49 institutions reported holding $45.5M of MFS HIGH YIELD MUN TR (CMU) in SEC 13F filings for 2026-03-31. Largest institutional holders: Bulldog Investors, LLP ($12.6M), RIVERNORTH CAPITAL MANAGEMENT, LLC ($10.6M), Almitas Capital LLC ($5.4M), ICON ADVISERS INC/CO ($2.6M), MORGAN STANLEY ($2.5M). Source: SEC Form 13F.
来源:SEC 13F 申报文件 · 截至 2026-03-31