Pioneer Power Solutions
PPSI
28 hedge funds and large institutions have $3.28M invested in Pioneer Power Solutions in 2025 Q3 according to their latest regulatory filings, with 11 funds opening new positions, 5 increasing their positions, 6 reducing their positions, and 7 closing their positions.
182% more call options, than puts
Call options by funds: $251K | Put options by funds: $89K
62% more capital invested
Capital invested by funds: $2.03M → $3.28M (+$1.25M)
57% more first-time investments, than exits
New positions opened: 11 | Existing positions closed: 7
17% more funds holding
Funds holding: 24 → 28 (+4)
0.21% more ownership
Funds ownership: 6.64% → 6.85% (+0.21%)
17% less repeat investments, than reductions
Existing positions increased: 5 | Existing positions reduced: 6
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Jane Street
New York
|
+$180K |
| 2 |
Vanguard Group
Malvern,
Pennsylvania
|
+$143K |
| 3 |
JIR
James Investment Research
Alpha,
Ohio
|
+$78.2K |
| 4 |
NA
NewEdge Advisors
New Orleans,
Louisiana
|
+$78.2K |
| 5 |
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
|
+$61.3K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Citadel Advisors
Miami,
Florida
|
-$209K |
| 2 |
GCP
GSA Capital Partners
London,
United Kingdom
|
-$152K |
| 3 |
BCM
Bridgeway Capital Management
Houston,
Texas
|
-$108K |
| 4 |
Squarepoint
New York
|
-$73.3K |
| 5 |
XT
XTX Topco
George Town,
Cayman Islands
|
-$55.5K |
PPSI Hedge Fund Activity: Q3 2025 in Review
28 of the 7,620 institutional investors tracked by Wall St. Rank reported a position in Pioneer Power Solutions (PPSI) for Q3 2025, worth a combined $3.28M — up 62% from $2.03M a quarter earlier.
Buyers outnumbered sellers: 11 funds opened new PPSI positions and 7 closed out — a net gain of 4 holders — while 5 added to existing stakes and 6 trimmed.
The largest buyer was Jane Street, opening a new position worth an estimated $180K. The largest seller was Citadel Advisors, cutting an estimated $209K.
- 28 institutional investors held Pioneer Power Solutions (PPSI) as of Q3 2025, up from 24 in Q2 2025.
- Funds reported $3.28M of Pioneer Power Solutions stock for Q3 2025, up 62% quarter-over-quarter.
- 11 funds opened new Pioneer Power Solutions positions in Q3 2025 and 7 closed out, a net change of +4 holders.
- The largest Pioneer Power Solutions buyer in Q3 2025 was Jane Street, an estimated $180K added.
- The largest Pioneer Power Solutions seller in Q3 2025 was Citadel Advisors, an estimated $209K sold.
Based on aggregated 13F filings for Q3 2025.