<SEC-DOCUMENT>0001127602-19-030521.txt : 20191015
<SEC-HEADER>0001127602-19-030521.hdr.sgml : 20191015
<ACCEPTANCE-DATETIME>20191015170544
ACCESSION NUMBER:		0001127602-19-030521
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20191011
FILED AS OF DATE:		20191015
DATE AS OF CHANGE:		20191015

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Jones Robertson Clay JR
		CENTRAL INDEX KEY:			0001788938

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-23877
		FILM NUMBER:		191151514

	MAIL ADDRESS:	
		STREET 1:		150 ALMADEN BOULEVARD
		CITY:			SAN JOSE
		STATE:			CA
		ZIP:			95113

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			HERITAGE COMMERCE CORP
		CENTRAL INDEX KEY:			0001053352
		STANDARD INDUSTRIAL CLASSIFICATION:	STATE COMMERCIAL BANKS [6022]
		IRS NUMBER:				770469558
		STATE OF INCORPORATION:			CA
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		150 ALMADEN BOULEVARD
		CITY:			SAN JOSE
		STATE:			CA
		ZIP:			95113
		BUSINESS PHONE:		4089476900

	MAIL ADDRESS:	
		STREET 1:		150 ALMADEN BOULEVARD
		CITY:			SAN JOSE
		STATE:			CA
		ZIP:			95113
</SEC-HEADER>
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<TYPE>4
<SEQUENCE>1
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<DESCRIPTION>PRIMARY DOCUMENT
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    <periodOfReport>2019-10-11</periodOfReport>

    <issuer>
        <issuerCik>0001053352</issuerCik>
        <issuerName>HERITAGE COMMERCE CORP</issuerName>
        <issuerTradingSymbol>HTBK</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001788938</rptOwnerCik>
            <rptOwnerName>Jones Robertson Clay JR</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>150 ALMADEN BLVD.</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>SAN JOSE</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>95113</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isOfficer>1</isOfficer>
            <officerTitle>EVP</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock, No Par Value</value>
            </securityTitle>
            <transactionDate>
                <value>2019-10-11</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
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            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
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                <directOrIndirectOwnership>
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                </directOrIndirectOwnership>
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        </nonDerivativeTransaction>
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    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Employee Stock Option (right to buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>2.57</value>
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            <transactionDate>
                <value>2019-10-11</value>
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            <expirationDate>
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            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
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            <expirationDate>
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                <transactionAcquiredDisposedCode>
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            <exerciseDate>
                <value>2019-10-11</value>
            </exerciseDate>
            <expirationDate>
                <value>2024-01-30</value>
            </expirationDate>
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                <underlyingSecurityTitle>
                    <value>Heritage Commerce Corp - Common Stock</value>
                </underlyingSecurityTitle>
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                    <value>37050</value>
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            </underlyingSecurity>
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                <sharesOwnedFollowingTransaction>
                    <value>37050</value>
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        <derivativeTransaction>
            <securityTitle>
                <value>Employee Stock Option (right to buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
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            </conversionOrExercisePrice>
            <transactionDate>
                <value>2019-10-11</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
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            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
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                    <value>37050</value>
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                <transactionPricePerShare>
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                <transactionAcquiredDisposedCode>
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                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>2019-10-11</value>
            </exerciseDate>
            <expirationDate>
                <value>2025-01-29</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Heritage Commerce Corp - Common Stock</value>
                </underlyingSecurityTitle>
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            </conversionOrExercisePrice>
            <transactionDate>
                <value>2019-10-11</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
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            <transactionAmounts>
                <transactionShares>
                    <value>49399</value>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F6"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>2019-10-11</value>
            </exerciseDate>
            <expirationDate>
                <value>2028-07-01</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Heritage Commerce Corp - Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>49399</value>
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                    <value>49399</value>
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                    <value>D</value>
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    </derivativeTable>

    <footnotes>
        <footnote id="F1">Received in exchange for 12,367 shares of Presidio Bank common stock in connection with the merger of Presidio Bank with and into Heritage Bank of Commerce, a wholly-owned subsidiary of Heritage Commerce Corp (&quot;HCC&quot;), (the &quot;Merger&quot;) based on the exchange ratio of 2.47 shares of HCC common stock for each share of Presidio Bank common stock. On the effective date of the Merger, the closing price of Presidio Bank common stock was $27.96 per share, and the closing price of HCC common stock was $11.36 per share.</footnote>
        <footnote id="F2">Received in the Merger in exchange for an employee stock option to acquire 25,000 shares of Presidio Bank common stock for $6.34 per share.</footnote>
        <footnote id="F3">Received in the Merger in exchange for an employee stock option to acquire 15,000 shares of Presidio Bank common stock for $6.87 per share.</footnote>
        <footnote id="F4">Received in the Merger in exchange for an employee stock option to acquire 15,000 shares of Presidio Bank common stock for $9.83 per share.</footnote>
        <footnote id="F5">Received in the Merger in exchange for an employee stock option to acquire 15,000 shares of Presidio Bank common stock for $12.14 per share.</footnote>
        <footnote id="F6">Received in the Merger in exchange for an employee stock option to acquire 6,636 shares of Presidio Bank common stock and an employee stock option to acquire 13,364 shares of Presidio Bank common stock, each for $26.52 per share.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>Deborah Reuter as Attorney in fact for Robertson Clay Jones, JR.</signatureName>
        <signatureDate>2019-10-15</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
