Richard B. Black - 09 Jun 2026 Form 4 Insider Report for APPLIED OPTOELECTRONICS, INC. (AAOI)

Reporting relationship: Director
Issuer ticker: AAOI
Reported as of: 09 Jun 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 11 Jun 2026, 17:25:54 UTC
Prior SEC filing: 05 Mar 2026
Source filing: View source filing
Reporting owner signature: /s/ David C. Kuo, attorney in fact for Richard B. Black

Key filing fact

Richard B. Black filed Form 4 for APPLIED OPTOELECTRONICS, INC. (AAOI) on 11 Jun 2026.

Key facts

This page summarizes Richard B. Black's Form 4 filing for APPLIED OPTOELECTRONICS, INC. (AAOI).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 11 Jun 2026, 17:25.

Change

Previous filing in this sequence was filed on 05 Mar 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 0001199697 Primary reporting owner

BLACK RICHARD B

Relationship: Director
Address: C/O APPLIED OPTOELECTRONICS, INC., 13139 JESS PIRTLE BLVD., SUGAR LAND
Signature: /s/ David C. Kuo, attorney in fact for Richard B. Black
Signature date: 11 Jun 2026

Reported non-derivative transactions

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

AAOI transaction

Common Stock, $.001 par value

Award

Transaction value
Shares: +1,166
Change %: +0.71%
Price: $0.000000^*
Shares after: 165,529
Date: 09 Jun 2026
Ownership: Direct
Footnotes: F1

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

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 1 footnote

Footnote F1

These shares are granted in the form of Restricted Stock Units (RSUs) under the Company's 2026 Equity Incentive Plan. The grant vests as to 1/12th of the total number of shares on the same day every month starting on July 5, 2026, until all shares have vested.