<SEC-DOCUMENT>0001959348-25-000010.txt : 20250916
<SEC-HEADER>0001959348-25-000010.hdr.sgml : 20250916
<ACCEPTANCE-DATETIME>20250916190339
ACCESSION NUMBER:		0001959348-25-000010
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20250912
FILED AS OF DATE:		20250916
DATE AS OF CHANGE:		20250916

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			McKinstray David
		CENTRAL INDEX KEY:			0001991898
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-41755
		FILM NUMBER:		251318426

	MAIL ADDRESS:	
		STREET 1:		ONE KELLOGG SQUARE
		CITY:			BATTLE CREEK
		STATE:			MI
		ZIP:			49016

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			WK Kellogg Co
		CENTRAL INDEX KEY:			0001959348
		STANDARD INDUSTRIAL CLASSIFICATION:	GRAIN MILL PRODUCTS [2040]
		ORGANIZATION NAME:           	04 Manufacturing
		EIN:				000000000
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0103

	BUSINESS ADDRESS:	
		STREET 1:		ONE KELLOGG SQUARE
		CITY:			BATTLE CREEK
		STATE:			MI
		ZIP:			49017
		BUSINESS PHONE:		269-961-2000

	MAIL ADDRESS:	
		STREET 1:		ONE KELLOGG SQUARE
		CITY:			BATTLE CREEK
		STATE:			MI
		ZIP:			49017

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	NORTH AMERICA CEREAL CO.
		DATE OF NAME CHANGE:	20221220
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wk-form4_1758063816.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0508</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2025-09-12</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001959348</issuerCik>
        <issuerName>WK Kellogg Co</issuerName>
        <issuerTradingSymbol>KLG</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001991898</rptOwnerCik>
            <rptOwnerName>McKinstray David</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>ONE KELLOGG SQUARE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>BATTLE CREEK</rptOwnerCity>
            <rptOwnerState>MI</rptOwnerState>
            <rptOwnerZipCode>49017</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Chief Financial Officer</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <aff10b5One>0</aff10b5One>

    <nonDerivativeTable></nonDerivativeTable>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Dividend Equivalent Units</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <footnoteId id="F1"/>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2025-09-12</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>1194.18</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F1"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F1"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>1194.18</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>10580</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Represents dividend equivalent units (DEUs) accrued on restricted stock units (RSUs) previously granted to the Reporting Person under the WK Kellogg Co 2023 Long-Term Incentive Plan. The DEUs will vest on the same terms and conditions as the corresponding RSUs to which they relate. Each DEU represents the contingent right to receive one share of the Issuer's common stock.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Gordon Paulson, Attorney-in-Fact</signatureName>
        <signatureDate>2025-09-16</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
