<SEC-DOCUMENT>0001801169-21-000125.txt : 20211118
<SEC-HEADER>0001801169-21-000125.hdr.sgml : 20211118
<ACCEPTANCE-DATETIME>20211118205338
ACCESSION NUMBER:		0001801169-21-000125
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20211117
FILED AS OF DATE:		20211118
DATE AS OF CHANGE:		20211118

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Low Ah Kee Andrew
		CENTRAL INDEX KEY:			0001727319

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-39253
		FILM NUMBER:		211426156

	MAIL ADDRESS:	
		STREET 1:		C/O GODADDY INC.
		STREET 2:		14455 N. HAYDEN RD.
		CITY:			SCOTTSDALE
		STATE:			AZ
		ZIP:			85260

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Opendoor Technologies Inc.
		CENTRAL INDEX KEY:			0001801169
		STANDARD INDUSTRIAL CLASSIFICATION:	REAL ESTATE AGENTS & MANAGERS (FOR OTHERS) [6531]
		IRS NUMBER:				981515020
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		410 N. SCOTTSDALE ROAD, SUITE 1600
		CITY:			TEMPE
		STATE:			AZ
		ZIP:			85281
		BUSINESS PHONE:		415-896-6737

	MAIL ADDRESS:	
		STREET 1:		410 N. SCOTTSDALE ROAD, SUITE 1600
		CITY:			TEMPE
		STATE:			AZ
		ZIP:			85281

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Social Capital Hedosophia Holdings Corp. II
		DATE OF NAME CHANGE:	20200124
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wf-form4_163728680447468.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2021-11-17</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001801169</issuerCik>
        <issuerName>Opendoor Technologies Inc.</issuerName>
        <issuerTradingSymbol>OPEN</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001727319</rptOwnerCik>
            <rptOwnerName>Low Ah Kee Andrew</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>410 N. SCOTTSDALE ROAD, SUITE 1600</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>TEMPE</rptOwnerCity>
            <rptOwnerState>AZ</rptOwnerState>
            <rptOwnerZipCode>85281</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>President</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2021-11-17</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>654803</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>21.6661</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>3987545</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">The sale was effected pursuant to a Rule 10b5-1 instruction letter to satisfy the Reporting Person's tax withholding obligation upon the vesting of previously granted equity awards. The transactions took place on November 16, 2021 and November 17, 2021 at prices ranging from $20.9875 to $22.2853.  Due to technical limitations of the Reporting Person's broker, the Reporting Person is not able to provide information with respect to specific securities sold on each date over a $1.00 price range.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Carrie Wheeler, Attorney-in fact</signatureName>
        <signatureDate>2021-11-18</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
