GSI Technology
GSIT
62 hedge funds and large institutions have $52.1M invested in GSI Technology in 2025 Q4 according to their latest regulatory filings, with 21 funds opening new positions, 25 increasing their positions, 10 reducing their positions, and 10 closing their positions.
158% more capital invested
Capital invested by funds: $20.2M → $52.1M (+$32M)
150% more repeat investments, than reductions
Existing positions increased: 25 | Existing positions reduced: 10
110% more first-time investments, than exits
New positions opened: 21 | Existing positions closed: 10
17% more funds holding
Funds holding: 53 → 62 (+9)
14% more call options, than puts
Call options by funds: $2.84M | Put options by funds: $2.49M
4.97% more ownership
Funds ownership: 18.85% → 23.82% (+5%)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
|
+$4.51M |
| 2 |
Vanguard Group
Malvern,
Pennsylvania
|
+$3.68M |
| 3 |
Marshall Wace
London,
United Kingdom
|
+$2.75M |
| 4 |
BlackRock
New York
|
+$2.66M |
| 5 |
CCS
Concentric Capital Strategies
Stamford,
Connecticut
|
+$2.43M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Renaissance Technologies
New York
|
-$1.92M |
| 2 |
Dimensional Fund Advisors
Austin,
Texas
|
-$1.78M |
| 3 |
Acadian Asset Management
Boston,
Massachusetts
|
-$1.4M |
| 4 |
Squarepoint
New York
|
-$418K |
| 5 |
XT
XTX Topco
George Town,
Cayman Islands
|
-$417K |
GSIT Hedge Fund Activity: Q4 2025 in Review
62 of the 8,270 institutional investors tracked by Wall St. Rank reported a position in GSI Technology (GSIT) for Q4 2025, worth a combined $52.1M — up 158% from $20.2M a quarter earlier.
Buyers outnumbered sellers: 21 funds opened new GSIT positions and 10 closed out — a net gain of 11 holders — while 25 added to existing stakes and 10 trimmed.
The largest buyer was Susquehanna International Group, adding an estimated $4.51M. The largest seller was Renaissance Technologies, cutting an estimated $1.92M.
- 62 institutional investors held GSI Technology (GSIT) as of Q4 2025, up from 53 in Q3 2025.
- Funds reported $52.1M of GSI Technology stock for Q4 2025, up 158% quarter-over-quarter.
- 21 funds opened new GSI Technology positions in Q4 2025 and 10 closed out, a net change of +11 holders.
- The largest GSI Technology buyer in Q4 2025 was Susquehanna International Group, an estimated $4.51M added.
- The largest GSI Technology seller in Q4 2025 was Renaissance Technologies, an estimated $1.92M sold.
Based on aggregated 13F filings for Q4 2025.