David C. Kuo - Oct 22, 2025 Form 4 Insider Report for APPLIED OPTOELECTRONICS, INC. (AAOI)

Role
***Senior Vice President and Chief Legal Officer
Signature
/s/ David C. Kuo
Stock symbol
AAOI
Transactions as of
Oct 22, 2025
Transactions value $
-$131,028
Form type
4
Date filed
10/24/2025, 04:02 PM
Previous filing
Aug 15, 2025
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Kuo David C ***Senior Vice President and Chief Legal Officer C/O APPLIED OPTOELECTRONICS, INC., 13139 JESS PIRTLE BLVD., SUGAR LAND /s/ David C. Kuo 2025-10-24 0001587422

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction AAOI Common Stock, $.001 par value Tax liability -$35.6K -1.07K -0.72% $33.40 146K Oct 22, 2025 Direct F1
transaction AAOI Common Stock, $.001 par value Tax liability -$62.4K -1.87K -1.28% $33.40 144K Oct 22, 2025 Direct F2
transaction AAOI Common Stock, $.001 par value Tax liability -$15.8K -472 -0.33% $33.40 144K Oct 22, 2025 Direct F3
transaction AAOI Common Stock, $.001 par value Tax liability -$17.2K -516 -0.36% $33.40 143K Oct 22, 2025 Direct F4
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Reflects shares surrendered to the Issuer to satisfy tax-withholding obligations upon the vesting of restricted stock unit award granted on June 27, 2022.
F2 Reflects shares surrendered to the Issuer to satisfy tax-withholding obligations upon the vesting of restricted stock unit award granted on June 26, 2023.
F3 Reflects shares surrendered to the Issuer to satisfy tax-withholding obligations upon the vesting of restricted stock unit award granted on April 29, 2024.
F4 Reflects shares surrendered to the Issuer to satisfy tax-withholding obligations upon the vesting of restricted stock unit award granted on April 11, 2025.

Remarks:

***Senior Vice President and Chief Legal Officer