GSI Technology, Inc. (GSIT) Insider Trading
Over the last 3 months, GSIT insiders made 0 open-market buys and 16 sales, a net sale of -$5.2M (SEC Form 4). Over the last 6 months, 49 institutions increased and 29 reduced their position (13F).
Insider Activity
Sentiment
0/100
Buys (3m)
0
Sells (3m)
16
Net (3m)
-$5.2M
Insider trades by month Buys Sells
Jul
Aug
Aug
Nov
Mar
May
Context3-month price +17%Institutions accumulating (13F)
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| May 27, 2026 | Wu Ping Takofficer: VP, U.S. Operations | Sell | 30,000 | $11.01 |
| May 27, 2026 | Wu Ping Takofficer: VP, U.S. Operations | Option | 30,000 | $4.99 |
| May 26, 2026 | Wu Bor-Tayofficer: VP, Taiwan Operations | Sell | 20,000 | $10.93 |
| May 26, 2026 | Wu Bor-Tayofficer: VP, Taiwan Operations | Option | 20,000 | $2.27 |
| May 22, 2026 | Lasserre Didierofficer: VP, Sales | Sell | 30,000 | $9.31 |
| May 22, 2026 | Lasserre Didierofficer: VP, Sales | Option | 30,000 | $4.99 |
| May 14, 2026 | Shu Lee-Leandirector, 10 percent owner, officer: Pres., CEO and Chairman | Option | 10,313 | $7.26 |
| May 14, 2026 | Wu Ping Takofficer: VP, U.S. Operations | Sell | 11,763 | $10.80 |
| May 14, 2026 | Shu Lee-Leandirector, 10 percent owner, officer: Pres., CEO and Chairman | Sell | 10,313 | $12.51 |
| May 14, 2026 | Schirle Douglasofficer: CFO | Option | 40,000 | $4.99 |
| May 14, 2026 | Schirle Douglasofficer: CFO | Sell | 40,000 | $11.32 |
| May 13, 2026 | CHUANG PATRICK Tofficer: Senior VP, Memory Design | Sell | 40,000 | $10.68 |
| May 13, 2026 | Akerib Avidanofficer: VP, Associative Computing | Option | 347 | $6.16 |
| May 13, 2026 | CHUANG PATRICK Tofficer: Senior VP, Memory Design | Option | 40,000 | $6.70 |
| May 13, 2026 | Akerib Avidanofficer: VP, Associative Computing | Option | 19,653 | $6.16 |
| May 13, 2026 | Akerib Avidanofficer: VP, Associative Computing | Sell | 347 | $12.03 |
| May 13, 2026 | Akerib Avidanofficer: VP, Associative Computing | Sell | 19,653 | $11.47 |
| May 12, 2026 | Shu Lee-Leandirector, 10 percent owner, officer: Pres., CEO and Chairman | Sell | 32,749 | $10.09 |
| May 12, 2026 | Shu Lee-Leandirector, 10 percent owner, officer: Pres., CEO and Chairman | Option | 100,000 | $7.26 |
| May 12, 2026 | Shu Lee-Leandirector, 10 percent owner, officer: Pres., CEO and Chairman | Sell | 100,000 | $12.01 |
| May 12, 2026 | Shu Lee-Leandirector, 10 percent owner, officer: Pres., CEO and Chairman | Option | 10,313 | $4.99 |
| May 12, 2026 | Shu Lee-Leandirector, 10 percent owner, officer: Pres., CEO and Chairman | Option | 32,749 | $4.99 |
| May 12, 2026 | Shu Lee-Leandirector, 10 percent owner, officer: Pres., CEO and Chairman | Sell | 10,313 | $10.51 |
| Mar 17, 2026 | Shu Lee-Leandirector, officer: Pres., CEO and Chairman | Option | 36,517 | $4.99 |
| Mar 17, 2026 | Shu Lee-Leandirector, officer: Pres., CEO and Chairman | Sell | 36,517 | $10.01 |
| Mar 17, 2026 | Shu Lee-Leandirector, officer: Pres., CEO and Chairman | Sell | 30,734 | $10.02 |
| Mar 17, 2026 | Shu Lee-Leandirector, officer: Pres., CEO and Chairman | Option | 30,734 | $4.99 |
| Mar 16, 2026 | CHUANG PATRICK Tofficer: Senior VP, Memory Design | Sell | 40,000 | $8.56 |
| Mar 16, 2026 | CHUANG PATRICK Tofficer: Senior VP, Memory Design | Option | 40,000 | $5.58 |
| Mar 10, 2026 | Wu Bor-Tayofficer: VP, Taiwan Operations | Option | 40,000 | $4.99 |
Source: GSIT SEC Form 4 filings, latest May 27, 2026. For informational purposes only — not investment advice.
Institutional activity (13F)
How institutions changed their GSIT positions over the last 6 months (SEC Form 13F).
Increased
49
New positions
41
Reduced
29
Sold out
22
Largest moves
| Institution | Action | Shares | Filed |
|---|---|---|---|
| VANGUARD GROUP INC | Increased | 1.5M | Jan 29, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 1.3M | May 15, 2026 |
| SILVERBERG BERNSTEIN CAPITAL MANAGEMENT LLC | Increased | 786K | Apr 16, 2026 |
| SILVERBERG BERNSTEIN CAPITAL MANAGEMENT LLC | Increased | 775K | Jan 12, 2026 |
| PRICE T ROWE ASSOCIATES INC /MD/ | New Position | 743K | May 15, 2026 |
| MARSHALL WACE, LLP | Increased | 727K | Feb 13, 2026 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Increased | 711K | Feb 17, 2026 |
| MARSHALL WACE, LLP | Reduced | 639K | May 15, 2026 |
| BLACKROCK, INC. | Increased | 544K | May 13, 2026 |
| TWO SIGMA INVESTMENTS, LP | Increased | 530K | May 15, 2026 |
| BLACKROCK, INC. | Increased | 507K | Feb 12, 2026 |
| TWO SIGMA INVESTMENTS, LP | Increased | 500K | Feb 17, 2026 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Reduced | 464K | May 15, 2026 |
| WELLS FARGO & COMPANY/MN | Increased | 440K | May 11, 2026 |
| MILLENNIUM MANAGEMENT LLC | Increased | 430K | May 15, 2026 |
Source: SEC Form 13F filings. For informational purposes only — not investment advice.