<SEC-DOCUMENT>0000035527-22-000097.txt : 20220218
<SEC-HEADER>0000035527-22-000097.hdr.sgml : 20220218
<ACCEPTANCE-DATETIME>20220218172257
ACCESSION NUMBER:		0000035527-22-000097
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20220216
FILED AS OF DATE:		20220218
DATE AS OF CHANGE:		20220218

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			CARMICHAEL GREG D
		CENTRAL INDEX KEY:			0001247734

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-33653
		FILM NUMBER:		22653944

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			FIFTH THIRD BANCORP
		CENTRAL INDEX KEY:			0000035527
		STANDARD INDUSTRIAL CLASSIFICATION:	STATE COMMERCIAL BANKS [6022]
		IRS NUMBER:				310854434
		STATE OF INCORPORATION:			OH
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		38 FOUNTAIN SQ PLZ
		STREET 2:		FIFTH THIRD CENTER
		CITY:			CINCINNATI
		STATE:			OH
		ZIP:			45263
		BUSINESS PHONE:		5135795300

	MAIL ADDRESS:	
		STREET 1:		38 FOUNTAIN SQ PLZ
		STREET 2:		FIFTH THIRD CENTER
		CITY:			CINCINNATI
		STATE:			OH
		ZIP:			45263
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wf-form4_164522295980871.xml
<DESCRIPTION>FORM 4
<TEXT>
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    <documentType>4</documentType>

    <periodOfReport>2022-02-16</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000035527</issuerCik>
        <issuerName>FIFTH THIRD BANCORP</issuerName>
        <issuerTradingSymbol>FITB</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001247734</rptOwnerCik>
            <rptOwnerName>CARMICHAEL GREG D</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>38 FOUNTAIN SQUARE PLAZA</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>CINCINNATI</rptOwnerCity>
            <rptOwnerState>OH</rptOwnerState>
            <rptOwnerZipCode>45263</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>CEO, Chair</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
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            <securityTitle>
                <value>Common Stock</value>
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            <transactionDate>
                <value>2022-02-16</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
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            <transactionAmounts>
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                <transactionPricePerShare>
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            <securityTitle>
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                <transactionCode>F</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
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                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
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        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Stock Appreciation Rights</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>49.51</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2022-02-16</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
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                <equitySwapInvolved>0</equitySwapInvolved>
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                    <value>76451</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                    <footnoteId id="F6"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>2022-02-16</value>
                <footnoteId id="F5"/>
            </exerciseDate>
            <expirationDate>
                <value>2032-02-16</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>76451.0</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>76451</value>
                </sharesOwnedFollowingTransaction>
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                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
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        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Performance Share award received upon satisfaction of performance criteria subject to vesting on February 16, 2022.</footnote>
        <footnote id="F2">Shares withheld for taxes upon the vesting performance shares granted to the reporting person.</footnote>
        <footnote id="F3">Restricted Stock granted pursuant to Fifth Third Bancorp Incentive Compensation Plan subject to vesting in three equal annual installments beginning on the first anniversary of the grant date.</footnote>
        <footnote id="F4">Shares withheld for taxes upon the vesting of restricted stock units granted to the reporting person on February 17, 2021.</footnote>
        <footnote id="F5">Indicates grant date. Stock appreciation rights are exercisable in thirds beginning on the first anniversary of the grant date with one-third of the total grant vesting annually over a three-year period.</footnote>
        <footnote id="F6">Granted pursuant to Fifth Third Bancorp Incentive Compensation Plan. No consideration paid.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Christopher R. England, as Attorney-in-Fact for Greg D. Carmichael</signatureName>
        <signatureDate>2022-02-18</signatureDate>
    </ownerSignature>
</ownershipDocument>
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</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
