Bulldog Investors, LLP - 12 Dec 2025 SCHEDULE 13D/A Report for MFS High Yield Municipal Trust Common Stock (CMU)

Filing Manager
Bulldog Investors, LLP
Reporting Manager
Phillip Goldstein
Security
MFS High Yield Municipal Trust Common Stock
Symbol
CMU
Shares outstanding
25.5M shares
Disclosed Ownership
4.01M shares
Ownership
15.7%
Form type
SCHEDULE 13D/A
Filing time
16 Dec 2025, 16:29:48 UTC
Date of event
12 Dec 2025
Previous filing
14 Nov 2025
SEC
View on sec.gov

Reporting Managers (3)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
Bulldog Investors, LLP 14.4% 3.67M 110K 3.56M /s/ Andrew Dakos Andrew Dakos, Partner 0001504304
Phillip Goldstein 15.72% 4.01M 110K 3.9M /s/ Phillip Goldstein Phillip Goldstein
Andrew Dakos 13.97% 3.56M 0 3.56M /s/ Andrew Dakos Andrew Dakos