to April 30, 2026. 9 of the 49 are amendments (a corrected or updated version of an earlier filing).
Disclosure mix
- 9SC 13G/A5%+ passive stake · event-driven
- 8Form 3Initial insider ownership · within 10 days of becoming an insider
- 8DEF 14AProxy statement · annual (pre-meeting)
- 8DEFA14ASEC filing
- 68-KMaterial event · event-driven
- 5SC 13G5%+ passive stake · event-driven
- 3Form 4Insider transaction · within 2 business days of transaction
- 1424B5Prospectus supplement · event-driven
- 1PRE 14ASEC filing
Profile derived from 49 indexed filings; every figure traces to the filing records above, each linking back to its original SEC EDGAR document. Filing counts reflect SecFilingDex's current index, not the filer's complete EDGAR history.
All filings
- SC 13G/A5%+ passive stakeFiled · 0001445546-26-003158
- Form 3Initial insider ownership · period of report Dec 1, 2025Filed · 0002107643-26-000035
- DEF 14AProxy statement · period of report Apr 17, 2026Filed · 0001193125-26-098483
- Form 3Initial insider ownership · period of report Apr 29, 2025Filed · 0000914851-25-000185
- 424B5Prospectus supplementFiled · 0001193125-25-161893
- Form 4Insider transaction · period of report May 27, 2025Filed · 0000914851-25-000099
- DEF 14AProxy statement · period of report Apr 14, 2025Filed · 0001193125-25-049440
- Form 3Initial insider ownership · period of report Dec 3, 2024Filed · 0000914851-24-000408
- Form 3Initial insider ownership · period of report Nov 15, 2024Filed · 0000914851-24-000356
- Form 3Initial insider ownership · period of report Nov 15, 2024Filed · 0000914851-24-000294
- Form 3Initial insider ownership · period of report Nov 15, 2024Filed · 0000914851-24-000327
- 8-KMaterial event · period of report Nov 15, 2024Filed · 0001193125-24-262649
- SC 13G/A5%+ passive stakeFiled · 0001172661-24-004849
- SC 13G5%+ passive stakeFiled · 0001445546-24-007060
- DEF 14AProxy statement · period of report Apr 12, 2024Filed · 0001193125-24-060350
- Form 3Initial insider ownership · period of report Sep 1, 2023Filed · 0000914851-24-000074
- SC 13G5%+ passive stakeFiled · 0001172661-24-000551
- SC 13G/A5%+ passive stakeFiled · 0001445546-24-000700
- Form 3Initial insider ownership · period of report Dec 31, 2023Filed · 0000914851-24-000025
- DEF 14AProxy statement · period of report Apr 14, 2023Filed · 0001193125-23-062657
- SC 13G/A5%+ passive stakeFiled · 0001445546-23-000165
- DEF 14AProxy statement · period of report Apr 8, 2022Filed · 0001193125-22-061176
- SC 13G5%+ passive stakeFiled · 0001445546-22-000124
- DEF 14AProxy statement · period of report Apr 9, 2021Filed · 0001193125-21-063018
- SC 13G/A5%+ passive stakeFiled · 0001445546-21-000867
- 8-KMaterial event · period of report Aug 14, 2020Filed · 0001193125-20-223580
- DEFA14ASEC filingFiled · 0001683863-20-011362
- DEFA14ASEC filingFiled · 0001683863-20-011130
- DEFA14ASEC filingFiled · 0001683863-20-011007
- DEFA14ASEC filingFiled · 0001683863-20-010763
- DEFA14ASEC filingFiled · 0001683863-20-010635
- DEFA14ASEC filingFiled · 0001193125-20-163401
- DEFA14ASEC filingFiled · 0001683863-20-010614
- DEFA14ASEC filingFiled · 0001193125-20-160394
- DEF 14AProxy statement · period of report Jun 5, 2020Filed · 0001193125-20-109097
- 8-KMaterial event · period of report Apr 1, 2020Filed · 0001193125-20-096257
- PRE 14ASEC filing · period of report Jun 5, 2020Filed · 0001193125-20-085387
- DEF 14AProxy statement · period of report Mar 20, 2020Filed · 0001193125-20-029386
- SC 13G5%+ passive stakeFiled · 0001445546-20-000172
- SC 13G/A5%+ passive stakeFiled · 0001048703-19-000089
- 8-KMaterial event · period of report Oct 31, 2019Filed · 0001193125-19-285959
- Form 4Insider transaction · period of report Sep 30, 2019Filed · 0000914851-19-000279
- SC 13G5%+ passive stakeFiled · 0001048703-19-000035
- SC 13G/A5%+ passive stakeFiled · 0001445546-19-000183
- 8-KMaterial event · period of report Dec 31, 2018Filed · 0001193125-19-000645
- SC 13G/A5%+ passive stakeFiled · 0001445546-18-000557
- Form 4Insider transaction · period of report Sep 5, 2017Filed · 0000914851-17-000357
- 8-KMaterial event · period of report Aug 10, 2017Filed · 0001193125-17-260019
- SC 13G/A5%+ passive stakeFiled · 0001445546-17-000282
Authoritative source
SecFilingDex republishes EDGAR data with provenance. EDGAR is authoritative; this page reflects the most recent index pull.
Disclaimer: SecFilingDex is independent and not affiliated with the U.S. Securities and Exchange Commission. Nothing on this page is investment, legal, or tax advice.