Pioneer Municipal High Income Fund
MHI
MHI was delisted on the 22nd of August, 2025.
51 hedge funds and large institutions have $116M invested in Pioneer Municipal High Income Fund in 2024 Q2 according to their latest regulatory filings, with 6 funds opening new positions, 17 increasing their positions, 15 reducing their positions, and 9 closing their positions.
15% more capital invested
Capital invested by funds: $101M → $116M (+$14.7M)
13% more repeat investments, than reductions
Existing positions increased: 17 | Existing positions reduced: 15
5.42% more ownership
Funds ownership: 50.27% → 55.69% (+5.4%)
7% less funds holding
Funds holding: 55 → 51 (-4)
33% less first-time investments, than exits
New positions opened: 6 | Existing positions closed: 9
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
RCM
Rivernorth Capital Management
West Palm Beach,
Florida
|
+$4.82M |
| 2 |
AW
Atlas Wealth
Cincinnati,
Ohio
|
+$3.21M |
| 3 |
Royal Bank of Canada
Toronto,
Ontario, Canada
|
+$1.56M |
| 4 |
SIA
Sit Investment Associates
Minneapolis,
Minnesota
|
+$1.55M |
| 5 |
WA
Whitebox Advisors
Minneapolis,
Minnesota
|
+$946K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Morgan Stanley
New York
|
-$557K |
| 2 |
AA
AQR Arbitrage
Greenwich,
Connecticut
|
-$500K |
| 3 |
LCM
Landscape Capital Management
Englewood,
New Jersey
|
-$321K |
| 4 |
Osaic Holdings
Scottsdale,
Arizona
|
-$283K |
| 5 |
RJA
Raymond James & Associates
St Petersburg,
Florida
|
-$172K |
MHI Hedge Fund Activity: Q2 2024 in Review
51 of the 6,924 institutional investors tracked by Wall St. Rank reported a position in Pioneer Municipal High Income Fund (MHI) for Q2 2024, worth a combined $116M — up 15% from $101M a quarter earlier.
Sellers outnumbered buyers: 9 funds closed out of MHI and 6 opened new positions — a net loss of 3 holders — while 15 trimmed existing stakes and 17 added.
The largest buyer was Rivernorth Capital Management, opening a new position worth an estimated $4.82M. The largest seller was Morgan Stanley, cutting an estimated $557K.
- 51 institutional investors held Pioneer Municipal High Income Fund (MHI) as of Q2 2024, down from 55 in Q1 2024.
- Funds reported $116M of Pioneer Municipal High Income Fund stock for Q2 2024, up 15% quarter-over-quarter.
- 6 funds opened new Pioneer Municipal High Income Fund positions in Q2 2024 and 9 closed out, a net change of -3 holders.
- The largest Pioneer Municipal High Income Fund buyer in Q2 2024 was Rivernorth Capital Management, an estimated $4.82M added.
- The largest Pioneer Municipal High Income Fund seller in Q2 2024 was Morgan Stanley, an estimated $557K sold.
Based on aggregated 13F filings for Q2 2024.