12 insiders reported 258 Form 4 transactions for APPLIED OPTOELECTRONICS, INC. (AAOI) over the past 18 months (most recent 2026-06-18). Recent activity: Chang Hung-Lun (Fred) (*** See Remarks) Sell 40,329 shares, Yeh Shu-Hua (Joshua) (*** See Remarks) Sell 6,000 shares, Yeh Shu-Hua (Joshua) (*** See Remarks) Sell 28,826 shares, Lin Chih-Hsiang (Thompson) (President and CEO) Sell 86,655 shares, Yeh Shu-Hua (Joshua) (*** See Remarks) Sell 23,397 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-06-18 | Chang Hung-Lun (Fred) | *** See Remarks | Sell | 40,329 | $6.9M |
| 2026-06-18 | Yeh Shu-Hua (Joshua) | *** See Remarks | Sell | 6,000 | $1.0M |
| 2026-06-16 | Yeh Shu-Hua (Joshua) | *** See Remarks | Sell | 28,826 | $4.8M |
| 2026-06-16 | Lin Chih-Hsiang (Thompson) | President and CEO | Sell | 86,655 | $15.0M |
| 2026-06-16 | Yeh Shu-Hua (Joshua) | *** See Remarks | Sell | 23,397 | $4.0M |
| 2026-06-16 | Murry Stefan J. | Chief Financial Officer | Sell | 30,330 | $5.2M |
| 2026-06-16 | Chang Hung-Lun (Fred) | *** See Remarks | Sell | 27,297 | $4.7M |
| 2026-06-16 | Kuo David C | *** See Remarks | Sell | 19,065 | $3.3M |
| 2026-06-16 | Murry Stefan J. | Chief Financial Officer | Sell | 33,000 | $5.5M |
| 2026-06-16 | Chang Hung-Lun (Fred) | *** See Remarks | Sell | 34,000 | $5.7M |
| 2026-06-16 | Kuo David C | *** See Remarks | Sell | 29,227 | $4.9M |
| 2026-06-16 | Lin Chih-Hsiang (Thompson) | President and CEO | Sell | 59,000 | $9.8M |
| 2026-06-11 | Murry Stefan J. | Chief Financial Officer | Sell | 4,000 | $685,800 |
| 2026-06-11 | Flanagan Robert James | Director | Buy | 1,166 | $0 |
| 2026-06-11 | DeLaney Cynthia | Director | Buy | 1,166 | $0 |
| 2026-06-11 | Lin Che-Wei | Director | Buy | 1,166 | $0 |
| 2026-06-11 | Chen Min-Chu (Mike) | Director | Buy | 1,166 | $0 |
| 2026-06-11 | Yeh William H | Director | Buy | 1,166 | $0 |
| 2026-06-11 | BLACK RICHARD B | Director | Buy | 1,166 | $0 |
| 2026-06-08 | Yeh Shu-Hua (Joshua) | *** See Remarks | Sell | 5,000 | $1.0M |
| 2026-06-08 | Chang Hung-Lun (Fred) | *** See Remarks | Sell | 4,000 | $800,280 |
| 2026-06-08 | Yeh Shu-Hua (Joshua) | *** See Remarks | Sell | 5,000 | $1.0M |
| 2026-06-01 | Lin Chih-Hsiang (Thompson) | President and CEO | Sell | 85,790 | $0 |
| 2026-06-01 | Lin Chih-Hsiang (Thompson) | President and CEO | Buy | 85,790 | $0 |
| 2026-06-01 | Lin Chih-Hsiang (Thompson) | President and CEO | Sell | 721,812 | $0 |
Source: SEC Form 4 filings · as of 2026-06-18