Richard B. Black - 05 Mar 2026 Form 4 Insider Report for APPLIED OPTOELECTRONICS, INC. (AAOI)

Reporting relationship: Director
Issuer ticker: AAOI
Reported as of: 05 Mar 2026
Net transaction value: -$306,945
SEC form: 4
Accepted by SEC: 05 Mar 2026, 17:46:46 UTC
Prior SEC filing: 01 Dec 2025
Next SEC filing: 11 Jun 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 05 Mar 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: 05 Mar 2026, 17:46.

Change

Previous filing in this sequence was filed on 01 Dec 2025.
Current net transaction value: -$306,945.

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: 05 Mar 2026

Reported non-derivative transactions

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

AAOI transaction

Common Stock, $.001 par value

Sale

Transaction value: $306,945
Shares: -3,231
Change %: -1.9%
Price: $95.00
Shares after: 164,363
Date: 05 Mar 2026
Ownership: By Trust
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

The shares were sold by The Richard B. Black Revocable Trust U/A Dtd. Aug 31, 1998; Richard B. Black TTEE, to which the reporting person contributed 10,231 shares of common stock on February 19, 2024, in a transaction that resulted in a change in form of beneficial ownership from direct to indirect. The shares were sold in multiple transactions on March 05, 2026 at actual sale price of $95.00 per share. The reporting person undertakes to provide upon request by SEC staff, the issuer, or a securityholder of the issuer, full information regarding the number of shares sold during each transaction. The shares were held by the reporting person in a revocable living trust of which the reporting person is the trustee and beneficial owner.