<SEC-DOCUMENT>0001104659-12-069632.txt : 20121017
<SEC-HEADER>0001104659-12-069632.hdr.sgml : 20121017
<ACCEPTANCE-DATETIME>20121017154921
ACCESSION NUMBER:		0001104659-12-069632
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20121016
FILED AS OF DATE:		20121017
DATE AS OF CHANGE:		20121017

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			KESSEL MARK
		CENTRAL INDEX KEY:			0001222013

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-34207
		FILM NUMBER:		121148402

	MAIL ADDRESS:	
		STREET 1:		950 PARK AVE APT. 11A
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10028

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			DYNAVAX TECHNOLOGIES CORP
		CENTRAL INDEX KEY:			0001029142
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				330728374
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		2929 SEVENTH STREET
		STREET 2:		SUITE 100
		CITY:			BERKELEY
		STATE:			CA
		ZIP:			94710
		BUSINESS PHONE:		5108485100

	MAIL ADDRESS:	
		STREET 1:		2929 SEVENTH STREET
		STREET 2:		SUITE 100
		CITY:			BERKELEY
		STATE:			CA
		ZIP:			94710
</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>2012-10-16</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001029142</issuerCik>
        <issuerName>DYNAVAX TECHNOLOGIES CORP</issuerName>
        <issuerTradingSymbol>DVAX</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001222013</rptOwnerCik>
            <rptOwnerName>KESSEL MARK</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O DYNAVAX TECHNOLOGIES CORP.</rptOwnerStreet1>
            <rptOwnerStreet2>2929 SEVENTH STREET, SUITE 100</rptOwnerStreet2>
            <rptOwnerCity>BERKLEY</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94710</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, par value $0.001 per share</value>
            </securityTitle>
            <transactionDate>
                <value>2012-10-16</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>6000000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>4.7260</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>3031431</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See Footnote</value>
                    <footnoteId id="F1"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Includes 2,875,136 shares of common stock of the Issuer directly owned by Symphony Capital Partners, L.P. and 156,295 shares of common stock of the Issuer directly owned by Symphony Strategic Partners, LLC.  Symphony GP, LLC is the general partner of Symphony Capital GP, L.P., which is the general partner of Symphony Capital Partners, L.P.  Mark Kessel is a managing member of Symphony GP, LLC and Symphony Strategic Partners, LLC.</footnote>
    </footnotes>

    <remarks>The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by Symphony Capital Partners, L.P. and Symphony Strategic Partners, LLC on October 2, 2012.</remarks>

    <ownerSignature>
        <signatureName>/s/ Mark Kessel</signatureName>
        <signatureDate>2012-10-17</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
