<SEC-DOCUMENT>0001793659-24-000078.txt : 20241025
<SEC-HEADER>0001793659-24-000078.hdr.sgml : 20241025
<ACCEPTANCE-DATETIME>20241025180221
ACCESSION NUMBER:		0001793659-24-000078
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20241023
FILED AS OF DATE:		20241025
DATE AS OF CHANGE:		20241025

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Sauers Kyle
		CENTRAL INDEX KEY:			0001588894
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-39232
		FILM NUMBER:		241398062

	MAIL ADDRESS:	
		STREET 1:		C/O ECHO GLOBAL LOGISTICS
		STREET 2:		600 W. CHICAGO AVENUE, SUITE 725
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60654

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Rush Street Interactive, Inc.
		CENTRAL INDEX KEY:			0001793659
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-MISCELLANEOUS AMUSEMENT & RECREATION [7990]
		ORGANIZATION NAME:           	07 Trade & Services
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		900 N. MICHIGAN AVENUE, SUITE 950
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60611
		BUSINESS PHONE:		773-893-5855

	MAIL ADDRESS:	
		STREET 1:		900 N. MICHIGAN AVENUE, SUITE 950
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60611

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	dMY Technology Group, Inc.
		DATE OF NAME CHANGE:	20191108
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wk-form4_1729893735.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0508</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2024-10-23</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001793659</issuerCik>
        <issuerName>Rush Street Interactive, Inc.</issuerName>
        <issuerTradingSymbol>RSI</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001588894</rptOwnerCik>
            <rptOwnerName>Sauers Kyle</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O RUSH STREET INTERACTIVE, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>900 N. MICHIGAN AVENUE, SUITE 950</rptOwnerStreet2>
            <rptOwnerCity>CHICAGO</rptOwnerCity>
            <rptOwnerState>IL</rptOwnerState>
            <rptOwnerZipCode>60611</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Chief Financial Officer</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <aff10b5One>0</aff10b5One>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Class A Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2024-10-23</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>F</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>14292</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>10.93</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>364548</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">Represents shares that have been withheld by the Issuer to satisfy income tax withholding and remittance obligations in connection with the vesting and net settlement of the Reporting Person's previously disclosed restricted stock units and does not represent a sale by the Reporting Person.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Kyle Sauers</signatureName>
        <signatureDate>2024-10-25</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
