<SEC-DOCUMENT>0001209191-20-009950.txt : 20200218
<SEC-HEADER>0001209191-20-009950.hdr.sgml : 20200218
<ACCEPTANCE-DATETIME>20200218145732
ACCESSION NUMBER:		0001209191-20-009950
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20200213
FILED AS OF DATE:		20200218
DATE AS OF CHANGE:		20200218

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Chopin Brian M
		CENTRAL INDEX KEY:			0001642193

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-38061
		FILM NUMBER:		20624809

	MAIL ADDRESS:	
		STREET 1:		3000 RIVERCHASE GALLERIA, SUITE #1700
		CITY:			BIRMINGHAM
		STATE:			AL
		ZIP:			35244

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			WARRIOR MET COAL, INC.
		CENTRAL INDEX KEY:			0001691303
		STANDARD INDUSTRIAL CLASSIFICATION:	BITUMINOUS COAL & LIGNITE MINING [1220]
		IRS NUMBER:				810706839
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1219

	BUSINESS ADDRESS:	
		STREET 1:		16243 HIGHWAY 216
		CITY:			BROOKWOOD
		STATE:			AL
		ZIP:			35444
		BUSINESS PHONE:		2055546150

	MAIL ADDRESS:	
		STREET 1:		16243 HIGHWAY 216
		CITY:			BROOKWOOD
		STATE:			AL
		ZIP:			35444

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	WARRIOR MET COAL, LLC
		DATE OF NAME CHANGE:	20161201
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
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    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2020-02-13</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001691303</issuerCik>
        <issuerName>WARRIOR MET COAL, INC.</issuerName>
        <issuerTradingSymbol>HCC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001642193</rptOwnerCik>
            <rptOwnerName>Chopin Brian M</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>16243 HIGHWAY 216</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>BROOKWOOD</rptOwnerCity>
            <rptOwnerState>AL</rptOwnerState>
            <rptOwnerZipCode>35444</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Chief Accounting Officer</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
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                <value>Common Stock</value>
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            <transactionDate>
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            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
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            <transactionTimeliness>
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            <transactionAmounts>
                <transactionShares>
                    <value>2677</value>
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                <transactionPricePerShare>
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            </transactionAmounts>
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                <sharesOwnedFollowingTransaction>
                    <value>8895</value>
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                <directOrIndirectOwnership>
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                <value>Common Stock</value>
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            <transactionDate>
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            <deemedExecutionDate></deemedExecutionDate>
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            <transactionTimeliness>
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                    <value>929</value>
                </transactionShares>
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                </transactionPricePerShare>
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            <underlyingSecurity>
                <underlyingSecurityTitle>
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                </underlyingSecurityShares>
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                <directOrIndirectOwnership>
                    <value>D</value>
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            <securityTitle>
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                <footnoteId id="F6"/>
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            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
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                <value>Restricted Stock Units</value>
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            <conversionOrExercisePrice>
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                <value></value>
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            <transactionAmounts>
                <transactionShares>
                    <value>2513</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.00</value>
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                <transactionAcquiredDisposedCode>
                    <value>A</value>
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                    <value>2513</value>
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                <sharesOwnedFollowingTransaction>
                    <value>2513</value>
                </sharesOwnedFollowingTransaction>
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            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
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        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Represents the issuance of (i) 1,224 shares of common stock of the issuer earned pursuant to the performance-based restricted stock units granted to the reporting person on March 5, 2018 and (ii) 1,453 shares of common stock of the issuer earned pursuant to the performance-based restricted stock units granted to the reporting person on February 8, 2019, each based on the issuer's performance during the performance period from January 1, 2019 through December 31, 2019. This transaction is exempt from Section 16(b) of the Securities Exchange Act of 1934 pursuant to Rule 16b-3(d) thereunder.</footnote>
        <footnote id="F2">Includes 5,811 shares of restricted stock granted to the reporting person on April 20, 2016 under the Warrior Met Coal, Inc. 2016 Equity Incentive Plan, which vest in equal installments on April 20, 2020 and April 20, 2021.</footnote>
        <footnote id="F3">Represents the withholding of shares for tax purposes.</footnote>
        <footnote id="F4">The restricted stock units were granted under the Warrior Met Coal, Inc. 2017 Equity Incentive Plan and were fully vested as of June 1, 2017, the date of grant. The units will settle in shares of common stock of Warrior Met Coal, Inc. on a one-for-one basis on the earliest of (i) one-third on each of the first three anniversaries of the date of grant; (ii) a change of control; (iii) the reporting person's separation from service with Warrior Met Coal, Inc. or its affiliates; or (iv) death of the reporting person.</footnote>
        <footnote id="F5">The restricted stock units were granted to the reporting person under the Warrior Met Coal, Inc. 2017 Equity Incentive Plan, and vest in equal installments on each of the first three anniversaries of March 5, 2018, the date of grant.</footnote>
        <footnote id="F6">The restricted stock units were granted to the reporting person under the Warrior Met Coal, Inc. 2017 Equity Incentive Plan, and vest in equal installments on each of the first three anniversaries of February 8, 2019, the date of grant.</footnote>
        <footnote id="F7">The restricted stock units were granted to the reporting person under the Warrior Met Coal, Inc. 2017 Equity Incentive Plan, and vest in equal installments on each of the first three anniversaries of February 13, 2020, the date of grant.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Kelli K. Gant, by power of attorney</signatureName>
        <signatureDate>2020-02-18</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
