<SEC-DOCUMENT>0001209191-19-006004.txt : 20190130
<SEC-HEADER>0001209191-19-006004.hdr.sgml : 20190130
<ACCEPTANCE-DATETIME>20190130162252
ACCESSION NUMBER:		0001209191-19-006004
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20190128
FILED AS OF DATE:		20190130
DATE AS OF CHANGE:		20190130

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Flannelly Barry P
		CENTRAL INDEX KEY:			0001615842

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-12400
		FILM NUMBER:		19552193

	MAIL ADDRESS:	
		STREET 1:		ROUTE 141 AND HENRY CLAY ROAD
		CITY:			WILMINGTON
		STATE:			DE
		ZIP:			19880

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			INCYTE CORP
		CENTRAL INDEX KEY:			0000879169
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-COMMERCIAL PHYSICAL & BIOLOGICAL RESEARCH [8731]
		IRS NUMBER:				943136539
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		1801 AUGUSTINE CUT-OFF
		CITY:			WILMINGTON
		STATE:			DE
		ZIP:			19803
		BUSINESS PHONE:		3024986700

	MAIL ADDRESS:	
		STREET 1:		1801 AUGUSTINE CUT-OFF
		CITY:			WILMINGTON
		STATE:			DE
		ZIP:			19803

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	INCYTE CORP
		DATE OF NAME CHANGE:	20030318

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	INCYTE GENOMICS INC
		DATE OF NAME CHANGE:	20000710

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	INCYTE PHARMACEUTICALS INC
		DATE OF NAME CHANGE:	19930902
</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>2019-01-28</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000879169</issuerCik>
        <issuerName>INCYTE CORP</issuerName>
        <issuerTradingSymbol>INCY</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001615842</rptOwnerCik>
            <rptOwnerName>Flannelly Barry P</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>1801 AUGUSTINE CUT-OFF</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>WILMINGTON</rptOwnerCity>
            <rptOwnerState>DE</rptOwnerState>
            <rptOwnerZipCode>19803</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>EVP &amp; General Manager US</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2019-01-28</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>1000</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>80.00</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>8944</value>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by reporting person.</footnote>
        <footnote id="F2">Includes an aggregate of 5,416 shares of common stock issuable pursuant to previously reported restricted stock units that have not vested.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Barry Flannelly</signatureName>
        <signatureDate>2019-01-30</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
