As of April 25, 2026, Applied Optoelectronics's top three insider holders are Chih-Hsiang (Thompson) Lin (President And Ceo, 1.71Mn shares), Chih-Hsiang (Thompson) Lin (President And Ceo, 1.71Mn shares), Chih-Hsiang (Thompson) Lin (President And Ceo, 1.69Mn shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Chih-Hsiang (Thompson) Lin | President And Ceo | 1,705,277 | 0 | 11 Feb, 2026 |
| Chih-Hsiang (Thompson) Lin | President And Ceo | 1,705,277 | 0 | 11 Feb, 2026 |
| Chih-Hsiang (Thompson) Lin | President And Ceo | 1,688,605 | 0 | 24 Apr, 2026 |
| Chih-Hsiang (Thompson) Lin | President And Ceo | 0 | 1,661,165 | 15 Aug, 2025 |
| Chih-Hsiang (Thompson) Lin | President And Ceo | 0 | 1,661,165 | 15 Aug, 2025 |
| Chih-Hsiang (Thompson) Lin | President And Ceo | 0 | 1,661,165 | 15 Aug, 2025 |
| Chih-Hsiang (Thompson) Lin | President And Ceo | 0 | 1,655,415 | 14 Aug, 2025 |
| Chih-Hsiang (Thompson) Lin | President And Ceo | 0 | 1,655,415 | 14 Aug, 2025 |
| Chih-Hsiang (Thompson) Lin | President And Ceo | 0 | 1,655,415 | 14 Aug, 2025 |
| Chih-Hsiang (Thompson) Lin | President And Ceo | 983,087 | 0 | 26 Jan, 2022 |
| Chih-Hsiang (Thompson) Lin | President And Ceo | 983,087 | 0 | 26 Jan, 2022 |
| Chih-Hsiang (Thompson) Lin | President And Ceo | 983,087 | 0 | 26 Jan, 2022 |
| Shu-Hua (Joshua) Yeh | - | 317,342 | 0 | 24 Apr, 2026 |
| Stefan J. Murry | Chief Financial Officer | 270,126 | 0 | 24 Apr, 2026 |
| Che-Wei Lin | - | 253,506 | 0 | 15 Aug, 2025 |
| Che-Wei Lin | - | 253,506 | 0 | 15 Aug, 2025 |
| Che-Wei Lin | - | 253,506 | 0 | 15 Aug, 2025 |
| William H Yeh | - | 238,819 | 0 | 10 Mar, 2026 |
| William H Yeh | - | 238,819 | 0 | 10 Mar, 2026 |
| William H Yeh | - | 238,819 | 0 | 10 Mar, 2026 |
| Hung-Lun (Fred) Chang | - | 233,618 | 0 | 18 Mar, 2026 |
| Hung-Lun (Fred) Chang | - | 233,618 | 0 | 18 Mar, 2026 |
| Hung-Lun (Fred) Chang | - | 228,478 | 0 | 24 Apr, 2026 |
| Shu-Hua (Joshua) Yeh | - | 223,445 | 0 | 26 Jan, 2022 |
| Min-Chu (Mike) Chen | - | 169,300 | 20,000 | 10 Mar, 2026 |
| Min-Chu (Mike) Chen | - | 169,300 | 20,000 | 10 Mar, 2026 |
| Min-Chu (Mike) Chen | - | 169,300 | 20,000 | 10 Mar, 2026 |
| Richard B Black | - | 170,094 | 0 | 17 Jun, 2025 |
| Stefan J. Murry | Chief Financial Officer | 164,618 | 0 | 26 Jan, 2022 |
| Richard B Black | - | 0 | 164,363 | 05 Mar, 2026 |
| Cynthia Delaney | - | 116,222 | 0 | 05 Mar, 2026 |
| Cynthia Delaney | - | 116,222 | 0 | 05 Mar, 2026 |
| Cynthia Delaney | - | 116,222 | 0 | 05 Mar, 2026 |
| David C Kuo | General Counsel And Secretary | 92,115 | 0 | 26 Jan, 2022 |
