Mike F. Chang
Executive Chairman 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
- 4 years
- Director since
- 2023
4 years of board service in total across 1 board, counting each seat separately. Longest: Alpha and Omega Semiconductor Limited, 3 years.
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, 202599.0%
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Alpha and Omega Semiconductor Limited November 7, 202499.1%
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Alpha and Omega Semiconductor Limited November 9, 202399.1%
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 | — | — |
| Aug 13, 2026 | Alpha and Omega Semiconductor Limited | Gift | −3,000,000 | — | — |
| Jul 13, 2026 | Alpha and Omega Semiconductor Limited | Gift | −23,754 | — | — |
| Jun 1, 2026 | Alpha and Omega Semiconductor Limited | Gift | −30,000 | — | — |
| May 26, 2026 | Alpha and Omega Semiconductor Limited | Gift | −39,780 | — | — |
| May 22, 2026 | Alpha and Omega Semiconductor Limited | Gift | −736,252 | — | — |
| Mar 16, 2026 | Alpha and Omega Semiconductor Limited | Grant or award | +22,500 | — | — |
| Mar 16, 2026 | Alpha and Omega Semiconductor Limited | Shares withheld for tax | −17,984 | $21.43 | $385,397 |
| Mar 16, 2026 | Alpha and Omega Semiconductor Limited | Shares withheld for tax | −9,829 | $21.43 | $210,635 |
| Mar 16, 2026 | Alpha and Omega Semiconductor Limited | Grant or award | +22,500 | — | — |
| Mar 9, 2026 | Alpha and Omega Semiconductor Limited | Open-market purchase | +33,727 | $19.00 | $640,813 |
| Jan 2, 2026 | Alpha and Omega Semiconductor Limited | Shares withheld for tax | −16,700 | $20.66 | $345,022 |
| Oct 20, 2025 | Alpha and Omega Semiconductor Limited | Gift | −40,000 | — | — |
| Mar 17, 2025 | Alpha and Omega Semiconductor Limited | Grant or award | +22,500 | — | — |
| Mar 17, 2025 | Alpha and Omega Semiconductor Limited | Shares withheld for tax | −27,296 | $27.61 | $753,643 |
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