Pioneer Municipal High Income Fund
MHI
MHI was delisted on the 22nd of August, 2025.
59 hedge funds and large institutions have $132M invested in Pioneer Municipal High Income Fund in 2025 Q1 according to their latest regulatory filings, with 8 funds opening new positions, 21 increasing their positions, 15 reducing their positions, and 3 closing their positions.
167% more first-time investments, than exits
New positions opened: 8 | Existing positions closed: 3
40% more repeat investments, than reductions
Existing positions increased: 21 | Existing positions reduced: 15
7% more funds holding
Funds holding: 55 → 59 (+4)
1.77% more ownership
Funds ownership: 60.98% → 62.75% (+1.8%)
2% more capital invested
Capital invested by funds: $129M → $132M (+$3.11M)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
RCM
Rivernorth Capital Management
West Palm Beach,
Florida
|
+$2.41M |
| 2 |
HWAM
Hennion & Walsh Asset Management
Parsippany,
New Jersey
|
+$2.23M |
| 3 |
Verition Fund Management
Greenwich,
Connecticut
|
+$1.22M |
| 4 |
Wells Fargo
San Francisco,
California
|
+$812K |
| 5 |
AC
Almitas Capital
Santa Monica,
California
|
+$703K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Pathstone Holdings
Englewood,
New Jersey
|
-$1.82M |
| 2 |
Morgan Stanley
New York
|
-$1.67M |
| 3 |
VanEck Associates
New York
|
-$507K |
| 4 |
AA
AQR Arbitrage
Greenwich,
Connecticut
|
-$300K |
| 5 |
SPIA
Steward Partners Investment Advisory
New York
|
-$267K |
MHI Hedge Fund Activity: Q1 2025 in Review
59 of the 7,459 institutional investors tracked by Wall St. Rank reported a position in Pioneer Municipal High Income Fund (MHI) for Q1 2025, worth a combined $132M — up 2.4% from $129M a quarter earlier.
Buyers outnumbered sellers: 8 funds opened new MHI positions and 3 closed out — a net gain of 5 holders — while 21 added to existing stakes and 15 trimmed.
The largest buyer was Rivernorth Capital Management, adding an estimated $2.41M. The largest seller was Pathstone Holdings, cutting an estimated $1.82M.
- 59 institutional investors held Pioneer Municipal High Income Fund (MHI) as of Q1 2025, up from 55 in Q4 2024.
- Funds reported $132M of Pioneer Municipal High Income Fund stock for Q1 2025, up 2.4% quarter-over-quarter.
- 8 funds opened new Pioneer Municipal High Income Fund positions in Q1 2025 and 3 closed out, a net change of +5 holders.
- The largest Pioneer Municipal High Income Fund buyer in Q1 2025 was Rivernorth Capital Management, an estimated $2.41M added.
- The largest Pioneer Municipal High Income Fund seller in Q1 2025 was Pathstone Holdings, an estimated $1.82M sold.
Based on aggregated 13F filings for Q1 2025.