<SEC-DOCUMENT>0001209191-16-112551.txt : 20160404
<SEC-HEADER>0001209191-16-112551.hdr.sgml : 20160404
<ACCEPTANCE-DATETIME>20160404182653
ACCESSION NUMBER:		0001209191-16-112551
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20160331
FILED AS OF DATE:		20160404
DATE AS OF CHANGE:		20160404

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			GULFPORT ENERGY CORP
		CENTRAL INDEX KEY:			0000874499
		STANDARD INDUSTRIAL CLASSIFICATION:	CRUDE PETROLEUM & NATURAL GAS [1311]
		IRS NUMBER:				731521290
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		14313 NORTH MAY AVENUE
		STREET 2:		SUITE 100
		CITY:			OKLAHOMA CITY
		STATE:			OK
		ZIP:			73134
		BUSINESS PHONE:		4058488807

	MAIL ADDRESS:	
		STREET 1:		14313 NORTH MAY AVENUE
		STREET 2:		SUITE 100
		CITY:			OKLAHOMA CITY
		STATE:			OK
		ZIP:			73134

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	WRT ENERGY CORP
		DATE OF NAME CHANGE:	19930328

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	WESTERN RESOURCE TECHNOLOGIES INC
		DATE OF NAME CHANGE:	19600201

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Gaydosik Aaron
		CENTRAL INDEX KEY:			0001617605

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-19514
		FILM NUMBER:		161552423

	MAIL ADDRESS:	
		STREET 1:		14313 NORTH MAY AVENUE
		STREET 2:		SUITE 300
		CITY:			OKLAHOMA
		STATE:			OK
		ZIP:			73134
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2016-03-31</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000874499</issuerCik>
        <issuerName>GULFPORT ENERGY CORP</issuerName>
        <issuerTradingSymbol>GPOR</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001617605</rptOwnerCik>
            <rptOwnerName>Gaydosik Aaron</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>14313 NORTH MAY AVENUE</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 100</rptOwnerStreet2>
            <rptOwnerCity>OKLAHOMA CITY</rptOwnerCity>
            <rptOwnerState>OK</rptOwnerState>
            <rptOwnerZipCode>73134</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Chief Financial Officer</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2016-03-31</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>34345</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.00</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>72879</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Each restricted stock unit represents a contingent right to receive one share of common stock, par value $0.01 per share, of Gulfport Energy Corporation (the &quot;Issuer&quot;) and was granted under the Issuer's equity incentive plan. The 34,345 restricted stock units reported on this form will vest in three substantially equal annual installments beginning on March 31, 2017.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Michael G. Moore as attorney-in-fact for Aaron Gaydosik</signatureName>
        <signatureDate>2016-04-04</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
