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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
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 sB0KdN3vCAzD5SQ+Hwtl7g==

<SEC-DOCUMENT>0001181431-05-061844.txt : 20051116
<SEC-HEADER>0001181431-05-061844.hdr.sgml : 20051116
<ACCEPTANCE-DATETIME>20051116184616
ACCESSION NUMBER:		0001181431-05-061844
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20051116
FILED AS OF DATE:		20051116
DATE AS OF CHANGE:		20051116

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			SUNPOWER CORP
		CENTRAL INDEX KEY:			0000867773
		STANDARD INDUSTRIAL CLASSIFICATION:	SEMICONDUCTORS & RELATED DEVICES [3674]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			CA

	BUSINESS ADDRESS:	
		STREET 1:		430 INDIO WAY
		CITY:			SUNNYVALE
		STATE:			CA
		ZIP:			94086
		BUSINESS PHONE:		408-991-0900

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			WERNER THOMAS H
		CENTRAL INDEX KEY:			0001247756

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-51593
		FILM NUMBER:		051210953

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		4085411990

	MAIL ADDRESS:	
		STREET 1:		C/O SILICON LIGHT MAHINES INC
		STREET 2:		385 MOFFETT PARK DRIVE STE 115
		CITY:			SUNNYVALE
		STATE:			CA
		ZIP:			94089-1208
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>rrd97391.xml
<DESCRIPTION>FORM 3
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2005-11-16</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000867773</issuerCik>
        <issuerName>SUNPOWER CORP</issuerName>
        <issuerTradingSymbol>SPWR</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001247756</rptOwnerCik>
            <rptOwnerName>WERNER THOMAS H</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>430 INDIO WAY</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>SUNNYVALE</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94085</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Chief Executive Officer</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>
        <derivativeHolding>
            <securityTitle>
                <value>Employee Stock Option (right to buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>0.50</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <footnoteId id="F1"/>
            </exerciseDate>
            <expirationDate>
                <value>2013-06-09</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Class A Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>535000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
        <derivativeHolding>
            <securityTitle>
                <value>Employee Stock Option (right to buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>3.30</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <footnoteId id="F2"/>
            </exerciseDate>
            <expirationDate>
                <value>2014-06-17</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Class A Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>640300</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
        <derivativeHolding>
            <securityTitle>
                <value>Employee Stock Option (right to buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>3.30</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <footnoteId id="F3"/>
            </exerciseDate>
            <expirationDate>
                <value>2015-03-17</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Class A Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>250000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">The option became exercisable as to 20% of the shares on June 9, 2004, and becomes exercisable as to 1/60th of the shares monthly thereafter.</footnote>
        <footnote id="F2">The option became exercisable as to 20% of the shares on June 17, 2005, and becomes exercisable as to 1/60th of the shares monthly thereafter.</footnote>
        <footnote id="F3">The option becomes exercisable as to 20% of the shares on March 17, 2006, and becomes exercisable as to 1/60th of the shares monthly thereafter.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Thomas H. Werner</signatureName>
        <signatureDate>2005-11-16</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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