<SEC-DOCUMENT>0001675644-19-000016.txt : 20190715
<SEC-HEADER>0001675644-19-000016.hdr.sgml : 20190715
<ACCEPTANCE-DATETIME>20190715182516
ACCESSION NUMBER:		0001675644-19-000016
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20190711
FILED AS OF DATE:		20190715
DATE AS OF CHANGE:		20190715

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Simmonds Sidney G
		CENTRAL INDEX KEY:			0001752516

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-38647
		FILM NUMBER:		19955954

	MAIL ADDRESS:	
		STREET 1:		11325 RANDOM HILLS ROAD
		STREET 2:		SUITE 240
		CITY:			FAIRFAX
		STATE:			VA
		ZIP:			22030

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			FVCBankcorp, Inc.
		CENTRAL INDEX KEY:			0001675644
		STANDARD INDUSTRIAL CLASSIFICATION:	STATE COMMERCIAL BANKS [6022]
		IRS NUMBER:				475020283
		STATE OF INCORPORATION:			VA
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		11325 RANDOM HILLS ROAD
		STREET 2:		SUITE 240
		CITY:			FAIRFAX
		STATE:			VA
		ZIP:			22030
		BUSINESS PHONE:		703-436-3800

	MAIL ADDRESS:	
		STREET 1:		11325 RANDOM HILLS ROAD
		STREET 2:		SUITE 240
		CITY:			FAIRFAX
		STATE:			VA
		ZIP:			22030
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2019-07-11</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001675644</issuerCik>
        <issuerName>FVCBankcorp, Inc.</issuerName>
        <issuerTradingSymbol>FVCB</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001752516</rptOwnerCik>
            <rptOwnerName>Simmonds Sidney G</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>11325 RANDOM HILLS ROAD</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 240</rptOwnerStreet2>
            <rptOwnerCity>FAIRFAX</rptOwnerCity>
            <rptOwnerState>VA</rptOwnerState>
            <rptOwnerZipCode>22030</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>
            </securityTitle>
            <transactionDate>
                <value>2019-07-11</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>1350</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>2950</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>24951</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>Trust</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">1,350 shares issuable upon vesting of restricted stock unit awards.  The awards will vest in equal installments over four years with the first installment vesting on the anniversary of the grant.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>Sidney G Simmonds</signatureName>
        <signatureDate>2019-07-15</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
