MFS HIGH YIELD MUNICIPAL TRUST - CMU

Detailed investor-level table based on 13F positions.

Shareholders (13F)

Quarter: Q1 2026 · Compare: Q4 2025
13D/13G major owners: Ownership tab.
Methodology: Market value and % of portfolio use SEC reported VALUE ($000). For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received. Details.
Rows: 0
Investor History Status Shares held Market value ($000) % of portfolio Previous % Rank Change in shares % change in shares Source Date reported
Bulldog Investors, LLP History Reduced 3,531,732 12,643 2.84% 2.81% 1 -61,925 -1.72% Q1 2026 May 08, 2026
RIVERNORTH CAPITAL MANAGEMENT, LLC History Added to 2,955,950 10,582 0.53% 0.44% 2 +325,054 12.36% Q1 2026 May 15, 2026
Almitas Capital LLC History No change 1,497,718 5,361 1.21% 1.16% 3 0 0.0% Q1 2026 May 15, 2026
ICON ADVISERS INC/CO History Reduced 731,734 2,619 0.6% 0.62% 4 -89,722 -10.92% Q1 2026 May 13, 2026
MORGAN STANLEY History Added to 710,702 2,544 0.0% 0.0% 5 +319,091 81.48% Q1 2026 May 15, 2026
CITY OF LONDON INVESTMENT MANAGEMENT CO LTD History Added to 676,122 2,420 0.18% 0.15% 6 +107,873 18.98% Q1 2026 May 15, 2026
BANK OF AMERICA CORP /DE/ History No change 405,971 1,453 0.0% 0.0% 7 0 0.0% Q1 2026 May 15, 2026
Allspring Global Investments Holdings, LLC History No change 377,111 1,350 0.0% 0.0% 8 0 0.0% Q1 2026 May 05, 2026
Bank of New York Mellon Corp History Added to 354,378 1,268 0.0% 0.0% 9 +35,963 11.29% Q1 2026 May 05, 2026
GUGGENHEIM CAPITAL LLC History New 315,595 1,129 0.01% 10 +315,595 New Q1 2026 May 15, 2026
Lido Advisors, LLC History No change 146,367 523 0.0% 0.0% 11 0 0.0% Q1 2026 May 13, 2026
UBS Group AG History Reduced 129,606 463 0.0% 0.0% 12 -109,224 -45.73% Q1 2026 May 05, 2026
MELFA WEALTH MANAGEMENT, INC. History Added to 124,236 444 0.25% 0.25% 13 +113 0.09% Q1 2026 Apr 10, 2026
Matisse Capital History Reduced 98,712 353 0.15% 0.41% 14 -163,496 -62.35% Q1 2026 May 08, 2026
EVOLVE PRIVATE WEALTH, LLC History Reduced 91,331 326 0.02% 0.02% 15 -1,272 -1.37% Q1 2026 Apr 16, 2026
LPL Financial LLC History Added to 60,315 215 0.0% 0.0% 16 +323 0.54% Q1 2026 May 06, 2026
OSAIC HOLDINGS, INC. History Reduced 46,113 165 0.0% 0.0% 17 -18,110 -28.2% Q1 2026 May 15, 2026
RAYMOND JAMES FINANCIAL INC History Reduced 43,988 157 0.0% 0.0% 18 -4,229 -8.77% Q1 2026 May 14, 2026
Equitable Holdings, Inc. History Added to 33,335 117 0.0% 0.0% 19 +611 1.87% Q1 2026 May 15, 2026
Novak & Powell Financial Services, Inc. History Added to 30,789 110 0.06% 0.06% 20 +424 1.4% Q1 2026 May 14, 2026
Pathstone Holdings, LLC History No change 30,929 110 0.0% 0.0% 21 0 0.0% Q1 2026 May 11, 2026
Cetera Investment Advisers History No change 30,249 108 0.0% 0.0% 22 0 0.0% Q1 2026 May 13, 2026
