<SEC-DOCUMENT>0001209191-19-000858.txt : 20190103
<SEC-HEADER>0001209191-19-000858.hdr.sgml : 20190103
<ACCEPTANCE-DATETIME>20190103160228
ACCESSION NUMBER:		0001209191-19-000858
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20181231
FILED AS OF DATE:		20190103
DATE AS OF CHANGE:		20190103

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			BIENAIME JEAN JACQUES
		CENTRAL INDEX KEY:			0001221590

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-12400
		FILM NUMBER:		19505309

	MAIL ADDRESS:	
		STREET 1:		925 PAGE MILL ROAD
		CITY:			PALO ALTO
		STATE:			CA
		ZIP:			94304

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>2018-12-31</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

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

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001221590</rptOwnerCik>
            <rptOwnerName>BIENAIME JEAN JACQUES</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>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
                <footnoteId id="F1"/>
            </securityTitle>
            <transactionDate>
                <value>2018-12-31</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>228</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>63.59</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>6896</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Restricted shares issued to the Reporting Person under the Issuer's Amended and Restated 2010 Stock Incentive Plan in lieu of quarterly director retainer fees pursuant to an election by the Reporting Person intended to comply with Rule 10b5-1.  Restricted shares are fully vested.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Michael J. Purvis, Attorney-In-Fact</signatureName>
        <signatureDate>2019-01-03</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
