Gsi TechnologyGSIT
13F holders, Q1 2026 (March 31)70holders +8
17new positions
10sold out
3famous investors
$5.14avg. 13F price*
At the end of Q1 2026, 70 institutions reported holding Gsi Technology Inc. (GSIT) in their 13F filings, up 8 from Q4 2025. 17 opened new positions and 10 sold out. The largest holders were Vanguard Capital Management LLC ($6.6M), Silverberg Bernstein Capital Management LLC ($4.0M) and T. Rowe Price Associates Inc. ($3.8M). 3 famous investors held it, including Israel Englander (0.0% of Millennium Management's portfolio), Ken Griffin (0.0% of Citadel Advisors's portfolio) and Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio).
- Company
- Gsi Technology Inc.
- CUSIP
- 36241U106
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q4 2025 → Q1 2026
| Institutions | Total Value | |
|---|---|---|
| New Positions | 17 | $9.7M |
| Exits | 10 | $4.3M |
All 13F filers, Q4 2025 → Q1 2026: 2,868,057 shares bought and 1,419,215 shares sold, net +1,448,842 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 70 holders
| Vanguard Capital Management LLC | 0.00% | — | 1,278,432 | $6.6M |
| Silverberg Bernstein Capital Management LLC | 2.22% | Add +1.4% | 785,706 | $4.0M |
| T. Rowe Price Associates Inc. | 0.00% | New | 742,670 | $3.8M |
| Marshall Wace, LLP | 0.00% | Reduce -12.1% | 639,027 | $3.3M |
| BlackRock, Inc. | 0.00% | Add +7.4% | 543,998 | $2.8M |
| Two Sigma Investments, LP | 0.00% | Add +6.0% | 530,204 | $2.7M |
| Susquehanna International Group, LLP | 0.00% | Reduce -34.7% | 464,030 | $2.4M |
| Wells Fargo & Company | 0.00% | New | 440,000 | $2.3M |
| Millennium Management | 0.00% | Add +837.6% | 429,819 | $2.2M |
| Geode Capital Management, LLC | 0.00% | Add +7.7% | 350,694 | $1.8M |
| Potomac Capital Management, Inc. | 1.56% | New | 348,400 | $1.8M |
| Jane Street Group, LLC | 0.00% | Add +55.4% | 343,522 | $1.8M |
| UBS Group AG | 0.00% | Reduce -4.7% | 305,749 | $1.6M |
| Citadel Advisors | 0.00% | Add +11.1% | 191,392 | $984K |
| Vanguard Fiduciary Trust Co. | 0.00% | — | 185,342 | $953K |
| Goldman Sachs Group Inc. | 0.00% | Reduce -16.6% | 158,039 | $812K |
| Tidal Investments LLC | 0.00% | Add +66.7% | 152,663 | $785K |
| State Street Corp. | 0.00% | Add +30.8% | 138,842 | $714K |
| Squarepoint Ops LLC | 0.00% | Add +15.8% | 135,303 | $695K |
| 683 Capital Management, LLC | 0.06% | No change | 118,835 | $611K |
| Connor, Clark & Lunn Investment Management Ltd. | 0.00% | Add +34.6% | 116,353 | $598K |
| Osaic Holdings, Inc. | 0.00% | Add +15.1% | 101,291 | $521K |
| Bank of America Corp. | 0.00% | Add +535.5% | 97,677 | $502K |
| Commonwealth Equity Services, LLC | 0.00% | Add +4.0% | 92,534 | $476K |
| Morgan Stanley | 0.00% | Reduce -11.2% | 85,882 | $441K |
| Renaissance Technologies | 0.00% | Reduce -32.3% | 78,701 | $405K |
| SIH Partners, LLLP | 0.01% | New | 77,539 | $399K |
| Gsa Capital Partners LLP | 0.02% | Add +88.0% | 71,229 | $366K |
