<SEC-DOCUMENT>0001538716-23-000008.txt : 20230103
<SEC-HEADER>0001538716-23-000008.hdr.sgml : 20230103
<ACCEPTANCE-DATETIME>20230103173033
ACCESSION NUMBER:		0001538716-23-000008
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20221231
FILED AS OF DATE:		20230103
DATE AS OF CHANGE:		20230103

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Welts Frederic
		CENTRAL INDEX KEY:			0001488166

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-39050
		FILM NUMBER:		23503435

	MAIL ADDRESS:	
		STREET 1:		GOLDEN STATE WARRIORS
		STREET 2:		1011 BROADWAY
		CITY:			OAKLAND
		STATE:			CA
		ZIP:			94607

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Oportun Financial Corp
		CENTRAL INDEX KEY:			0001538716
		STANDARD INDUSTRIAL CLASSIFICATION:	FINANCE SERVICES [6199]
		IRS NUMBER:				453361983
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		2 CIRCLE STAR WAY
		CITY:			SAN CARLOS
		STATE:			CA
		ZIP:			94070
		BUSINESS PHONE:		(650) 810-8823

	MAIL ADDRESS:	
		STREET 1:		2 CIRCLE STAR WAY
		CITY:			SAN CARLOS
		STATE:			CA
		ZIP:			94070

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Progreso Financiero Holdings, Inc.
		DATE OF NAME CHANGE:	20120104
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wf-form4_167278501599798.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2022-12-31</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001538716</issuerCik>
        <issuerName>Oportun Financial Corp</issuerName>
        <issuerTradingSymbol>OPRT</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001488166</rptOwnerCik>
            <rptOwnerName>Welts Frederic</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O OPORTUN FINANCIAL CORPORATION</rptOwnerStreet1>
            <rptOwnerStreet2>2 CIRCLE STAR WAY</rptOwnerStreet2>
            <rptOwnerCity>SAN CARLOS</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94070</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle></officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2022-12-31</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>2836</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>25822</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">The shares represent a fully vested restricted stock unit award. Each restricted stock unit represents the right to receive at settlement, one share of common stock. The Reporting Person has elected to defer delivery of the shares, pursuant to the Restricted Stock Unit Award Grant Notice (Non-Employee Director) and Restricted Stock Unit Award Agreement and the deferral election form, subject to compliance with the Internal Revenue Code Section 409A. The shares will be delivered in a lump sum on the earlier of: (i) January 30 of the calendar year following the Reporting Person's separation of service from the Issuer or (ii) January 30, 2027.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Kathleen Layton (Attorney-in-Fact)</signatureName>
        <signatureDate>2023-01-03</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