CITADEL ADVISORS LLC History Added to 27,368 97 0.0% 0.0% 23 +8,972 48.77% Q1 2026 May 15, 2026
Cambridge Investment Research Advisors, Inc. History Added to 26,138 94 0.0% 0.0% 24 +87 0.33% Q1 2026 Apr 30, 2026
BLUE BELL PRIVATE WEALTH MANAGEMENT, LLC History Reduced 20,917 74 0.01% 0.01% 25 -4 -0.02% Q1 2026 May 11, 2026
Rockefeller Capital Management L.P. History No change 20,000 71 0.0% 0.0% 26 0 0.0% Q1 2026 May 14, 2026
MERCER GLOBAL ADVISORS INC /ADV History New 18,540 66 0.0% 27 +18,540 New Q1 2026 May 15, 2026
HighTower Advisors, LLC History New 17,365 62 0.0% 28 +17,365 New Q1 2026 May 05, 2026
Fisher Asset Management, LLC History New 16,847 60 0.0% 29 +16,847 New Q1 2026 May 05, 2026
SPIREPOINT PRIVATE CLIENT, LLC History No change 16,247 58 0.01% 0.01% 30 0 0.0% Q1 2026 Apr 22, 2026
COHEN & STEERS, INC. History No change 15,000 54 0.0% 0.0% 31 0 0.0% Q1 2026 May 15, 2026
WealthTrust Asset Management, LLC History New 14,229 50 0.03% 32 +14,229 New Q1 2026 May 06, 2026
INTERNATIONAL ASSETS INVESTMENT MANAGEMENT, LLC History Added to 12,924 46 0.0% 0.0% 33 +60 0.47% Q1 2026 May 01, 2026
Closed-End Fund Advisors, Inc. History No change 13,091 46 0.05% 0.03% 34 0 0.0% Q1 2026 May 11, 2026
Kestra Advisory Services, LLC History No change 12,756 45 0.0% 0.0% 35 0 0.0% Q1 2026 Apr 30, 2026
SUSQUEHANNA INTERNATIONAL GROUP, LLP History Reduced 11,851 42 0.0% 0.0% 36 -1,852 -13.52% Q1 2026 May 15, 2026
Mesirow Financial Investment Management, Inc. History Added to 11,835 42 0.0% 0.0% 37 +162 1.39% Q1 2026 Apr 21, 2026
Integrated Wealth Concepts LLC History No change 11,696 41 0.0% 0.0% 38 0 0.0% Q1 2026 May 15, 2026
WELLS FARGO & COMPANY/MN History No change 9,609 34 0.0% 0.0% 39 0 0.0% Q1 2026 May 11, 2026
HARBOUR INVESTMENTS, INC. History New 2,024 7 0.0% 40 +2,024 New Q1 2026 May 15, 2026
Independence Bank of Kentucky History Reduced 2,000 7 0.0% 0.0% 41 -860 -30.07% Q1 2026 Apr 30, 2026
ROTHSCHILD INVESTMENT LLC History No change 1,537 5 0.0% 0.0% 42 0 0.0% Q1 2026 May 07, 2026
HIGHLINE WEALTH PARTNERS LLC History New 1,000 3 0.0% 44 +1,000 New Q1 2026 Apr 06, 2026
Mascoma Wealth Management LLC History No change 844 3 0.0% 0.0% 43 0 0.0% Q1 2026 Apr 30, 2026
Larson Financial Group LLC History New 825 2 0.0% 45 +825 New Q1 2026 May 15, 2026
Thomas J. Herzfeld Advisors, Inc. History Closed out 0 0 0.66% -558,611 -100.0% Q1 2026 May 12, 2026
SIT INVESTMENT ASSOCIATES INC History Closed out 0 0 0.0% -47,357 -100.0% Q1 2026 May 13, 2026
Mutual Advisors, LLC History Closed out 0 0 0.0% -20,998 -100.0% Q1 2026 May 01, 2026
Noble Wealth Management PBC History Closed out 0 0 0.03% -15,100 -100.0% Q1 2026 Apr 02, 2026