We are live on ! Find out more
CMU

MFS High Yield Municipal Trust

Delisted

CMU was delisted on the 5th of June, 2026.

34 hedge funds and large institutions have $13.1M invested in MFS High Yield Municipal Trust in 2021 Q3 according to their latest regulatory filings, with 6 funds opening new positions, 12 increasing their positions, 5 reducing their positions, and 2 closing their positions.

New
Increased
Maintained
Reduced
Closed

200% more first-time investments, than exits

New positions opened: 6 | Existing positions closed: 2

140% more repeat investments, than reductions

Existing positions increased: 12 | Existing positions reduced: 5

26% more capital invested

Capital invested by funds: $10.3M → $13.1M (+$2.74M)

13% more funds holding

Funds holding: 3034 (+4)

2.37% more ownership

Funds ownership: 7.69%10.06% (+2.4%)

Holders
34
Holders Change
+4
Holders Change %
+13.33%
% of All Funds
0.6%
Holding in Top 10
1
Holding in Top 10 Change
+1
Holding in Top 10 Change %
% of All Funds
0.02%
New
6
Increased
12
Reduced
5
Closed
2
Calls
Puts
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
RCM
1
Robinson Capital Management
Michigan
$2.99M +$1.01M +212,132 +48%
UBS Group
2
UBS Group
Switzerland
$2.43M +$23.3K +4,898 +0.9%
CC
3
Claybrook Capital
Massachusetts
$1.76M +$1.82M +382,584 New
Osaic Holdings
4
Osaic Holdings
Arizona
$1.37M -$13.3K -2,801 -0.9%
RCM
5
Rivernorth Capital Management
Florida
$932K +$220K +46,329 +30%
Morgan Stanley
6
Morgan Stanley
New York
$410K +$18.2K +3,826 +4%
RJFSA
7
Raymond James Financial Services Advisors
Florida
$402K -$99.1K -20,826 -19%
ACA
8
Ackerman Capital Advisors
Texas
$351K +$143K +30,128 +65%
LPL Financial
9
LPL Financial
California
$318K +$45.3K +9,516 +16%
Northwestern Mutual Wealth Management
10
Northwestern Mutual Wealth Management
Wisconsin
$241K -$19.7K -4,143 -7%
Cambridge Investment Research Advisors
11
Cambridge Investment Research Advisors
Iowa
$233K +$2.24K +471 +0.9%
Stifel Financial
12
Stifel Financial
Missouri
$224K -$12.3K -2,586 -5%
Wells Fargo
13
Wells Fargo
California
$189K +$136K +28,663 +229%
CIA
14
Capital Investment Advisors
Georgia
$127K
KF
15
Krilogy Financial
Missouri
$120K
RJA
16
Raymond James & Associates
Florida
$107K
SWM
17
Stockman Wealth Management
Montana
$92K
GLLW
18
Graves Light Lenhart Wealth
Virginia
$88K
PAG
19
Private Advisor Group
New Jersey
$86K
IP
20
Intellectus Partners
California
$81K +$3.83K +806 +5%
FWM
21
Fairhaven Wealth Management
Illinois
$74K
HH
22
Hilltop Holdings
Texas
$69K
Royal Bank of Canada
23
Royal Bank of Canada
Ontario, Canada
$59K +$528 +111 +0.9%
MAFM
24
Mid Atlantic Financial Management
Pennsylvania
$58K +$60.4K +12,700 New
Commonwealth Equity Services
25
Commonwealth Equity Services
Massachusetts
$56K -$25.1K -5,284 -30%

CMU Hedge Fund Activity: Q3 2021 in Review

34 of the 5,712 institutional investors tracked by Wall St. Rank reported a position in MFS High Yield Municipal Trust (CMU) for Q3 2021, worth a combined $13.1M — up 26% from $10.3M a quarter earlier.

Buyers outnumbered sellers: 6 funds opened new CMU positions and 2 closed out — a net gain of 4 holders — while 12 added to existing stakes and 5 trimmed.

The largest buyer was Claybrook Capital, opening a new position worth an estimated $1.82M. The largest seller was Ramiah Investment Group, exiting entirely with an estimated $220K sold.

  • 34 institutional investors held MFS High Yield Municipal Trust (CMU) as of Q3 2021, up from 30 in Q2 2021.
  • Funds reported $13.1M of MFS High Yield Municipal Trust stock for Q3 2021, up 26% quarter-over-quarter.
  • 6 funds opened new MFS High Yield Municipal Trust positions in Q3 2021 and 2 closed out, a net change of +4 holders.
  • The largest MFS High Yield Municipal Trust buyer in Q3 2021 was Claybrook Capital, an estimated $1.82M added.
  • The largest MFS High Yield Municipal Trust seller in Q3 2021 was Ramiah Investment Group, an estimated $220K sold.

Based on aggregated 13F filings for Q3 2021.