Che-Wei Lin - 14 Aug 2025 Form 4 Insider Report for APPLIED OPTOELECTRONICS, INC. (AAOI)

Role: Director
Signature: /s/ David C. Kuo, attorney in fact for Che-Wei Lin
Issuer symbol: AAOI
Transactions as of: 14 Aug 2025
Net transactions value: +$99,739
Form type: 4
Filing time: 15 Aug 2025, 16:19:30 UTC
Previous filing: 17 Jun 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Lin Che-Wei	Director	C/O APPLIED OPTOELECTRONICS, INC., 13139 JESS PIRTLE BLVD., SUGAR LAND	/s/ David C. Kuo, attorney in fact for Che-Wei Lin	15 Aug 2025	0001601346

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	AAOI	Common Stock, $.001 par value	Purchase	$99,739	+4,609	+1.9%	$21.64	253,506	14 Aug 2025	Direct	F1

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	These shares were purchased in multiple transactions on August 14, 2025 at prices ranging from $21.41 to $22.09 per share. The price reported reflects the weighted average purchase prices for the transactions. The reporting person undertakes to provide, upon request by SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares purchased at each separate price.

Content

These shares were purchased in multiple transactions on August 14, 2025 at prices ranging from $21.41 to $22.09 per share. The price reported reflects the weighted average purchase prices for the transactions. The reporting person undertakes to provide, upon request by SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares purchased at each separate price.