Stephen Chunping Chang
Chief Executive Officer at Alpha and Omega Semiconductor Limited
Sits on 1 board. Last updated September 28, 2026
Time on boards
- Boards served
- 1
- Current seats
- 1
- Board service
- 2 years
- Director since
- 2025
2 years of board service in total across 1 board, counting each seat separately. Longest: Alpha and Omega Semiconductor Limited, 1 year.
Chief executive roles
Shareholder support
Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.
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Alpha and Omega Semiconductor Limited November 11, 202599.3%
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Alpha and Omega Semiconductor Limited November 7, 202499.6%
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Alpha and Omega Semiconductor Limited November 9, 202399.4%
Insider trades
All notable trades →From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.
| Date | Company | Transaction | Shares | Price | Value |
|---|---|---|---|---|---|
| Aug 24, 2026 | Alpha and Omega Semiconductor Limited | Gift | +100,947 | — | — |
| May 21, 2026 | Alpha and Omega Semiconductor Limited | Gift | −2,000 | — | — |
| Apr 17, 2026 | Alpha and Omega Semiconductor Limited | Open-market sale | −1,492 | $32.90 | $49,087 |
| Apr 17, 2026 | Alpha and Omega Semiconductor Limited | Open-market sale | −3,481 | $33.90 | $118,006 |
| Apr 17, 2026 | Alpha and Omega Semiconductor Limited | Open-market sale | −9,911 | $34.90 | $345,894 |
| Apr 14, 2026 | Alpha and Omega Semiconductor Limited | Open-market sale | −5,594 | $31.90 | $178,449 |
| Mar 16, 2026 | Alpha and Omega Semiconductor Limited | Grant or award | +67,500 | — | — |
| Mar 16, 2026 | Alpha and Omega Semiconductor Limited | Shares withheld for tax | −25,644 | $21.43 | $549,551 |
| Mar 16, 2026 | Alpha and Omega Semiconductor Limited | Shares withheld for tax | −17,839 | $21.43 | $382,290 |
| Mar 16, 2026 | Alpha and Omega Semiconductor Limited | Grant or award | +67,500 | — | — |
| Jan 2, 2026 | Alpha and Omega Semiconductor Limited | Shares withheld for tax | −12,002 | $20.66 | $247,961 |
| Sep 9, 2025 | Alpha and Omega Semiconductor Limited | Gift | −2,100 | — | — |
| Mar 17, 2025 | Alpha and Omega Semiconductor Limited | Grant or award | +67,500 | — | — |
| Mar 17, 2025 | Alpha and Omega Semiconductor Limited | Shares withheld for tax | −19,996 | $27.61 | $552,090 |
| Mar 17, 2025 | Alpha and Omega Semiconductor Limited | Shares withheld for tax | −11,013 | $27.61 | $304,069 |
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