GSI Technology Inc

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GSI Technology Inc
TickerGSIT
CIK #0001126741
CUSIP36241U106
SectorManufacturing - Semiconductors & Related Devices
Address1213 Elko Drive, Sunnyvale, CA 94089
Source [EDGAR]
CIK Filing 2011 - 2025
[0001126741] 10-K
[0001126741] 10-Q
[0001126741] 3
[0001126741] 4
[0001126741] 5
[0001126741] 8-K
[0001126741] SC 13D
[0001126741] SC 13G
Form 13D/13G Filer Form 13D/13G Subject Filed % Owned
Hirschman Orin GSI Technology Inc [2023-05-15] 8.1
Roumell Asset Management LLC GSI Technology Inc [2023-01-20] 7.0
Roumell Asset Management LLC GSI Technology Inc [2021-09-14] 8.1
Roumell Asset Management LLC GSI Technology Inc [2021-02-12] 5.7
Wu Bor-Tay GSI Technology Inc [2018-02-12] 5.2
Ariel Investments LLC GSI Technology Inc [2017-02-14] 1466426202250440.0
Vertex Capital Advisors LLC GSI Technology Inc [2015-01-14] 2.9
Raging Capital Management LLC GSI Technology Inc [2014-05-21] 11.1
Form 3/4/5 Filer 2011 - 2025
Bradley Jack A.
GSI Technology Inc
Akerib Avidan
Wu Bor-Tay
Lasserre Didier
Wu Ping Tak
Schirle Douglas
Chuang Patrick T
Shu Lee-Lean
Yau Robert
Hsieh Hong-Po
Lu Ruey-Lin
Cholawsky Elizabeth
Nelson Barbara H
Le Kim
Whipple Arthur O
Hart E Thomas
Chapman David Brian
Form 13F Holdings
Firm Period DFND Voting Shares
Vanguard Group Inc [2025-06-30] SOLE 0 854,329
Silverberg Bernstein Capital Management LLC [2025-06-30] SOLE 0 688,464
Dimensional Fund Advisors LP [2025-06-30] SOLE 307,327 330,644
Two Sigma Investments LP [2025-06-30] SOLE 266,898 266,898
Geode Capital Management LLC [2025-06-30] DFND 218,070 218,070
Marshall Wace LLP [2025-06-30] OTR 0 191,161
Arrowstreet Capital Limited Partnership [2025-06-30] DFND 159,249 159,249
Goldman Sachs Group Inc [2025-06-30] DFND 140,324 140,324
Renaissance Technologies LLC [2025-06-30] SOLE 120,109 120,109
Citadel Advisors LLC [2025-06-30] DFND 116,095 116,095
Jane Street Group LLC [2025-06-30] DFND 101,799 101,799
Susquehanna International Group LLP [2025-06-30] OTR 89,533 89,533
Acadian Asset Management LLC [2025-06-30] DFND 86,707 86,707
BlackRock, Inc. [2025-06-30] SOLE 81,379 81,379
State Street Corp [2025-06-30] DFND 80,442 80,442
XTX Topco Ltd [2025-06-30] DFND 73,144 73,144
Commonwealth Equity Services LLC [2025-06-30] SOLE 0 57,054
Connor Clark & Lunn Investment Management Ltd [2025-06-30] SOLE 49,146 49,146
Essex Investment Management Co LLC [2025-06-30] SOLE 48,337 48,337
Northern Trust Corp [2025-06-30] DFND 40,733 40,733
Cubist Systematic Strategies, LLC [2025-06-30] DFND 0 33,404
JB Capital Partners LP [2025-06-30] SOLE 0 33,000
Dimensional Fund Advisors LP [2025-06-30] DFND 0 32,140
Quadrature Capital Ltd [2025-06-30] OTR 0 26,751
Bridgeway Capital Management LLC [2025-06-30] SOLE 24,500 24,500
Squarepoint Ops LLC [2025-06-30] DFND 0 21,253
Simplex Trading LLC [2025-06-30] SOLE 19,946 19,946
Morgan Stanley [2025-06-30] DFND 16,519 18,450
Vanguard Personalized Indexing Management, LLC [2025-06-30] SOLE 15,156 16,506
US Capital Wealth Advisors LLC [2025-06-30] SOLE 0 16,333
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