MainStay MacKay DefinedTerm Municipal Opportunities Fund
MMD
63 hedge funds and large institutions have $71.8M invested in MainStay MacKay DefinedTerm Municipal Opportunities Fund in 2025 Q3 according to their latest regulatory filings, with 9 funds opening new positions, 19 increasing their positions, 22 reducing their positions, and 6 closing their positions.
50% more first-time investments, than exits
New positions opened: 9 | Existing positions closed: 6
8.9% more ownership
Funds ownership: 16.36% → 25.26% (+8.9%)
6% more capital invested
Capital invested by funds: $67.6M → $71.8M (+$4.19M)
5% more funds holding
Funds holding: 60 → 63 (+3)
14% less repeat investments, than reductions
Existing positions increased: 19 | Existing positions reduced: 22
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
HWAM
Hennion & Walsh Asset Management
Parsippany,
New Jersey
|
+$3.24M |
| 2 |
GC
Guggenheim Capital
Chicago,
Illinois
|
+$1.91M |
| 3 |
Raymond James Financial
St Petersburg,
Florida
|
+$980K |
| 4 |
Jane Street
New York
|
+$306K |
| 5 |
ACM
Arlington Capital Management
Arlington Heights,
Illinois
|
+$237K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
SP
Stonebrook Private
Northville,
Michigan
|
-$895K |
| 2 |
Wells Fargo
San Francisco,
California
|
-$581K |
| 3 |
WAM
Wolverine Asset Management
Chicago,
Illinois
|
-$545K |
| 4 |
UBS Group
Zurich,
Switzerland
|
-$521K |
| 5 |
Bank of America
Charlotte,
North Carolina
|
-$510K |
MMD Hedge Fund Activity: Q3 2025 in Review
63 of the 7,621 institutional investors tracked by Wall St. Rank reported a position in MainStay MacKay DefinedTerm Municipal Opportunities Fund (MMD) for Q3 2025, worth a combined $71.8M — up 6.2% from $67.6M a quarter earlier.
Buyers outnumbered sellers: 9 funds opened new MMD positions and 6 closed out — a net gain of 3 holders — while 19 added to existing stakes and 22 trimmed.
The largest buyer was Hennion & Walsh Asset Management, adding an estimated $3.24M. The largest seller was Stonebrook Private, exiting entirely with an estimated $895K sold.
- 63 institutional investors held MainStay MacKay DefinedTerm Municipal Opportunities Fund (MMD) as of Q3 2025, up from 60 in Q2 2025.
- Funds reported $71.8M of MainStay MacKay DefinedTerm Municipal Opportunities Fund stock for Q3 2025, up 6.2% quarter-over-quarter.
- 9 funds opened new MainStay MacKay DefinedTerm Municipal Opportunities Fund positions in Q3 2025 and 6 closed out, a net change of +3 holders.
- The largest MainStay MacKay DefinedTerm Municipal Opportunities Fund buyer in Q3 2025 was Hennion & Walsh Asset Management, an estimated $3.24M added.
- The largest MainStay MacKay DefinedTerm Municipal Opportunities Fund seller in Q3 2025 was Stonebrook Private, an estimated $895K sold.
Based on aggregated 13F filings for Q3 2025.