<SEC-DOCUMENT>0001104659-16-107417.txt : 20160324
<SEC-HEADER>0001104659-16-107417.hdr.sgml : 20160324
<ACCEPTANCE-DATETIME>20160324160553
ACCESSION NUMBER:		0001104659-16-107417
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20160322
FILED AS OF DATE:		20160324
DATE AS OF CHANGE:		20160324

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Corvus Pharmaceuticals, Inc.
		CENTRAL INDEX KEY:			0001626971
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				464670809
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1214

	BUSINESS ADDRESS:	
		STREET 1:		863 MITTEN ROAD
		STREET 2:		SUITE 102
		CITY:			BURLINGAME
		STATE:			CA
		ZIP:			94010
		BUSINESS PHONE:		(650) 900-4520

	MAIL ADDRESS:	
		STREET 1:		863 MITTEN ROAD
		STREET 2:		SUITE 102
		CITY:			BURLINGAME
		STATE:			CA
		ZIP:			94010

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			MILLER RICHARD A MD
		CENTRAL INDEX KEY:			0001031847

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-37719
		FILM NUMBER:		161527106

	MAIL ADDRESS:	
		STREET 1:		PHARMACYCLICS INC
		STREET 2:		995 E ARQUES AVE
		CITY:			SUNNYVALE
		STATE:			CA
		ZIP:			94085-4521
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>a4.xml
<DESCRIPTION>4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2016-03-22</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001626971</issuerCik>
        <issuerName>Corvus Pharmaceuticals, Inc.</issuerName>
        <issuerTradingSymbol>CRVS</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001031847</rptOwnerCik>
            <rptOwnerName>MILLER RICHARD A MD</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>CORVUS PHARMACEUTICALS, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>863 MITTEN ROAD, SUITE 102</rptOwnerStreet2>
            <rptOwnerCity>BURLINGAME</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94010</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>President and CEO</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Stock Option (Right to Buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>15.00</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2016-03-22</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>500000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.00</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F1"/>
            </exerciseDate>
            <expirationDate>
                <value>2026-03-22</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>500000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>500000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">The option is immediately exercisable in full or in part.  The underlying shares subject to the option vest as to one-forty-eighth (1/48th) of the shares in successive, equal monthly installments measured from March 22, 2016, subject to Reporting Person's continued service relationship with the Issuer on each such vesting date.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Leiv Lea, as Attorney-in-Fact for Richard A. Miller</signatureName>
        <signatureDate>2016-03-24</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
