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Best Investments/trading ideas for the weekJoin our free webinar on September23,2026.

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| Role | Insider | Date | Transaction | Value | Shares |
|---|---|---|---|---|---|
| 10% Owner | Cheng Marvin | Sep 8, 2026 | Sell | $97K | 2,000 |
| 10% Owner | Cheng Marvin | Sep 4, 2026 | Sell | $193.5K | 4,000 |
| 10% Owner | Cheng Marvin | Sep 1, 2026 | Sell | $95.5K | 2,000 |
| 10% Owner | Cheng Marvin | Aug 20, 2026 | Sell | $212.99K | 4,500 |
| CFO | Guo Jian | Nov 12, 2025 | Buy | $30.09K | 1,361 |
| 10% Owner | Cheng Marvin | Jun 27, 2025 | Sell | $3.04M | 112,500 |
| CEO | Yu Alan | Jun 27, 2025 | Sell | $3.04M | 112,500 |
| 10% Owner | Cheng Marvin | Jun 12, 2025 | Sell | $20.25M | 750,000 |
| CEO | Yu Alan | Jun 12, 2025 | Sell | $20.25M | 750,000 |
| Director | Wang Joanne Tzu Jung | Nov 28, 2023 | Sell | $247.82K | 11,578 |
| Director | Wang Joanne Tzu Jung | Nov 21, 2023 | Sell | $165.76K | 7,761 |
| Director | Wang Joanne Tzu Jung | Nov 20, 2023 | Sell | $90.88K | 4,239 |
| Chief Operating Officer | Wang Joanne Tzu Jung | Oct 17, 2023 | Sell | $190.95K | 8,645 |
| Chief Revenue Officer | Quire Daniel | Oct 17, 2023 | Sell | $10.82K | 490 |
| VP-Manufacturing, Secy | Cheng Marvin | Sep 19, 2023 | Sell | $3.15M | 150,000 |
| VP-Manufacturing, Secy | Cheng Marvin | Sep 12, 2023 | Sell | $10.5M | 500,000 |
| CEO | Yu Alan | Sep 12, 2023 | Sell | $10.5M | 500,000 |
| VP-Manufacturing, Secy | Cheng Marvin | Dec 16, 2022 | Buy | $13.44K | 1,000 |
| CEO | Yu Alan | Dec 16, 2022 | Buy | $92.09K | 7,100 |
| CEO | Yu Alan | Dec 15, 2022 | Buy | $61.65K | 4,500 |
| CEO | Yu Alan | Dec 13, 2022 | Buy | $55.36K | 4,000 |
| CEO | Yu Alan | Dec 9, 2022 | Buy | $97.64K | 7,000 |
| CEO | Yu Alan | Dec 6, 2022 | Buy | $10K | 700 |
| CEO | Yu Alan | Dec 5, 2022 | Buy | $15.35K | 1,100 |
| CEO | Yu Alan | Dec 2, 2022 | Buy | $235.7K | 16,800 |
Open-market purchases and sales reported on SEC form 4 over the last 10years. Awards, option exercises, gifts and other non-market form 4 activity are excluded. Chart markers group a day's filings by direction; the table lists each filing.