| IMC-Chicago, LLC | 0.01% | Reduce -4.3% | 63,638 | $327K |
| Northern Trust Corp. | 0.00% | No change | 61,048 | $314K |
| Bridgeway Capital Management, LLC | 0.01% | Add +122.5% | 54,500 | $280K |
| Hudson Bay Capital Management LP | 0.00% | New | 54,458 | $280K |
| Dimensional Fund Advisors LP | 0.00% | No change | 50,847 | $261K |
| Brevan Howard Capital Management LP | 0.00% | New | 49,011 | $252K |
| Arrowstreet Capital, Limited Partnership | 0.00% | Reduce -77.7% | 41,438 | $213K |
| Schonfeld Strategic Advisors LLC | 0.00% | Add +208.8% | 40,466 | $208K |
| Canada Pension Plan Investment Board | 0.00% | Add +0.9% | 33,300 | $171K |
| JB Capital Partners LP | 0.03% | No change | 33,000 | $170K |
| Mangrove Partners Im, LLC | 0.01% | New | 32,627 | $168K |
| Essex Investment Management Co. LLC | 0.02% | No change | 30,454 | $157K |
| Two Sigma Securities, LLC | 0.02% | New | 28,680 | $147K |
| LPL Financial LLC | 0.00% | New | 27,946 | $144K |
| Barclays PLC | 0.00% | Reduce -7.9% | 25,202 | $130K |
| Scientech Research LLC | 0.11% | New | 24,522 | $126K |
| Virtu Financial LLC | 0.00% | Add +55.3% | 18,930 | $97K |
| Charles Schwab Investment Management Inc. | 0.00% | New | 18,005 | $93K |
| Qube Research & Technologies Ltd | 0.00% | New | 17,409 | $89K |
| OMERS ADMINISTRATION Corp | 0.00% | Reduce -17.1% | 17,000 | $87K |
| Simplex Trading, LLC | 0.00% | Reduce -81.0% | 16,567 | $85K |
| Vanguard Personalized Indexing Management, LLC | 0.00% | Reduce -6.1% | 15,726 | $81K |
| Centiva Capital, LP | 0.00% | Reduce -76.6% | 14,981 | $77K |
| Vanguard Global Advisers, LLC | 0.00% | — | 14,042 | $72K |
| NewEdge Advisors, LLC | 0.00% | Reduce -15.9% | 13,740 | $71K |
| Susquehanna Portfolio Strategies, LLC | 0.00% | No change | 12,600 | $65K |
| XTX Topco Ltd | 0.00% | New | 11,675 | $60K |
| Allworth Financial LP | 0.00% | Add +625.8% | 11,598 | $60K |
| Diametric Capital, LP | 0.01% | New | 10,996 | $57K |
| Citigroup Inc. | 0.00% | Reduce -79.6% | 4,468 | $23K |
| Jones Financial Companies LLLP | 0.00% | Add +583.8% | 4,103 | $22K |
| Royal Bank of Canada | 0.00% | Reduce -32.6% | 2,106 | $11K |
| Advisory Services Network, LLC | 0.00% | New | 2,000 | $10K |
| Tower Research Capital LLC (TRC) | 0.00% | Reduce -72.3% | 1,270 | $7K |
| CoreCap Advisors, LLC | 0.00% | No change | 500 | $3K |
| Steward Partners Investment Advisory, LLC | 0.00% | No change | 500 | $3K |
| MAI Capital Management | 0.00% | New | 300 | $2K |
| FMR LLC | 0.00% | Reduce -46.8% | 123 | $634 |
| EverSource Wealth Advisors, LLC | 0.00% | New | 77 | $396 |
| SBI Securities Co., Ltd. | 0.00% | Reduce -27.4% | 37 | $190 |
| JPMorgan Chase & Co. | 0.00% | No change | 29 | $139 |
| Huntington National Bank | 0.00% | No change | 1 | $5 |
"% of holder's portfolio" is GSIT's weight in each manager's 13F, not the share of Gsi Technology Inc. the manager owns.