Opendoor COO Giang Nguyen sells $20.7K in shares

The sale was described as a tax-withholding transaction under a Rule 10b5-1 sell-to-cover election, not a discretionary trade.

Rhea-AI Filing Summary

Giang Nguyen, Opendoor Technologies Inc.’s Chief Operating Officer, reported a sale of 10,393 common shares on October 15, 2026, with an aggregate market value of $20,682.07. The stated purpose was to satisfy tax withholding upon settlement of previously granted restricted stock awards under a Rule 10b5-1 “sell to cover” election; the remarks say the sale was not discretionary.

Key Figures

Common shares sold: 10,393 shares Aggregate market value: $20,682.07 Shares outstanding: 971,091,050 shares +2 more

5 metrics

Common shares sold 10,393 shares Sale reported for October 15, 2026

Aggregate market value $20,682.07 Reported sale on October 15, 2026

Shares outstanding 971,091,050 shares Figure in the securities information

Common shares sold 3,591 shares Sales during the prior three months; sale dated July 15, 2026

Aggregate market value $16,823.48 Sales during the prior three months

Key Terms

Rule 10b5-1, sell to cover, restricted stock awards, tax withholding obligation

4 terms

Rule 10b5-1 financial

"pursuant to a Rule 10b5-1 "sell to cover" election"

Rule 10b5-1 is a regulation that allows company insiders to buy or sell their shares at predetermined times, even if they have access to non-public information. It acts like setting a schedule in advance for transactions, helping prevent accusations of unfair trading. This rule provides a way for insiders to plan trades transparently, giving investors confidence that these transactions are not based on hidden information.

sell to cover financial

""sell to cover" election made by the Reporting Person"

Sell to cover is when a person who receives company stock through options or awards sells just enough shares immediately to pay required taxes, exercise costs, or fees, keeping the rest. Think of it like cashing part of a bonus to cover the tax bill so you can keep the remainder. For investors, it can create predictable small selling pressure and slightly change the number of shares actually held by insiders without increasing long‑term dilution.

restricted stock awards financial

"settlement of previously granted restricted stock awards"

Restricted stock awards are company shares given to employees or executives that cannot be sold or transferred until certain conditions — like staying with the company for a set time or meeting performance targets — are met, like a gift that is locked in a safe until rules are satisfied. Investors care because these awards tie management’s pay to company performance, can increase the number of shares outstanding when they become tradable (dilution), and may signal expected future selling pressure or commitment to long-term growth.

tax withholding obligation financial

"satisfy the Reporting Person's tax withholding obligation"

FAQ

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

How many shares did Opendoor COO Giang Nguyen sell?

Giang Nguyen, Opendoor Technologies Inc.’s Chief Operating Officer, reported a sale of 10,393 common shares on October 15, 2026, with an aggregate market value of $20,682.07.

Why did Opendoor COO Giang Nguyen sell shares?

The stated purpose was to satisfy tax withholding upon settlement of previously granted restricted stock awards under a Rule 10b5-1 “sell to cover” election. The remarks say the sale was not a discretionary trade.

What other sales did Giang Nguyen report for the prior three months?

The prior-three-months section lists 3,591 common shares sold on July 15, 2026, with an aggregate market value of $16,823.48.

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

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Available on EDGAR 10/16/2026 - 04:14 PM EDT Accepted by SEC EDGAR 10/16/2026 - 04:14 PM 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	0002096999
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	Opendoor Technologies Inc.
SEC File Number	001-39253
Address of Issuer	1295 West Washington Street, Suite 115 Tempe ARIZONA 85288
Phone	480-618-6760
Name of Person for Whose Account the Securities are To Be Sold	Giang Nguyen
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	Chief Operating 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	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	10393	20682.07	971091050	10/15/2026	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	10/15/2026	Restricted Stock Units	Issuer			10393	10/15/2026	N/A

* 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
Giang Nguyen 1295 West Washington Street, Suite 115 Tempe AZ 85288	Common	07/15/2026	3591	16823.48

144: Remarks and Signature

Remarks	This sale was effected pursuant to a Rule 10b5-1 "sell to cover" election made by the Reporting Person for the sole purpose to satisfy the Reporting Person's tax withholding obligation upon the settlement of previously granted restricted stock awards. This sale does not represent a discretionary trade by the Reporting Person.
Date of Notice	10/16/2026
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	/s/ Giang Nguyen
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)