<SEC-DOCUMENT>0001907093-24-000008.txt : 20240430
<SEC-HEADER>0001907093-24-000008.hdr.sgml : 20240430
<ACCEPTANCE-DATETIME>20240430203228
ACCESSION NUMBER:		0001907093-24-000008
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20240429
FILED AS OF DATE:		20240430
DATE AS OF CHANGE:		20240430

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Sestanovich Elizabeth
		CENTRAL INDEX KEY:			0001907093
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-39331
		FILM NUMBER:		24899548

	MAIL ADDRESS:	
		STREET 1:		C/O TREBIA ACQUISITION CORP.
		STREET 2:		41 MADISON AVENUE, SUITE 2020
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10010

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			System1, Inc.
		CENTRAL INDEX KEY:			0001805833
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-COMPUTER PROGRAMMING, DATA PROCESSING, ETC. [7370]
		ORGANIZATION NAME:           	06 Technology
		IRS NUMBER:				923978051
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		4235 REDWOOD AVENUE
		CITY:			MARINA DEL REY
		STATE:			CA
		ZIP:			90066
		BUSINESS PHONE:		310-924-6037

	MAIL ADDRESS:	
		STREET 1:		4235 REDWOOD AVENUE
		CITY:			MARINA DEL RAY
		STATE:			CA
		ZIP:			90066

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Trebia Acquisition Corp.
		DATE OF NAME CHANGE:	20200306
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wk-form4_1714523539.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0508</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2024-04-29</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001805833</issuerCik>
        <issuerName>System1, Inc.</issuerName>
        <issuerTradingSymbol>SST</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001907093</rptOwnerCik>
            <rptOwnerName>Sestanovich Elizabeth</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>4235 REDWOOD AVE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>LOS ANGELES</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>90066</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Chief People Officer</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <aff10b5One>0</aff10b5One>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Class A Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2024-04-29</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>F</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>1338</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>1.73</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>146455</value>
                    <footnoteId id="F2"/>
                    <footnoteId id="F3"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">Upon the vesting of 3,750 restricted stock units (&quot;RSUs&quot;) previously granted to the reporting person, the Company withheld 1,338 shares to cover the reporting person's tax withholding obligation with respect to the vesting of such RSUs.</footnote>
        <footnote id="F2">Includes 29,566 unvested RSUs.</footnote>
        <footnote id="F3">Includes 174 shares received in connection with pro-rata distributions from OpenMail2, LLC to its members, for no consideration and in an exempt transaction under Rule 16a-9, since the Reporting Person's last reportable transaction filed on Form 4.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Daniel Weinrot, Attorney-in-Fact for Elizabeth Sestanovich</signatureName>
        <signatureDate>2024-04-30</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
