Insider · CIK 0001394413
Lee-Lean Shu
Files at GSIT (GSI TECHNOLOGY INC). First filing Mar 17, 2026, latest May 14, 2026.
In brief
Lee-Lean Shu files SEC Form 4 as CEO, chair, director and 10% owner at GSIT (GSI TECHNOLOGY INC). Since Mar 17, 2026, Lee-Lean Shu has reported 0 open-market buys worth $0 and 3 open-market sells worth $2.4M, the latest filed on May 14, 2026.
A track record needs three past buys with six months of prices behind them; Lee-Lean Shu has 0, so none is measured yet.
The newest scored trade: sold $129k of GSIT on May 13, 2026, filed May 14, 2026, scored 16 (weak), under a 10b5-1 plan. In the last 12 months: 0 buys worth $0 and 3 sells worth $2.4M.
Where the trades landed
Last year at the company this insider has traded most, with each buy and sell on the bar it happened.
GSIT: GSI TECHNOLOGY INC
Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™
Signals
This insider’s open-market buys and sells, scored.
| Score | Company | Value | Holdings | Price context | Filed |
|---|---|---|---|---|---|
| 16Weak | GSI TECHNOLOGY INC | $129k 10,313 shares | -2% | +321% from low-5% from high | |
| 30Weak | GSI TECHNOLOGY INC | $1.6M 143,062 shares | -7% | +303% from low-10% from high | |
| 25Weak | GSI TECHNOLOGY INC | $674k 67,251 shares | -3% | +443% from low-25% from high |
Planned sales
Form 144 notices this insider filed before selling restricted or control stock, newest first.
| Filed | Company | Shares | Value | Sale date | Past 3 months |
|---|---|---|---|---|---|
| May 13, 2026 | GSIT GSI TECHNOLOGY INC | 10,313 0.03% of outstanding | $129k | May 13, 2026 | $2.3M |
| May 11, 2026 | GSIT GSI TECHNOLOGY INC | 143,062 0.40% of outstanding | $1.6M | May 11, 2026 | $674k |
| Mar 17, 2026 | GSIT GSI TECHNOLOGY INC | 36,517 0.10% of outstanding | $366k | Mar 17, 2026 | $308k |
Transactions
Every row this insider has filed, 24 in all, newest first.
| Date | Company | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Aug 13, 2026 | GSIT GSI TECHNOLOGY INC | AGrant or award Stock Option (right to buy)derivative | +100,000 | $0.00 | $0 | 100,000 | Aug 14, 2026 |
| Aug 13, 2026 | GSIT GSI TECHNOLOGY INC | AGrant or award Stock Option (right to buy)derivative | +100,000 | $0.00 | $0 | 100,000 | Aug 14, 2026 |
| Aug 5, 2026 | GSIT GSI TECHNOLOGY INC | DDisposition to issuer Stock Option (right to buy)derivative | -100,000 | $0.00 | $0 | 50,000 | Aug 7, 2026 |
| May 13, 2026 | GSIT GSI TECHNOLOGY INC | MOption exercise Common Stockindirect: By Spouse10b5-1 | +10,313 | $7.26 | $75k | 541,252 | May 14, 2026 |
| May 13, 2026 | GSIT GSI TECHNOLOGY INC | SOpen-market sale Common Stockindirect: By Spouse10b5-1 | -10,313 | $12.51 | $129k | 530,939 | May 14, 2026 |
| May 13, 2026 | GSIT GSI TECHNOLOGY INC | MOption exercise Stock Option (right to buy)derivativeindirect: By Spouse10b5-1 | -10,313 | $0.00 | $0 | 0 | May 14, 2026 |
| May 11, 2026 | GSIT GSI TECHNOLOGY INC | MOption exercise Common Stock10b5-1 | +32,749 | $4.99 | $163k | 2,015,166 | May 12, 2026 |
| May 11, 2026 | GSIT GSI TECHNOLOGY INC | SOpen-market sale Common Stock10b5-1 | -32,749 | $10.09 | $330k | 1,982,417 | May 12, 2026 |
