144/A: Issuer Information

Name of Issuer

Opendoor Technologies Inc.

SEC File Number

001-39253

Address of Issuer

410 N. SCOTTSDALE ROAD, SUITE 1000
TEMPE
ARIZONA
85288

Phone

480-618-6760

Name of Person for Whose Account the Securities are To Be Sold

Schaub Sydney

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

144/A: 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

Charles Schwab Corp
3000 Schwab Way
Westlake TX 76262

610675

4085415.75

772845479

11/24/2025

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/A: 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

09/15/2023

Restricted Stock Units

Issuer

27881

09/15/2023

N/A

Common Shares

12/15/2023

Restricted Stock Units

Issuer

53615

12/15/2023

N/A

Common Shares

03/15/2024

Restricted Stock Units

Issuer

74021

03/15/2024

N/A

Common Shares

06/15/2024

Restricted Stock Units

Issuer

74865

06/15/2024

N/A

Common Shares

07/15/2024

Restricted Stock Units

Issuer

17366

07/15/2024

N/A

Common Shares

08/30/2024

Employee Stock Purchase Plan

Issuer

5000

08/30/2024

Cash

Common Shares

09/15/2024

Restricted Stock Units

Issuer

52613

09/15/2024

N/A

Common Shares

10/15/2024

Restricted Stock Units

Issuer

12694

10/15/2024

N/A

Common Shares

12/15/2024

Restricted Stock Units

Issuer

25161

12/15/2024

N/A

Common Shares

01/15/2025

Restricted Stock Units

Issuer

10848

01/15/2025

N/A

Common Shares

03/15/2025

Restricted Stock Units

Issuer

59046

03/15/2025

N/A

Common Shares

04/15/2025

Restricted Stock Units

Issuer

12474

04/15/2025

N/A

Common Shares

06/15/2025

Restricted Stock Units

Issuer

72267

06/15/2025

N/A

Common Shares

07/15/2025

Restricted Stock Units

Issuer

12401

07/15/2025

N/A

Common Shares

08/29/2025

Employee Stock Purchase Plan

Issuer

5000

08/29/2025

Cash

Common Shares

09/15/2025

Restricted Stock Units

Issuer

82120

09/15/2025

N/A

Common Shares

10/15/2025

Restricted Stock Units

Issuer

13303

10/15/2025

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/A: 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

Sydney Schaub
410 N. Scottsdale Road
Suite 1000
Tempe AZ 85288

Common

11/11/2025

128000

1023986.12

144/A: Remarks and Signature

Remarks

This Form 144/A amends the Form 144 filed on 11/24/2025 to update the number of shares or other units outstanding.

Date of Notice

11/25/2025

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/Sydney Schaub

144/A: Filer Information

Submission Contact Information

144/A: Issuer Information

144/A: Securities Information

144/A: Securities To Be Sold

144/A: Securities Sold During The Past 3 Months

144/A: Remarks and Signature

ATTENTION:

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)