MFS High Yield Municipal Trust
CMUDelisted Jun 8, 2026- SEC CIK
- 0000809844
MFS High Yield Municipal Trust was delisted on Jun 8, 2026; its insiders filed their last Form 4 on Aug 11, 2026; 45 institutions reported holding it in 13F filings for Q1 2026, worth $45.5M in total; no superinvestor held it.
13F holders, Q4 2025
Institutional positions in MFS High Yield Municipal Trust as of Dec 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 41
- +2 vs. Q3 2025
- Shares held
- 12.6M
- +388.8K (+3.2%) vs. Q3 2025
- Total value
- $44.3M
- +$1.85M (+4.4%) vs. Q3 2025
- New holders
- 5
- 14 more added
- Sold out
- 3
- 11 more reduced
Compare with Q3 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting CMU on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 0 | $0 |
| Q1 2026 | 45 | $45.5M |
| Q4 2025 | 41 | $44.3M |
| Q3 2025 | 39 | $42.4M |
| Q2 2025 | 38 | $39.9M |
| Q1 2025 | 39 | $42.4M |
| Q4 2024 | 42 | $39.2M |
| Q3 2024 | 48 | $33.8M |
| Q2 2024 | 52 | $30.8M |
| Q1 2024 | 51 | $29.2M |
| Q4 2023 | 51 | $30.0M |
| Q3 2023 | 49 | $33.5M |
| Q2 2023 | 48 | $30.4M |
| Q1 2023 | 47 | $26.2M |
| Q4 2022 | 47 | $22.5M |
| Q3 2022 | 44 | $17.4M |
| Q2 2022 | 47 | $17.6M |
| Q1 2022 | 39 | $17.0M |
| Q4 2021 | 37 | $15.3M |
| Q3 2021 | 34 | $13.1M |
| Q2 2021 | 31 | $10.4M |
| Q1 2021 | 34 | $11.8M |
Institutions, Q4 2025
Shares, value and share of portfolio for each institution holding MFS High Yield Municipal Trust; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Bulldog Investors, LLP | 3,593,657 | $12.6M | 2.81% | +598,697+20.0% | Added |
| Rivernorth Capital Management, LLC | 2,630,896 | $9.23M | 0.44% | +51,821+2.0% | Added |
| Almitas Capital LLC | 1,497,718 | $5.26M | 1.16% | −9,450−0.6% | Reduced |
| Icon Advisers Inc | 821,456 | $2.88M | 0.62% | 00.0% | Unchanged |
| City of London Investment Management Co Ltd | 568,249 | $1.99M | 0.15% | +50,000+9.6% | Added |
| Thomas J. Herzfeld Advisors, Inc. | 558,611 | $1.96M | 0.66% | +12,171+2.2% | Added |
| Bank of America Corp | 405,971 | $1.42M | 0.00% | +258,383+175.1% | Added |
| Morgan Stanley | 391,611 | $1.37M | 0.00% | +295,240+306.4% | Added |
| Allspring Global Investments Holdings, LLC | 377,111 | $1.32M | 0.00% | 00.0% | Unchanged |
| Bank of New York Mellon Corp | 318,415 | $1.12M | 0.00% | +6,000+1.9% | Added |
| Matisse Capital | 262,208 | $920.4K | 0.41% | 00.0% | Unchanged |
| UBS Group AG | 238,830 | $838.3K | 0.00% | −10,523−4.2% | Reduced |
| Lido Advisors, LLC | 146,367 | $507.9K | 0.00% | 00.0% | Unchanged |
| Melfa Wealth Management, LLC | 124,123 | $435.7K | 0.25% | +113+0.1% | Added |
| Evolve Private Wealth, LLC | 92,603 | $325.0K | 0.02% | +92,603 | New |
| Advisor Group Holdings, Inc. | 64,223 | $225.4K | 0.00% | +13,521+26.7% | Added |
| LPL Financial LLC | 59,992 | $210.6K | 0.00% | −473−0.8% | Reduced |
| Raymond James Financial Inc | 48,217 | $169.2K | 0.00% | −46−0.1% | Reduced |
| Sit Investment Associates Inc | 47,357 | $166.0K | 0.00% | −997,983−95.5% | Reduced |
| Equitable Holdings, Inc. | 32,724 | $114.9K | 0.00% | +305+0.9% | Added |
| Pathstone Holdings, LLC | 30,929 | $108.6K | 0.00% | +3,200+11.5% | Added |
| Novak & Powell Financial Services, Inc. | 30,365 | $106.6K | 0.06% | +30,365 | New |
| Cetera Investment Advisers | 30,249 | $106.2K | 0.00% | −5,408−15.2% | Reduced |
| Cambridge Investment Research Advisors, Inc. | 26,051 | $91.0K | 0.00% | +88+0.3% | Added |
| Mutual Advisors, LLC | 20,998 | $73.7K | 0.00% | +20,998 | New |
| Blue Bell Private Wealth Management, LLC | 20,921 | $73.4K | 0.01% | −1,000−4.6% | Reduced |
| Rockefeller Capital Management L.P. | 20,000 | $70.2K | 0.00% | 00.0% | Unchanged |
| Citadel Advisors LLC | 18,396 | $64.6K | 0.00% | −10,765−36.9% | Reduced |
| Spirepoint Private Client, LLC | 16,247 | $57.0K | 0.01% | 00.0% | Unchanged |
| Noble Wealth Management PBC | 15,100 | $53.0K | 0.03% | 00.0% | Unchanged |
| Cohen & Steers, Inc. | 15,000 | $53.0K | 0.00% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 13,703 | $48.1K | 0.00% | +13,703 | New |
| Closed-End Fund Advisors, Inc. | 13,091 | $45.9K | 0.03% | +13,091 | New |
| International Assets Investment Management, LLC | 12,864 | $45.2K | 0.00% | −291−2.2% | Reduced |
| Kestra Advisory Services, LLC | 12,756 | $44.8K | 0.00% | 00.0% | Unchanged |
| Integrated Wealth Concepts LLC | 11,696 | $41.1K | 0.00% | −4,553−28.0% | Reduced |
| Mesirow Financial Investment Management, Inc. | 11,673 | $41.0K | 0.00% | +164+1.4% | Added |
| Wells Fargo & Company | 9,609 | $33.7K | 0.00% | +3,063+46.8% | Added |
| Independence Bank of Kentucky | 2,860 | $10.0K | 0.00% | −2,150−42.9% | Reduced |
| Rothschild Investment LLC | 1,537 | $5.39K | 0.00% | 00.0% | Unchanged |
| Mascoma Wealth Management LLC | 844 | $2.96K | 0.00% | 00.0% | Unchanged |
| Private Advisor Group, LLC | 0 | $0 | 0.00% | −19,093−100.0% | Sold out |
| Nomura Holdings Inc | 0 | $0 | 0.00% | −10,000−100.0% | Sold out |
| Royal Bank of Canada | 0 | $0 | 0.00% | −2,955−100.0% | Sold out |