<SEC-DOCUMENT>0001628280-26-029356.txt : 20260501
<SEC-HEADER>0001628280-26-029356.hdr.sgml : 20260501
<ACCEPTANCE-DATETIME>20260501162227
ACCESSION NUMBER:		0001628280-26-029356
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20260429
FILED AS OF DATE:		20260501
DATE AS OF CHANGE:		20260501

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Klein Michael Stuart
		CENTRAL INDEX KEY:			0001327392
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-39228
		FILM NUMBER:		26932929

	MAIL ADDRESS:	
		STREET 1:		C/O DAVIS POLK & WARDWELL
		STREET 2:		450 LEXINGTON AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10017

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Claritev Corp
		CENTRAL INDEX KEY:			0001793229
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-BUSINESS SERVICES, NEC [7389]
		ORGANIZATION NAME:           	07 Trade & Services
		EIN:				843536151
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		7900 TYSONS ONE PLACE
		STREET 2:		SUITE 400
		CITY:			MCLEAN
		STATE:			VA
		ZIP:			22102
		BUSINESS PHONE:		212-780-2000

	MAIL ADDRESS:	
		STREET 1:		7900 TYSONS ONE PLACE
		STREET 2:		SUITE 400
		CITY:			MCLEAN
		STATE:			VA
		ZIP:			22102

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MultiPlan Corp
		DATE OF NAME CHANGE:	20201008

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Churchill Capital Corp III
		DATE OF NAME CHANGE:	20200127

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Butler Acquisition Corp
		DATE OF NAME CHANGE:	20191105
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wk-form4_1777666944.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0609</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2026-04-29</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001793229</issuerCik>
        <issuerName>Claritev Corp</issuerName>
        <issuerTradingSymbol>CTEV</issuerTradingSymbol>
        <issuerForeignTradingSymbol></issuerForeignTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001327392</rptOwnerCik>
            <rptOwnerName>Klein Michael Stuart</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerNonUSAddressFlag>false</rptOwnerNonUSAddressFlag>
            <rptOwnerStreet1>640 FIFTH AVENUE, 12TH FLOOR</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10019</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle></officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <aff10b5One>0</aff10b5One>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Class A common stock</value>
            </securityTitle>
            <transactionDate>
                <value>2026-04-29</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>8977</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>24334</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Class A common stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>195490</value>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See note</value>
                    <footnoteId id="F3"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">Represents restricted stock units which vest on the earlier of the one-year anniversary of the grant date and the date of the next regularly scheduled annual meeting of stockholders of the issuer, subject to continued service through the vesting date; provided, however, that the restricted stock units vest pro rata based on the number of days of service provided to the issuer in the event of a voluntary resignation other than when grounds for termination for cause exist.</footnote>
        <footnote id="F2">Includes shares of Class A common stock directly held by M. Klein Associates, Inc. and another entity for which the Reporting Person serves as the managing member.</footnote>
        <footnote id="F3">The Reporting Person is the controlling stockholder of M. Klein Associates, Inc. The filing of this statement shall not be deemed to be an admission that, for purposes of Section 16 under the Securities Exchange Act of 1934, as amended, or otherwise, the Reporting Person is the beneficial owner of any securities reported herein. The Reporting Person disclaims beneficial ownership of any securities of the Issuer except to the extent of the Reporting Person's pecuniary interest therein.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Michael Stuart Klein</signatureName>
        <signatureDate>2026-05-01</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