| David C Kuo | General Counsel And Secretary | 79,078 | 0 | 24 Apr, 2026 |
| Elizabeth G Loboa | - | 20,523 | 0 | 05 Mar, 2026 |
| Elizabeth G Loboa | - | 20,523 | 0 | 05 Mar, 2026 |
| Elizabeth G Loboa | - | 20,523 | 0 | 05 Mar, 2026 |
* 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 |
|---|---|---|---|---|---|---|---|---|
| 22 Apr, 2026 | Chih-Hsiang (Thompson) Lin | Common Stock, $.001 par value | D | 9,331 | $150.57 | 1,695,946 | D | F |
| 22 Apr, 2026 | Chih-Hsiang (Thompson) Lin | Common Stock, $.001 par value | D | 9,331 | $150.57 | 1,695,946 | D | F |
| 22 Apr, 2026 | Shu-Hua (Joshua) Yeh | Common Stock, $.001 par value | D | 2,553 | $150.57 | 319,498 | D | F |
| 22 Apr, 2026 | Stefan J. Murry | Common Stock, $.001 par value | D | 3,266 | $150.57 | 272,804 | D | F |
| 22 Apr, 2026 | Hung-Lun (Fred) Chang | Common Stock, $.001 par value | D | 2,940 | $150.57 | 230,678 | D | F |
| 22 Apr, 2026 | Stefan J. Murry | Common Stock, $.001 par value | D | 3,266 | $150.57 | 272,804 | D | F |
| 22 Apr, 2026 | Hung-Lun (Fred) Chang | Common Stock, $.001 par value | D | 2,940 | $150.57 | 230,678 | D | F |
| 22 Apr, 2026 | David C Kuo | Common Stock, $.001 par value | D | 2,053 | $150.57 | 80,610 | D | F |
| 22 Apr, 2026 | Shu-Hua (Joshua) Yeh | Common Stock, $.001 par value | D | 2,553 | $150.57 | 319,498 | D | F |
| 22 Apr, 2026 | David C Kuo | Common Stock, $.001 par value | D | 2,053 | $150.57 | 80,610 | D | F |
| 22 Apr, 2026 | Shu-Hua (Joshua) Yeh | Common Stock, $.001 par value | D | 609 | $150.57 | 318,889 | D | F |
| 22 Apr, 2026 | Hung-Lun (Fred) Chang | Common Stock, $.001 par value | D | 673 | $150.57 | 230,005 | D | F |
| 22 Apr, 2026 | Shu-Hua (Joshua) Yeh | Common Stock, $.001 par value | D | 609 | $150.57 | 318,889 | D | F |
| 22 Apr, 2026 | Chih-Hsiang (Thompson) Lin | Common Stock, $.001 par value | D | 2,486 | $150.57 | 1,693,460 | D | F |
| 22 Apr, 2026 | David C Kuo | Common Stock, $.001 par value | D | 518 | $150.57 | 80,092 | D | F |
| 22 Apr, 2026 | Stefan J. Murry | Common Stock, $.001 par value | D | 746 | $150.57 | 272,058 | D | F |
| 22 Apr, 2026 | Chih-Hsiang (Thompson) Lin | Common Stock, $.001 par value | D | 2,486 | $150.57 | 1,693,460 | D | F |
| 22 Apr, 2026 | David C Kuo | Common Stock, $.001 par value | D | 518 | $150.57 | 80,092 | D | F |
| 22 Apr, 2026 | Hung-Lun (Fred) Chang | Common Stock, $.001 par value | D | 673 | $150.57 | 230,005 | D | F |
| 22 Apr, 2026 | Stefan J. Murry | Common Stock, $.001 par value | D | 746 | $150.57 | 272,058 | D | F |