Insider · CIK 0001394670
Bor-Tay Wu
Files at GSIT (GSI TECHNOLOGY INC). First filing Mar 10, 2026, latest Jun 3, 2026.
In brief
Bor-Tay Wu files SEC Form 4 as officer at GSIT (GSI TECHNOLOGY INC). Since Mar 10, 2026, Bor-Tay Wu has reported 0 open-market buys worth $0 and 3 open-market sells worth $1.0M, the latest filed on Jun 3, 2026.
A track record needs three past buys with six months of prices behind them; Bor-Tay Wu has 0, so none is measured yet.
The newest scored trade: sold $219k of GSIT on Jun 1, 2026, filed Jun 3, 2026, scored 27 (weak). In the last 12 months: 0 buys worth $0 and 3 sells worth $1.0M.
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 |
|---|---|---|---|---|---|
| 27Weak | GSI TECHNOLOGY INC | $219k 20,000 shares | -2% | +275% from low-16% from high | |
| 32Weak | GSI TECHNOLOGY INC | $437k 40,000 shares | -4% | +232% from low-26% from high | |
| 30Weak | GSI TECHNOLOGY INC | $347k 40,000 shares | -4% | +378% from low-34% 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 |
|---|---|---|---|---|---|
| Jun 1, 2026 | GSIT GSI TECHNOLOGY INC | 20,000 0.06% of outstanding | $219k | Jun 1, 2026 | $784k |
| May 22, 2026 | GSIT GSI TECHNOLOGY INC | 40,000 0.11% of outstanding | $437k | May 22, 2026 | $347k |
| Mar 10, 2026 | GSIT GSI TECHNOLOGY INC | 40,000 0.11% of outstanding | $347k | Mar 10, 2026 | none |
Transactions
Every row this insider has filed, 16 in all, newest first.
| Date | Company | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Jun 1, 2026 | GSIT GSI TECHNOLOGY INC | MOption exercise Common Stock | +20,000 | $3.68 | $74k | 932,500 | Jun 3, 2026 |
| Jun 1, 2026 | GSIT GSI TECHNOLOGY INC | SOpen-market sale Common Stock | -20,000 | $10.93 | $219k | 912,500 | Jun 3, 2026 |
| Jun 1, 2026 | GSIT GSI TECHNOLOGY INC | MOption exercise Stock Option (right to buy)derivative | -20,000 | $0.00 | $0 | 0 | Jun 3, 2026 |
| May 22, 2026 | GSIT GSI TECHNOLOGY INC | MOption exercise Common Stock | +20,000 | $2.27 | $45k | 932,500 | May 26, 2026 |
| May 22, 2026 | GSIT GSI TECHNOLOGY INC | SOpen-market sale Common Stock | -20,000 | $10.93 | $219k | 912,500 | May 26, 2026 |
| May 22, 2026 | GSIT GSI TECHNOLOGY INC | MOption exercise Common Stock | +20,000 | $1.92 | $38k | 932,500 | May 26, 2026 |
| May 22, 2026 | GSIT GSI TECHNOLOGY INC | SOpen-market sale Common Stock | +20,000 | $10.93 | $219k | 912,500 | May 26, 2026 |
| May 22, 2026 | GSIT GSI TECHNOLOGY INC | MOption exercise Stock Option (right to buy)derivative | -20,000 | $0.00 | $0 | 0 | May 26, 2026 |
| May 22, 2026 | GSIT GSI TECHNOLOGY INC | MOption exercise Stock Option (right to buy)derivative | -20,000 | $0.00 | $0 | 0 | May 26, 2026 |
| Mar 10, 2026 | GSIT GSI TECHNOLOGY INC | MOption exercise Common Stock | +40,000 | $4.99 | $200k | 952,500 | Mar 10, 2026 |
| Mar 10, 2026 | GSIT GSI TECHNOLOGY INC | SOpen-market sale Common Stock | -40,000 | $8.66 | $347k | 912,500 | Mar 10, 2026 |
| Mar 10, 2026 | GSIT GSI TECHNOLOGY INC | SOpen-market sale Stock Option (right to buy)derivative | +40,000 | $0.00 | $0 | 0 | Mar 10, 2026 |
| Feb 2, 2026 | GSIT GSI TECHNOLOGY INC | AGrant or award Stock Option (right to buy)derivative | +20,000 | $0.00 | $0 | 20,000 | Feb 4, 2026 |
| Aug 4, 2025 | GSIT GSI TECHNOLOGY INC | AGrant or award Stock Option (right to buy)derivative | +40,000 | $0.00 | $0 | 40,000 | Aug 5, 2025 |
| May 5, 2025 | GSIT GSI TECHNOLOGY INC | AGrant or award Stock Option (right to buy)derivative | +20,000 | $0.00 | $0 | 20,000 | May 6, 2025 |
| Jan 29, 2024 | GSIT GSI TECHNOLOGY INC | AGrant or award Stock Option (right to buy)derivative | +20,000 | $0.00 | $0 | 20,000 | Jan 30, 2024 |
Questions about Bor-Tay Wu
Answered from the filings on this page, as of the latest one.
Is Bor-Tay Wu buying or selling?
In the last 12 months Bor-Tay Wu reported 0 open-market buys worth $0 and 3 open-market sells worth $1.0M on SEC Form 4; the latest was sold $219k of GSIT on Jun 1, 2026. Grants, option exercises and tax withholding are not counted.
How did Bor-Tay Wu's past buys perform?
Not measured yet. InsiderTell needs three past buys with six months of prices to publish a track record, and Bor-Tay Wu has 0.
Where does Bor-Tay Wu file Form 4?
Bor-Tay Wu has filed Form 4 at GSIT (GSI TECHNOLOGY INC) as VP, Taiwan Operations. 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.