<SEC-DOCUMENT>0001209191-21-010241.txt : 20210212
<SEC-HEADER>0001209191-21-010241.hdr.sgml : 20210212
<ACCEPTANCE-DATETIME>20210212171722
ACCESSION NUMBER:		0001209191-21-010241
CONFORMED SUBMISSION TYPE:	5
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20201231
FILED AS OF DATE:		20210212
DATE AS OF CHANGE:		20210212

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Wasserman Frederick Gerald
		CENTRAL INDEX KEY:			0001384383

	FILING VALUES:
		FORM TYPE:		5
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-37939
		FILM NUMBER:		21629690

	MAIL ADDRESS:	
		STREET 1:		4 NOBADEER DRIVE
		CITY:			PENNINGTON
		STATE:			NJ
		ZIP:			08534

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Marker Therapeutics, Inc.
		CENTRAL INDEX KEY:			0001094038
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				880277072
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		3200 SOUTHWEST FREEWAY
		STREET 2:		SUITE 2500
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77027
		BUSINESS PHONE:		(713) 400-6400

	MAIL ADDRESS:	
		STREET 1:		3200 SOUTHWEST FREEWAY
		STREET 2:		SUITE 2500
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77027

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	TAPIMMUNE INC.
		DATE OF NAME CHANGE:	20170629

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	TAPIMMUNE INC
		DATE OF NAME CHANGE:	20070628

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	GENEMAX CORP
		DATE OF NAME CHANGE:	20020718
</SEC-HEADER>
<DOCUMENT>
<TYPE>5
<SEQUENCE>1
<FILENAME>doc5.xml
<DESCRIPTION>FORM 5 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>5</documentType>

    <periodOfReport>2020-12-31</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <form3HoldingsReported>0</form3HoldingsReported>

    <form4TransactionsReported>1</form4TransactionsReported>

    <issuer>
        <issuerCik>0001094038</issuerCik>
        <issuerName>Marker Therapeutics, Inc.</issuerName>
        <issuerTradingSymbol>MRKR</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001384383</rptOwnerCik>
            <rptOwnerName>Wasserman Frederick Gerald</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>3200 SOUTHWEST FREEWAY</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 2240</rptOwnerStreet2>
            <rptOwnerCity>HOUSTON</rptOwnerCity>
            <rptOwnerState>TX</rptOwnerState>
            <rptOwnerZipCode>77027</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2020-05-19</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value>L</value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>17022</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.00</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>42565</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Represents the portion of the annual board retainer for each non-employee director payable in immediately vested common stock under the
Company's 2014 Omnibus Stock Ownership Plan, as amended and based on the closing price of $2.35 per share, on the day immediately
preceding the date of the Company's 2019 annual meeting.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Michael Loiacono, Attorney-in-Fact</signatureName>
        <signatureDate>2021-02-12</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
