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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
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 7ahLzf+Khw0WYKvgb0eJMA==

<SEC-DOCUMENT>0001181431-09-030483.txt : 20090612
<SEC-HEADER>0001181431-09-030483.hdr.sgml : 20090612
<ACCEPTANCE-DATETIME>20090612170320
ACCESSION NUMBER:		0001181431-09-030483
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20090513
FILED AS OF DATE:		20090612
DATE AS OF CHANGE:		20090612

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Buc Nancy L
		CENTRAL INDEX KEY:			0001343267

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-34207
		FILM NUMBER:		09890376

	MAIL ADDRESS:	
		STREET 1:		919 EIGHTEENTH STREET, NW
		STREET 2:		SUITE 600
		CITY:			WASHINGTON
		STATE:			DC
		ZIP:			20006

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>rrd245629.xml
<DESCRIPTION>2009 ANNUAL STOCK OPTION GRANT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2009-05-13</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

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

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001343267</rptOwnerCik>
            <rptOwnerName>Buc Nancy L</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O DYNAVAX TECHNOLOGIES</rptOwnerStreet1>
            <rptOwnerStreet2>2929 SEVENTH STREET, SUITE 100</rptOwnerStreet2>
            <rptOwnerCity>BERKELEY</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>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Option (Right to Buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>1.15</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2009-05-13</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>10000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F2"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F1"/>
            </exerciseDate>
            <expirationDate>
                <value>2019-05-12</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>10000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>10000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">This option vests fully on May 13, 2010, the one year anniversary of the date of grant.</footnote>
        <footnote id="F2">Not Applicable</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>Nancy L. Buc, by /s/ Deborah A. Smeltzer, Attorney-in-Fact</signatureName>
        <signatureDate>2009-06-12</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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