<SEC-DOCUMENT>0001981335-25-000003.txt : 20251104
<SEC-HEADER>0001981335-25-000003.hdr.sgml : 20251104
<ACCEPTANCE-DATETIME>20251104165925
ACCESSION NUMBER:		0001981335-25-000003
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20251103
FILED AS OF DATE:		20251104
DATE AS OF CHANGE:		20251104

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			van der Kooi Frederik
		CENTRAL INDEX KEY:			0001981335
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-36153
		FILM NUMBER:		251450414

	MAIL ADDRESS:	
		STREET 1:		C/O CRITEO LEGAL DEPT.
		STREET 2:		387 PARK AVENUE SOUTH, 12TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10016

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Criteo S.A.
		CENTRAL INDEX KEY:			0001576427
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-ADVERTISING AGENCIES [7311]
		ORGANIZATION NAME:           	07 Trade & Services
		EIN:				000000000
		STATE OF INCORPORATION:			I0
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		32 RUE BLANCHE
		CITY:			PARIS
		STATE:			I0
		ZIP:			75009
		BUSINESS PHONE:		33175850939

	MAIL ADDRESS:	
		STREET 1:		32 RUE BLANCHE
		CITY:			PARIS
		STATE:			I0
		ZIP:			75009
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wk-form4_1762293562.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0508</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2025-11-03</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001576427</issuerCik>
        <issuerName>Criteo S.A.</issuerName>
        <issuerTradingSymbol>CRTO</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001981335</rptOwnerCik>
            <rptOwnerName>van der Kooi Frederik</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O CRITEO LEGAL DEPT.</rptOwnerStreet1>
            <rptOwnerStreet2>387 PARK AVENUE SOUTH, 12TH FLOOR</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10016</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <aff10b5One>0</aff10b5One>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Ordinary Shares</value>
                <footnoteId id="F1"/>
            </securityTitle>
            <transactionDate>
                <value>2025-11-03</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F2"/>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>7701</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>22.61</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>14301</value>
                    <footnoteId id="F3"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Ordinary Shares</value>
                <footnoteId id="F1"/>
            </securityTitle>
            <transactionDate>
                <value>2025-11-03</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>2299</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>22.61</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>16600</value>
                    <footnoteId id="F3"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">The Ordinary Shares may be represented by American Depositary Shares, each of which currently represents one Ordinary Share.</footnote>
        <footnote id="F2">The Reporting Person purchased these securities in accordance with a compensation plan between the Issuer and members of its Board of Directors. As part of its independent director compensation program, the Issuer annually pays additional remuneration to its non-employee directors to facilitate their investment in Company securities. This additional remuneration must be used by the recipient, within a certain period of time, to purchase Issuer securities on the open market. These securities are subject to a time-based shareholding commitment agreed to by the Reporting Person.</footnote>
        <footnote id="F3">For more information about the equity of the Issuer held by the Reporting Person, please see the Issuer's most recent definitive proxy statement filed with the Securities and Exchange Commission.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Ryan Damon, as attorney-in-fact for Frederik van der Kooi</signatureName>
        <signatureDate>2025-11-04</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
