M-tron Industries
MPTI
57 hedge funds and large institutions have $46.6M invested in M-tron Industries in 2025 Q1 according to their latest regulatory filings, with 10 funds opening new positions, 17 increasing their positions, 22 reducing their positions, and 12 closing their positions.
1.86% less ownership
Funds ownership: 37.85% → 35.99% (-1.9%)
3% less funds holding
Funds holding: 59 → 57 (-2)
17% less first-time investments, than exits
New positions opened: 10 | Existing positions closed: 12
19% less capital inflows, than outflows
Capital inflows: $8.09M | Capital outflows: $10M
23% less repeat investments, than reductions
Existing positions increased: 17 | Existing positions reduced: 22
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Herald Investment Management
London,
United Kingdom
|
+$1.66M |
| 2 |
Marshall Wace
London,
United Kingdom
|
+$1.19M |
| 3 |
Sierra Summit Advisors
Incline Village,
Nevada
|
+$713K |
| 4 |
Millennium Management
New York
|
+$568K |
| 5 |
Ameriprise
Minneapolis,
Minnesota
|
+$520K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Walleye Capital
New York
|
-$1.56M |
| 2 |
Next Century Growth Investors
Plymouth,
Minnesota
|
-$1.12M |
| 3 |
EAM Investors
Solana Beach,
California
|
-$929K |
| 4 |
G2 Investment Partners Management
New York
|
-$792K |
| 5 |
Evernest Financial Advisors
Carmel,
Indiana
|
-$722K |
MPTI Hedge Fund Activity: Q1 2025 in Review
57 of the 7,488 institutional investors tracked by Wall St. Rank reported a position in M-tron Industries (MPTI) for Q1 2025, worth a combined $46.6M — down 11% from $52.6M a quarter earlier.
Sellers outnumbered buyers: 12 funds closed out of MPTI and 10 opened new positions — a net loss of 2 holders — while 22 trimmed existing stakes and 17 added.
The largest buyer was Herald Investment Management, opening a new position worth an estimated $1.66M. The largest seller was Walleye Capital, cutting an estimated $1.56M.
- 57 institutional investors held M-tron Industries (MPTI) as of Q1 2025, down from 59 in Q4 2024.
- Funds reported $46.6M of M-tron Industries stock for Q1 2025, down 11% quarter-over-quarter.
- 10 funds opened new M-tron Industries positions in Q1 2025 and 12 closed out, a net change of -2 holders.
- The largest M-tron Industries buyer in Q1 2025 was Herald Investment Management, an estimated $1.66M added.
- The largest M-tron Industries seller in Q1 2025 was Walleye Capital, an estimated $1.56M sold.
Based on aggregated 13F filings for Q1 2025.