| May 11, 2026 | GSIT GSI TECHNOLOGY INC | MOption exercise Common Stock10b5-1 | +100,000 | $7.26 | $726k | 2,082,417 | May 12, 2026 |
| May 11, 2026 | GSIT GSI TECHNOLOGY INC | SOpen-market sale Common Stock10b5-1 | -100,000 | $12.01 | $1.2M | 1,982,417 | May 12, 2026 |
| May 11, 2026 | GSIT GSI TECHNOLOGY INC | MOption exercise Common Stockindirect: By Spouse10b5-1 | +10,313 | $4.99 | $51k | 541,252 | May 12, 2026 |
| May 11, 2026 | GSIT GSI TECHNOLOGY INC | SOpen-market sale Common Stockindirect: By Spouse10b5-1 | -10,313 | $10.51 | $108k | 530,939 | May 12, 2026 |
| May 11, 2026 | GSIT GSI TECHNOLOGY INC | MOption exercise Stock Option (right to buy)derivative10b5-1 | -32,749 | $0.00 | $0 | 0 | May 12, 2026 |
| May 11, 2026 | GSIT GSI TECHNOLOGY INC | MOption exercise Stock Option (right to buy)derivative10b5-1 | -100,000 | $0.00 | $0 | 0 | May 12, 2026 |
| May 11, 2026 | GSIT GSI TECHNOLOGY INC | MOption exercise Stock Option (right to buy)derivativeindirect: By Spouse10b5-1 | -10,313 | $0.00 | $0 | 0 | May 12, 2026 |
| Mar 16, 2026 | GSIT GSI TECHNOLOGY INC | MOption exercise Common Stock | +30,734 | $4.99 | $153k | 2,013,151 | Mar 17, 2026 |
| Mar 16, 2026 | GSIT GSI TECHNOLOGY INC | SOpen-market sale Common Stock10b5-1 | -30,734 | $10.02 | $308k | 1,982,417 | Mar 17, 2026 |
| Mar 17, 2026 | GSIT GSI TECHNOLOGY INC | MOption exercise Common Stock | +36,517 | $4.99 | $182k | 2,018,934 | Mar 17, 2026 |
| Mar 17, 2026 | GSIT GSI TECHNOLOGY INC | SOpen-market sale Common Stock10b5-1 | -36,517 | $10.01 | $366k | 1,982,417 | Mar 17, 2026 |
| Mar 16, 2026 | GSIT GSI TECHNOLOGY INC | MOption exercise Stock Option (right to buy)derivative | -30,734 | $0.00 | $0 | 69,266 | Mar 17, 2026 |
| Mar 17, 2026 | GSIT GSI TECHNOLOGY INC | MOption exercise Stock Option (right to buy)derivative | -36,517 | $0.00 | $0 | 32,749 | Mar 17, 2026 |
| Feb 2, 2026 | GSIT GSI TECHNOLOGY INC | AGrant or award Stock Option (right to buy)derivative | +150,000 | $0.00 | $0 | 150,000 | Feb 4, 2026 |
| Aug 4, 2025 | GSIT GSI TECHNOLOGY INC | AGrant or award Stock Option (right to buy)derivative | +100,000 | $0.00 | $0 | 100,000 | Aug 5, 2025 |
| May 5, 2025 | GSIT GSI TECHNOLOGY INC | AGrant or award Stock Option (right to buy)derivative | +150,000 | $0.00 | $0 | 150,000 | May 6, 2025 |
Questions about Lee-Lean Shu
Answered from the filings on this page, as of the latest one.
Is Lee-Lean Shu buying or selling?
In the last 12 months Lee-Lean Shu reported 0 open-market buys worth $0 and 3 open-market sells worth $2.4M on SEC Form 4; the latest was sold $129k of GSIT on May 13, 2026. Grants, option exercises and tax withholding are not counted.
How did Lee-Lean Shu's past buys perform?
Not measured yet. InsiderTell needs three past buys with six months of prices to publish a track record, and Lee-Lean Shu has 0.
Where does Lee-Lean Shu file Form 4?
Lee-Lean Shu has filed Form 4 at GSIT (GSI TECHNOLOGY INC) as Pres., CEO and Chairman. A Form 4 is required of officers, directors and holders of more than 10% of a share class within two business days of a trade.
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.