<SEC-DOCUMENT>0001209191-19-020133.txt : 20190318
<SEC-HEADER>0001209191-19-020133.hdr.sgml : 20190318
<ACCEPTANCE-DATETIME>20190318195343
ACCESSION NUMBER:		0001209191-19-020133
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20190314
FILED AS OF DATE:		20190318
DATE AS OF CHANGE:		20190318

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Parker Albert P
		CENTRAL INDEX KEY:			0001750079

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-37648
		FILM NUMBER:		19689857

	MAIL ADDRESS:	
		STREET 1:		C/O ONCOCYTE CORPORATION
		STREET 2:		1010 ATLANTIC AVENUE, SUITE 102
		CITY:			ALAMEDA
		STATE:			CA
		ZIP:			94501

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			OncoCyte Corp
		CENTRAL INDEX KEY:			0001642380
		STANDARD INDUSTRIAL CLASSIFICATION:	IN VITRO & IN VIVO DIAGNOSTIC SUBSTANCES [2835]
		IRS NUMBER:				271041563
		STATE OF INCORPORATION:			CA
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		1010 ATLANTIC AVENUE
		STREET 2:		SUITE 102
		CITY:			ALAMEDA
		STATE:			CA
		ZIP:			94501
		BUSINESS PHONE:		510-775-0515

	MAIL ADDRESS:	
		STREET 1:		1010 ATLANTIC AVENUE
		STREET 2:		SUITE 102
		CITY:			ALAMEDA
		STATE:			CA
		ZIP:			94501
</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>2019-03-14</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001642380</issuerCik>
        <issuerName>OncoCyte Corp</issuerName>
        <issuerTradingSymbol>OCX</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001750079</rptOwnerCik>
            <rptOwnerName>Parker Albert P</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O ONCOCYTE CORPORATION</rptOwnerStreet1>
            <rptOwnerStreet2>1010 ATLANTIC AVENUE, SUITE 102</rptOwnerStreet2>
            <rptOwnerCity>ALAMEDA</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94501</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Chief Operating Officer</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Option to Purchase Common Stock</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>3.52</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2019-03-14</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>200000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.00</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F1"/>
            </exerciseDate>
            <expirationDate>
                <value>2029-03-13</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>200000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>200000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">One quarter of the options shall vest upon the completion of one year of continuous service from the date of grant on March 14, 2019 and the balance shall vest in 36 equal monthly installments commencing on the first anniversary of the date of grant, based on continuous service on the applicable vesting date.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/Albert P. Parker</signatureName>
        <signatureDate>2019-03-18</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
