Form 4 for AAOI APPLIED OPTOELECTRONICS, INC.
Accepted 2026-05-19 19:05:11 ET · period of report 2026-05-15 · accession 0001683168-26-004134 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026-05-19 19:05 | 2026-05-15 | AAOI | Lin Chih-Hsiang (Thompson) | Pres, CEO, Dir | A - Grant | $0.00 | +711.7K | 2.40M | +42% | $0 | |
| 2026-05-19 19:05 | 2026-05-19 | AAOI | Lin Chih-Hsiang (Thompson) | Pres, CEO, Dir | F - Tax | $190.36 | -86.7K | 2.31M | -4% | -$16.50M | |
| 2026-05-19 19:05 | 2026-05-19 | AAOI | Lin Chih-Hsiang (Thompson) | Pres, CEO, Dir | S - Sale | $173.26 | -58.0K | 2.26M | -3% | -$10.05M |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock, $.001 par value | 2026-05-15 | A | A | 711,743 | $0.00 | 2,400,348 | D | — | — | (F1) Consists of shares earned in settlement of performance vesting restricted stock units for the 2023-2026 performance period that were earned and settled with respect to maximum performance. |
| 2 | Common | Common Stock, $.001 par value | 2026-05-19 | F | D | 86,655 | $190.36 | 2,313,693 | D | — | — | (F2) Consists of shares withheld to satisfy applicable tax withholding obligations. |
| 3 | Common | Common Stock, $.001 par value | 2026-05-19 | S | D | 58,000 | $173.26 | 2,255,693 | D | — | — |