AOSL's three largest insider shareholders as of April 22, 2026 are Mike F Chang (Chairman Of Board, 4.39Mn shares), Mike F Chang (Chairman Of Board, 4.39Mn shares), Stephen Chunping Chang (Chief Executive Officer, 656.38K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Mike F Chang | Chairman Of Board | 4,390,326 | 0 | 25 Mar, 2026 |
| Mike F Chang | Chairman Of Board | 4,390,326 | 0 | 25 Mar, 2026 |
| Stephen Chunping Chang | Chief Executive Officer | 656,379 | 0 | 18 Mar, 2026 |
| Stephen Chunping Chang | Chief Executive Officer | 650,785 | 0 | 16 Apr, 2026 |
| Yifan Liang | Cfo And Corp Secretary | 278,628 | 0 | 16 Apr, 2026 |
| Yueh-Se Ho | Chief Operating Officer | 193,592 | 0 | 15 Nov, 2021 |
| Yueh-Se Ho | Chief Operating Officer | 193,592 | 0 | 15 Nov, 2021 |
| Bing Xue | Evp Ww Sales Bus Development | 134,449 | 0 | 18 Mar, 2026 |
| Bing Xue | Evp Ww Sales Bus Development | 134,449 | 0 | 18 Mar, 2026 |
| Wenjun Li | Chief Operating Officer | 86,558 | 0 | 25 Mar, 2026 |
| Wenjun Li | Chief Operating Officer | 86,558 | 0 | 25 Mar, 2026 |
| King Owyang | - | 75,256 | 0 | 12 Nov, 2025 |
| Michael L Pfeiffer | - | 71,294 | 0 | 12 Nov, 2025 |
| Michael L Pfeiffer | - | 71,294 | 0 | 12 Nov, 2025 |
| Michael J Salameh | - | 64,824 | 0 | 12 Nov, 2025 |
| Michael J Salameh | - | 64,824 | 0 | 12 Nov, 2025 |
| Claudia Chen | - | 32,253 | 0 | 12 Nov, 2025 |
| Claudia Chen | - | 32,253 | 0 | 12 Nov, 2025 |
| Lucas S. Chang | - | 30,885 | 0 | 12 Nov, 2025 |
| Lucas S. Chang | - | 30,885 | 0 | 12 Nov, 2025 |
| So-Yeon Jeong | - | 23,800 | 0 | 12 Nov, 2025 |
| Hanqing Li | - | 23,800 | 0 | 12 Nov, 2025 |
| Hanqing Li | - | 23,800 | 0 | 12 Nov, 2025 |
| So-Yeon Jeong | - | 23,800 | 0 | 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 |
|---|---|---|---|---|---|---|---|---|
| 14 Apr, 2026 | Stephen Chunping Chang | Common Share | D | 5,594 | $31.90 | 650,785 | D | S |
| 14 Apr, 2026 | Yifan Liang | Common Shares | D | 7,391 | $29.00 | 297,754 | D | S |
| 14 Apr, 2026 | Yifan Liang | Common Shares | D | 7,939 | $30.00 | 289,815 | D | S |
| 14 Apr, 2026 | Yifan Liang | Common Shares | D | 11,187 | $32.00 | 278,628 | D | S |
| 16 Mar, 2026 | Wenjun Li | Common Share | D | 3,319 | $21.43 | 68,846 | D | F |
| 16 Mar, 2026 | Mike F Chang | Common Shares | D | 14,419 | $21.43 | 4,355,155 | D | F |
| 16 Mar, 2026 | Wenjun Li | Common Share | D | 2,288 | $21.43 | 66,558 | D | F |
| 16 Mar, 2026 | Mike F Chang | Common Shares | A | 22,500 | $0.00 | 4,390,326 | D | A |
| 16 Mar, 2026 | Wenjun Li | Common Share | A | 10,000 | $0.00 | 86,558 | D | A |
| 16 Mar, 2026 | Stephen Chunping Chang | Common Share | A | 67,500 | $0.00 | 632,362 | D | A |
| 16 Mar, 2026 | Wenjun Li | Common Share | A | 10,000 | $0.00 | 82,165 | D | A |
| 16 Mar, 2026 | Mike F Chang | Common Shares | A | 22,500 | $0.00 | 4,392,074 | D | A |
| 16 Mar, 2026 | Bing Xue | Common Share | D | 2,408 | $21.92 | 113,631 | D | S |
| 16 Mar, 2026 | Yifan Liang | Common Shares | A | 22,500 | $0.00 | 294,144 | D | A |
| 16 Mar, 2026 | Stephen Chunping Chang | Common Share | D | 25,644 | $21.43 | 606,718 | D | F |
| 16 Mar, 2026 | Yifan Liang | Common Shares | D | 6,889 | $21.43 | 287,255 | D | F |
| 16 Mar, 2026 | Wenjun Li | Common Share | D | 3,272 | $21.43 | 78,893 | D | F |
| 16 Mar, 2026 | Bing Xue | Common Share | A | 15,000 | $0.00 | 128,631 | D | A |
| 16 Mar, 2026 | Mike F Chang | Common Shares | D | 17,984 | $21.43 | 4,374,090 | D | F |
| 16 Mar, 2026 | Yifan Liang | Common Shares | D | 4,610 | $21.43 | 282,645 | D | F |