InsiderTrades

Form 4 for AAOI APPLIED OPTOELECTRONICS, INC.

Accepted 2026-05-19 19:04:50 ET · period of report 2026-05-15 · accession 0001683168-26-004133 · 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 19:04 2026-05-15 AAOI Kuo David C *** See Remarks A - Grant $0.00 +156.6K 235.7K +198% $0
2026-05-19 19:04 2026-05-19 AAOI Kuo David C *** See Remarks F - Tax $190.36 -19.1K 216.6K -8% -$3.63M
2026-05-19 19:04 2026-05-19 AAOI Kuo David C *** See Remarks S - Sale $173.26 -19.2K 197.4K -9% -$3.33M

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock, $.001 par value 2026-05-15 A A 156,583 $0.00 235,661 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 19,064 $190.36 216,597 D — — (F2) Consists of shares withheld to satisfy applicable tax withholding obligations.
3 Common Common Stock, $.001 par value 2026-05-19 S D 19,227 $173.26 197,370 D — —