Through the 90-day period concluding January 10, 2026, ALPHA & OMEGA SEMICONDUCTOR's top three insider stakeholders include Director Mike F Chang (4.34Mn shares), Chief Executive Officer Stephen Chunping Chang (564.86K shares), Cfo And Corp Secretary Yifan Liang (271.64K shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| Mike F Chang | 4,335,847 | 05 Jan, 2026 | |
| Stephen Chunping Chang | Chief Executive Officer | 564,862 | 05 Jan, 2026 |
| Yifan Liang | Cfo And Corp Secretary | 271,644 | 05 Jan, 2026 |
| Yueh-Se Ho | 193,592 | 15 Nov, 2021 | |
| Bing Xue | Evp Ww Sales & Bus Development | 119,236 | 05 Jan, 2026 |
| King Owyang | 75,256 | 12 Nov, 2025 | |
| Wenjun Li | Chief Operating Officer | 72,165 | 05 Jan, 2026 |
| Michael L Pfeiffer | 71,294 | 12 Nov, 2025 | |
| Michael J Salameh | 64,824 | 12 Nov, 2025 | |
| Claudia Chen | 32,253 | 12 Nov, 2025 | |
| Lucas S. Chang | 30,885 | 12 Nov, 2025 | |
| Hanqing Li | 23,800 | 12 Nov, 2025 | |
| So-Yeon Jeong | 23,800 | 12 Nov, 2025 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 02 Jan, 2026 | Mike F Chang | Common Shares | D | 16,700 | $20.66 | 4,335,847 | D | F |
| 02 Jan, 2026 | Yifan Liang | Common Shares | D | 8,627 | $20.66 | 271,644 | D | F |
| 02 Jan, 2026 | Stephen Chunping Chang | Common Share | D | 12,002 | $20.66 | 564,862 | D | F |
| 02 Jan, 2026 | Bing Xue | Common Share | D | 8,627 | $20.66 | 119,236 | D | F |
| 02 Jan, 2026 | Wenjun Li | Common Share | D | 3,157 | $20.66 | 72,165 | D | F |
| 15 Dec, 2025 | Yifan Liang | Common Shares | D | 500 | $0.00 | 280,271 | D | G |
| 15 Dec, 2025 | Bing Xue | Common Share | D | 1,845 | $20.56 | 127,863 | D | S |
| 14 Nov, 2025 | Bing Xue | Common Share | D | 1,845 | $18.16 | 129,708 | D | S |
| 11 Nov, 2025 | Michael J Salameh | - | - | 64,824 | D | |||
| 11 Nov, 2025 | Michael J Salameh | Common Shares | A | 5,681 | $0.00 | 64,824 | D | A |
| 11 Nov, 2025 | King Owyang | Common Shares | A | 5,681 | $0.00 | 75,256 | D | A |
| 11 Nov, 2025 | Michael L Pfeiffer | Common Shares | A | 5,681 | $0.00 | 71,294 | D | A |
| 11 Nov, 2025 | Lucas S. Chang | Common Share | A | 5,681 | $0.00 | 30,885 | D | A |
| 11 Nov, 2025 | Claudia Chen | Common Share | A | 5,681 | $0.00 | 32,253 | D | A |
| 11 Nov, 2025 | Hanqing Li | Common Share | A | 5,681 | $0.00 | 23,800 | D | A |
| 11 Nov, 2025 | So-Yeon Jeong | Common Share | A | 5,681 | $0.00 | 23,800 | D | A |
| 20 Oct, 2025 | Mike F Chang | Common Shares | D | 40,000 | $0.00 | 4,352,547 | D | G |
| 17 Oct, 2025 | Yifan Liang | Common Shares | D | 300 | $0.00 | 280,536 | D | G |
| 09 Sep, 2025 | Stephen Chunping Chang | - | - | 576,705 | D | |||
| 09 Sep, 2025 | Stephen Chunping Chang | Common Share | D | 2,100 | $0.00 | 576,705 | D | G |