Pioneer Municipal High Income Fund
MHI
MHI was delisted on the 22nd of August, 2025.
55 hedge funds and large institutions have $101M invested in Pioneer Municipal High Income Fund in 2024 Q1 according to their latest regulatory filings, with 4 funds opening new positions, 14 increasing their positions, 23 reducing their positions, and 8 closing their positions.
2% less capital invested
Capital invested by funds: $103M → $101M (-$1.97M)
2.22% less ownership
Funds ownership: 52.49% → 50.27% (-2.2%)
8% less funds holding
Funds holding: 60 → 55 (-5)
39% less repeat investments, than reductions
Existing positions increased: 14 | Existing positions reduced: 23
50% less first-time investments, than exits
New positions opened: 4 | Existing positions closed: 8
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
SIA
Sit Investment Associates
Minneapolis,
Minnesota
|
+$4.83M |
| 2 |
MSL
Mackay Shields LLC
New York
|
+$3.57M |
| 3 |
WA
Whitebox Advisors
Minneapolis,
Minnesota
|
+$1.93M |
| 4 |
SCM
Saba Capital Management
New York
|
+$1.92M |
| 5 |
AC
Almitas Capital
Santa Monica,
California
|
+$1.34M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Morgan Stanley
New York
|
-$10.7M |
| 2 |
LSC
Logan Stone Capital
Chicago,
Illinois
|
-$3.17M |
| 3 |
RCM
Robinson Capital Management
Grosse Pointe Farms,
Michigan
|
-$1.12M |
| 4 |
GP
Gridiron Partners
Wexford,
Pennsylvania
|
-$549K |
| 5 |
GC
Guggenheim Capital
Chicago,
Illinois
|
-$371K |
MHI Hedge Fund Activity: Q1 2024 in Review
55 of the 6,943 institutional investors tracked by Wall St. Rank reported a position in Pioneer Municipal High Income Fund (MHI) for Q1 2024, worth a combined $101M — down 1.9% from $103M a quarter earlier.
Sellers outnumbered buyers: 8 funds closed out of MHI and 4 opened new positions — a net loss of 4 holders — while 23 trimmed existing stakes and 14 added.
The largest buyer was Sit Investment Associates, adding an estimated $4.83M. The largest seller was Morgan Stanley, cutting an estimated $10.7M.
- 55 institutional investors held Pioneer Municipal High Income Fund (MHI) as of Q1 2024, down from 60 in Q4 2023.
- Funds reported $101M of Pioneer Municipal High Income Fund stock for Q1 2024, down 1.9% quarter-over-quarter.
- 4 funds opened new Pioneer Municipal High Income Fund positions in Q1 2024 and 8 closed out, a net change of -4 holders.
- The largest Pioneer Municipal High Income Fund buyer in Q1 2024 was Sit Investment Associates, an estimated $4.83M added.
- The largest Pioneer Municipal High Income Fund seller in Q1 2024 was Morgan Stanley, an estimated $10.7M sold.
Based on aggregated 13F filings for Q1 2024.