Hung-Lun (fred) Chang - 09 Feb 2026 Form 4 Insider Report for APPLIED OPTOELECTRONICS, INC. (AAOI)

Role
*** Senior Vice President and North America General Manager.
Signature
/s/ David C. Kuo, attorney in fact for Hung-Lun (Fred) Chang
Issuer symbol
AAOI
Transactions as of
09 Feb 2026
Net transactions value
$0
Form type
4
Filing time
11 Feb 2026, 17:10:24 UTC
Previous filing
26 Jan 2026
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Chang Hung-Lun (Fred) *** Senior Vice President and North America General Manager. C/O APPLIED OPTOELECTRONICS, INC., 13139 JESS PIRTLE BLVD., SUGAR LAND /s/ David C. Kuo, attorney in fact for Hung-Lun (Fred) Chang 11 Feb 2026 0001587462

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction AAOI Common Stock, $.001 par value Award $0 +25,799 +11% $0.000000 270,018 09 Feb 2026 Direct F1
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 The Restricted Stock Units (RSUs) were granted under the Company's Amended and Restated 2021 Equity Incentive Plan, one-sixteen of the RSUs vest every three months commencing on January 21, 2026.

Remarks:

*** Senior Vice President and North America General Manager.