AAOI insider sale notice: 29,000 shares

AAOI insider notice to sell shares filed on 05/19/2026.

Rhea-AI Filing Summary

AAOI insider notice to sell shares filed on 05/19/2026. The filing lists a proposed sale of 29,000 common shares by Kuo David C, with a corresponding amount shown as $2,903,700.40. The broker listed is Citigroup Global Markets at 390 Greenwich St, New York. The entry also shows the trade date as 05/19/2026 and class of security as COMMON STOCK.

Insights

Securities Compliance Counsel

Routine Form 144 notice for an affiliate sale of common stock.

The filing records a proposed sale of 29,000 common shares by Kuo David C with Citigroup Global Markets named as the broker and a monetary figure of $2,903,700.40 shown alongside the transaction date 05/19/2026.

Form 144 is a notice required for certain affiliate sales under resale rules; the filing itself does not indicate completion. Subsequent transaction reporting (Forms 4 or broker confirmations) will show actual execution and proceeds.

Key Figures

Shares reported: 29,000 shares Amount shown: $2,903,700.40 Form date: 05/19/2026 +1 more

4 metrics

Shares reported 29,000 shares listed under 'Securities Sold During The Past 3 Months' with date <date>03/19/2026</date>

Amount shown $2,903,700.40 monetary figure adjacent to the 29,000-share entry

Form date 05/19/2026 date associated with the securities and broker entries

Broker Citigroup Global Markets named broker at 390 Greenwich St, New York, NY

Key Terms

Form 144, PSU, COMMON SHARES

3 terms

Form 144 regulatory

"144: Securities Sold During The Past 3 Months"

Form 144 is a document that investors must file with the government when they plan to sell a large number of shares of a company's stock. It helps ensure transparency so everyone knows how many shares are being sold and when, which can impact the stock's price.

PSU financial

"COMMON SHARES | 05/19/2026 | PSU | ISSUER"

A PSU is a company where the government owns a controlling stake and often plays a direct role in its management and strategy. Think of it like a business that operates with public oversight, similar to a town-run utility versus a private neighborhood service. Investors watch PSUs differently because government involvement can affect profits, dividend policies, regulatory treatment and stability, so these stocks may behave more like policy instruments than pure market-driven enterprises.

COMMON SHARES financial

"COMMON SHARES | 05/19/2026 | PSU | ISSUER"

Common shares are the basic units of ownership in a company that give holders a claim on profits and a right to vote on key matters, like electing the board. Think of them as membership cards in a club: they let you share in successes and losses, but in a bankruptcy or liquidation they are paid after creditors and preferred shareholders, so their value can swing more and matters for assessing risk and potential return.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does the AAOI Form 144 filed on 05/19/2026 report?

It reports a proposed sale of 29,000 common shares by Kuo David C with a line showing $2,903,700.40. The broker listed is Citigroup Global Markets and the transaction date is 05/19/2026.

Does the Form 144 show that the AAOI shares were sold?

No; the Form 144 is a notice of a proposed sale and does not confirm completion. Execution and final proceeds would be reported separately in transaction confirmations or subsequent filings.

Who is the broker handling the reported AAOI sale?

The broker listed is Citigroup Global Markets at 390 Greenwich Street, New York. That name appears on the form in association with the proposed sale dated 05/19/2026.

What is the role of the monetary figure shown on the AAOI Form 144?

The form shows $2,903,700.40 connected to the 29,000 shares entry, representing the amount reported on the filing for that block. The filing itself is a disclosure of intent rather than a settlement record.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 05/19/2026 - 07:14 AM EDT Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001587422
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	APPLIED OPTOELECTRONICS, INC.
SEC File Number	001-36083
Address of Issuer	13139 JESS PIRTLE BLVD SUGAR LAND TEXAS 77478
Phone	281-295-1800
Name of Person for Whose Account the Securities are To Be Sold	Kuo David C
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Officer
Relationship to Issuer	SENIOR VICE PRESIDENT AND CHIEF LEGAL OFFICER

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
COMMON STOCK	CITIGROUP GLOBAL MARKETS 390 GREENWICH ST NEW YORK NY 10013	19227	3331270.02	80242767	05/19/2026	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
COMMON SHARES	05/19/2026	PSU	ISSUER			19227	05/19/2026	NA

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Kuo David C 13139 JESS PIRTLE BLVD SUGARLAND TX 77478	COMMON SHARES	03/19/2026	29000	2903700.40

144: Remarks and Signature

Remarks	SECTION 3 D BASED ON MAY 18 26 CLOSING PRICE 173.26
Date of Notice	05/19/2026
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	CONFORMED SIGNATURE ON FILE
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)