Shu-Hua (joshua) Yeh - 22 Oct 2026 Form 4 Insider Report for APPLIED OPTOELECTRONICS, INC. (AAOI)

Reporting relationship: Senior Vice President and Asia General Manager.
Issuer ticker: AAOI
Reported as of: 22 Oct 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 26 Oct 2026, 16:05:09 UTC
Prior SEC filing: 07 Oct 2026
Source filing: View source filing
Reporting owner signature: /s/ David C. Kuo, attorney in fact for Shu-Hua (Joshua) Yeh

Filing notes and source

Key filing fact

Shu-Hua (joshua) Yeh filed Form 4 for APPLIED OPTOELECTRONICS, INC. (AAOI) on 26 Oct 2026.

Key facts

This page summarizes Shu-Hua (joshua) Yeh's Form 4 filing for APPLIED OPTOELECTRONICS, INC. (AAOI).
4 reported transactions and 0 derivative rows are listed below.
Accepted by SEC: 26 Oct 2026, 16:05.

Change

Previous filing in this sequence was filed on 07 Oct 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001587600 Primary reporting owner

Yeh Shu-Hua (Joshua)

Relationship: Senior Vice President and Asia General Manager.
Address: C/O APPLIED OPTOELECTRONICS, INC., 13139 JESS PIRTLE BLVD., SUGAR LAND
Signature: /s/ David C. Kuo, attorney in fact for Shu-Hua (Joshua) Yeh
Signature date: 26 Oct 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

AAOI transaction

Common Stock, $.001 par value

Tax liability

Transaction value
Shares: -1,202
Change %: -0.32%
Price: $77.32^*
Shares after: 370,296
Date: 22 Oct 2026
Ownership: Direct
Footnotes: F1

AAOI transaction

Common Stock, $.001 par value

Tax liability

Transaction value
Shares: -287
Change %: -0.08%
Price: $77.32^*
Shares after: 370,009
Date: 22 Oct 2026
Ownership: Direct
Footnotes: F2

AAOI transaction

Common Stock, $.001 par value

Tax liability

Transaction value
Shares: -406
Change %: -0.11%
Price: $77.32^*
Shares after: 369,603
Date: 22 Oct 2026
Ownership: Direct
Footnotes: F3

AAOI transaction

Common Stock, $.001 par value

Tax liability

Transaction value
Shares: -323
Change %: -0.09%
Price: $77.32^*
Shares after: 369,280
Date: 22 Oct 2026
Ownership: Direct
Footnotes: F4

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 4 footnotes

Footnote F1

Reflects shares surrendered to the Issuer to satisfy tax-withholding obligations upon the vesting of restricted stock unit award granted on June 26, 2023.

Footnote F2

Reflects shares surrendered to the Issuer to satisfy tax-withholding obligations upon the vesting of restricted stock unit award granted on April 29, 2024.

Footnote F3

Reflects shares surrendered to the Issuer to satisfy tax-withholding obligations upon the vesting of restricted stock unit award granted on April 11, 2025.

Footnote F4

Reflects shares surrendered to the Issuer to satisfy tax-withholding obligations upon the vesting of restricted stock unit award granted on February 9, 2026.

SEC remarks

Senior Vice President and Asia General Manager.