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GSI Technology

70 hedge funds and large institutions have $50.7M invested in GSI Technology in 2026 Q1 according to their latest regulatory filings, with 20 funds opening new positions, 21 increasing their positions, 19 reducing their positions, and 10 closing their positions.

New
Increased
Maintained
Reduced
Closed

100% more first-time investments, than exits

New positions opened: 20 | Existing positions closed: 10

13% more funds holding

Funds holding: 6270 (+8)

11% more repeat investments, than reductions

Existing positions increased: 21 | Existing positions reduced: 19

3.44% more ownership

Funds ownership: 23.82%27.26% (+3.4%)

3% less capital invested

Capital invested by funds: $52.1M → $50.7M (-$1.43M)

23% less call options, than puts

Call options by funds: $1.76M | Put options by funds: $2.27M

100% less funds holding in top 10

Funds holding in top 10: 10 (-1)

Holders
70
Holders Change
+8
Holders Change %
+12.9%
% of All Funds
0.86%
Holding in Top 10
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-100%
% of All Funds
New
20
Increased
21
Reduced
19
Closed
10
Calls
$1.76M
Puts
$2.27M
Net Calls
-$512K
Net Calls Change
-$863K
Name Holding Trade Value Shares
Change
Change in
Stake
Renaissance Technologies
26
Renaissance Technologies
New York
$405K -$273K -37,600 -32%
SP
27
SIH Partners
Delaware
$399K +$563K +77,539 New
GCP
28
GSA Capital Partners
United Kingdom
$366K +$242K +33,350 +88%
IMC Chicago
29
IMC Chicago
Illinois
$327K -$20.6K -2,834 -4%
Northern Trust
30
Northern Trust
Illinois
$314K
BCM
31
Bridgeway Capital Management
Texas
$280K +$218K +30,000 +122%
Hudson Bay Capital Management
32
Hudson Bay Capital Management
Connecticut
$280K +$395K +54,458 New
Dimensional Fund Advisors
33
Dimensional Fund Advisors
Texas
$261K
BHCM
34
Brevan Howard Capital Management
Jersey
$252K +$356K +49,011 New
Arrowstreet Capital
35
Arrowstreet Capital
Massachusetts
$213K -$1.05M -144,094 -78%
SSA
36
Schonfeld Strategic Advisors
New York
$208K +$199K +27,364 +209%
Canada Pension Plan Investment Board
37
Canada Pension Plan Investment Board
Ontario, Canada
$171K +$2.18K +300 +0.9%
JCP
38
JB Capital Partners
New York
$170K
MP
39
Mangrove Partners
Connecticut
$168K +$237K +32,627 New
EIM
40
Essex Investment Management
Massachusetts
$157K
TSS
41
Two Sigma Securities
New York
$147K +$208K +28,680 New
LPL Financial
42
LPL Financial
California
$144K +$203K +27,946 New
Barclays
43
Barclays
United Kingdom
$130K -$15.7K -2,165 -8%
SRL
44
Scientech Research LLC
New Jersey
$126K +$178K +24,522 New
VF
45
Virtu Financial
New York
$97K +$48.9K +6,742 +55%
Charles Schwab
46
Charles Schwab
California
$92.5K +$131K +18,005 New
Qube Research & Technologies (QRT)
47
Qube Research & Technologies (QRT)
United Kingdom
$89.5K +$126K +17,409 New
OAC
48
OMERS Administration Corp
Ontario, Canada
$87.4K -$25.4K -3,500 -17%
Simplex Trading
49
Simplex Trading
Illinois
$85.2K -$513K -70,747 -81%
VPIM
50
Vanguard Personalized Indexing Management
California
$80.8K -$7.42K -1,022 -6%