The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) of Wu Bor-tay since 2017.
This trader's CIK number is 1394670.
At the time of last reporting, Wu Bor-tay was the VP, Taiwan Operations of Gsi Technology Inc. (stock ticker symbol GSIT).
Also see all insider trading activities at Gsi Technology Inc.
| Insider Buying | Insider Sales | Option Exercises | |||||
|---|---|---|---|---|---|---|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
| 2026 | GSIT | 0 | $0 | 40,000 | $437,360 | 40,000 | $83,800 |
| 2020 | GSIT | 0 | $0 | 40,000 | $324,039 | 40,000 | $240,000 |
| 2019 | GSIT | 0 | $0 | 20,625 | $158,503 | 20,625 | $69,712 |
| 2018 | GSIT | 0 | $0 | 20,625 | $154,756 | 20,625 | $88,687 |
| 2017 | GSIT | 0 | $0 | 20,625 | $126,678 | 20,625 | $86,625 |
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2026-05-22 | GSIT | Sale | 40,000 | 10.93 | 437,360 |
| 2026-05-22 | GSIT | Option Ex | 40,000 | 2.10 | 83,800 |
| 2020-04-06 | GSIT | Option Ex | 29,998 | 6.00 | 179,988 |
| 2020-04-06 | GSIT | Sale | 29,998 | 8.10 | 242,983 |
| 2020-04-03 | GSIT | Option Ex | 10,002 | 6.00 | 60,012 |
| 2020-04-03 | GSIT | Sale | 10,002 | 8.10 | 81,056 |
| 2019-05-06 | GSIT | Sale | 20,625 | 7.68 | 158,503 |
| 2019-05-06 | GSIT | Option Ex | 20,625 | 3.38 | 69,712 |
| 2018-05-04 | GSIT | Sale | 6,035 | 7.56 | 45,606 |
| 2018-05-04 | GSIT | Option Ex | 6,035 | 4.30 | 25,950 |
| 2018-05-03 | GSIT | Sale | 4,590 | 7.27 | 33,360 |
| 2018-05-02 | GSIT | Option Ex | 10,000 | 4.30 | 43,000 |
| 2018-05-03 | GSIT | Option Ex | 4,590 | 4.30 | 19,737 |
| 2018-05-02 | GSIT | Sale | 10,000 | 7.58 | 75,790 |
| 2017-01-03 | GSIT | Option Ex | 20,625 | 4.20 | 86,625 |
| 2017-01-03 | GSIT | Sale | 20,625 | 6.14 | 126,678 |
Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Wu Bor-tay (VP, Taiwan Operations of Gsi Technology Inc at the time of this reporting) see the Securities and Exchange Commission (SEC) website.