<SEC-DOCUMENT>0001158172-21-000098.txt : 20210701
<SEC-HEADER>0001158172-21-000098.hdr.sgml : 20210701
<ACCEPTANCE-DATETIME>20210701192004
ACCESSION NUMBER:		0001158172-21-000098
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20210701
FILED AS OF DATE:		20210701
DATE AS OF CHANGE:		20210701

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Wendling Brian J
		CENTRAL INDEX KEY:			0001663090

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-33520
		FILM NUMBER:		211067606

	MAIL ADDRESS:	
		STREET 1:		12300 LIBERTY BOULEVARD
		CITY:			ENGLEWOOD
		STATE:			CO
		ZIP:			80112

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			COMSCORE, INC.
		CENTRAL INDEX KEY:			0001158172
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-BUSINESS SERVICES, NEC [7389]
		IRS NUMBER:				541955550
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		11950 DEMOCRACY DRIVE
		STREET 2:		SUITE 600
		CITY:			RESTON
		STATE:			VA
		ZIP:			20190
		BUSINESS PHONE:		703-438-2000

	MAIL ADDRESS:	
		STREET 1:		11950 DEMOCRACY DRIVE
		STREET 2:		SUITE 600
		CITY:			RESTON
		STATE:			VA
		ZIP:			20190

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	COMSCORE NETWORKS INC
		DATE OF NAME CHANGE:	20010827
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wf-form4_162518157174407.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2021-07-01</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001158172</issuerCik>
        <issuerName>COMSCORE, INC.</issuerName>
        <issuerTradingSymbol>SCOR</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001663090</rptOwnerCik>
            <rptOwnerName>Wendling Brian J</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O COMSCORE, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>11950 DEMOCRACY DRIVE STE. 600</rptOwnerStreet2>
            <rptOwnerCity>RESTON</rptOwnerCity>
            <rptOwnerState>VA</rptOwnerState>
            <rptOwnerZipCode>20190</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle></officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable></nonDerivativeTable>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Restricted Stock Units</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>0.0</value>
                <footnoteId id="F1"/>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2021-07-01</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>50100</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F2"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F2"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>50100.0</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>50100</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Each restricted stock unit represents a contingent right to receive one share of the Company's common stock.</footnote>
        <footnote id="F2">This restricted stock unit award was granted pursuant to the terms of the comScore, Inc. 2018 Equity and Incentive Compensation Plan. This award, which represents compensation for the 2021-2022 director term, will vest in full on the earliest of (i) the date of the Company's 2022 annual meeting of stockholders, (ii) June 30, 2022, and (iii) the date of a change in control of the Company, subject in each case to the reporter's continued status as a member of the Company's Board of Directors on the vesting date. Vested units will be delivered in shares of common stock upon a separation from service or a change in control of the Company, as set forth in the applicable award notice.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Ashley Wright, Attorney-in-Fact</signatureName>
        <signatureDate>2021-07-01</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
