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GSI Technology

50 hedge funds and large institutions have $13.9M invested in GSI Technology in 2025 Q2 according to their latest regulatory filings, with 22 funds opening new positions, 12 increasing their positions, 6 reducing their positions, and 5 closing their positions.

New
Increased
Maintained
Reduced
Closed

340% more first-time investments, than exits

New positions opened: 22 | Existing positions closed: 5

144% more call options, than puts

Call options by funds: $39K | Put options by funds: $16K

122% more capital invested

Capital invested by funds: $6.28M → $13.9M (+$7.65M)

100% more repeat investments, than reductions

Existing positions increased: 12 | Existing positions reduced: 6

52% more funds holding

Funds holding: 3350 (+17)

2.81% more ownership

Funds ownership: 12.06%14.87% (+2.8%)

Holders
50
Holders Change
+17
Holders Change %
+51.52%
% of All Funds
0.66%
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
22
Increased
12
Reduced
6
Closed
5
Calls
$39K
Puts
$16K
Net Calls
+$23K
Net Calls Change
-$31K
Name Holding Trade Value Shares
Change
Change in
Stake
Vanguard Group
1
Vanguard Group
Pennsylvania
$2.9M +$15.7K +5,158 +0.6%
SBCM
2
Silverberg Bernstein Capital Management
New York
$2.31M +$499K +163,511 +31%
Dimensional Fund Advisors
3
Dimensional Fund Advisors
Texas
$1.22M +$44.8K +14,697 +4%
Two Sigma Investments
4
Two Sigma Investments
New York
$897K +$72.5K +23,779 +10%
Geode Capital Management
5
Geode Capital Management
Massachusetts
$733K +$7.12K +2,334 +1%
Marshall Wace
6
Marshall Wace
United Kingdom
$642K +$583K +191,161 New
Arrowstreet Capital
7
Arrowstreet Capital
Massachusetts
$535K +$486K +159,249 New
Goldman Sachs
8
Goldman Sachs
New York
$471K +$428K +140,324 New
Renaissance Technologies
9
Renaissance Technologies
New York
$404K -$50.6K -16,600 -12%
Citadel Advisors
10
Citadel Advisors
Florida
$390K +$143K +46,938 +68%
Jane Street
11
Jane Street
New York
$342K +$310K +101,799 New
Susquehanna International Group
12
Susquehanna International Group
Pennsylvania
$301K +$273K +89,533 New
Acadian Asset Management
13
Acadian Asset Management
Massachusetts
$290K +$264K +86,707 New
BlackRock
14
BlackRock
New York
$273K +$9.31K +3,054 +4%
State Street
15
State Street
Massachusetts
$270K +$30.4K +9,960 +14%
XT
16
XTX Topco
Cayman Islands
$246K +$223K +73,144 New
Commonwealth Equity Services
17
Commonwealth Equity Services
Massachusetts
$192K -$4.58K -1,502 -3%
Connor, Clark & Lunn Investment Management (CC&L)
18
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$165K +$150K +49,146 New
EIM
19
Essex Investment Management
Massachusetts
$162K +$44.4K +14,544 +43%
Northern Trust
20
Northern Trust
Illinois
$137K
CSS
21
Cubist Systematic Strategies
Connecticut
$112K +$102K +33,404 New
JCP
22
JB Capital Partners
New York
$111K
QC
23
Quadrature Capital
United Kingdom
$89.6K +$81.6K +26,751 New
BCM
24
Bridgeway Capital Management
Texas
$82.3K -$52.5K -17,217 -41%
Squarepoint
25
Squarepoint
New York
$71.4K +$64.8K +21,253 New

GSIT Hedge Fund Activity: Q2 2025 in Review

50 of the 7,596 institutional investors tracked by Wall St. Rank reported a position in GSI Technology (GSIT) for Q2 2025, worth a combined $13.9M — up 122% from $6.28M a quarter earlier.

Buyers outnumbered sellers: 22 funds opened new GSIT positions and 5 closed out — a net gain of 17 holders — while 12 added to existing stakes and 6 trimmed.

The largest buyer was Marshall Wace, opening a new position worth an estimated $583K. The largest seller was UBS Group, cutting an estimated $614K.

  • 50 institutional investors held GSI Technology (GSIT) as of Q2 2025, up from 33 in Q1 2025.
  • Funds reported $13.9M of GSI Technology stock for Q2 2025, up 122% quarter-over-quarter.
  • 22 funds opened new GSI Technology positions in Q2 2025 and 5 closed out, a net change of +17 holders.
  • The largest GSI Technology buyer in Q2 2025 was Marshall Wace, an estimated $583K added.
  • The largest GSI Technology seller in Q2 2025 was UBS Group, an estimated $614K sold.

Based on aggregated 13F filings for Q2 2025.