-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 Evgs2Dyk7oAvfAcZAwGes5WdMQXvd13xnTu7dxCNtww6nNOhWPj8jONImEdAsE8I
 9u2PW6M+0mrgxxfxHZVjaw==

<SEC-DOCUMENT>0001181431-10-061984.txt : 20101215
<SEC-HEADER>0001181431-10-061984.hdr.sgml : 20101215
<ACCEPTANCE-DATETIME>20101215165531
ACCESSION NUMBER:		0001181431-10-061984
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20101213
FILED AS OF DATE:		20101215
DATE AS OF CHANGE:		20101215

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			SAUER MARY C
		CENTRAL INDEX KEY:			0001257785

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-23190
		FILM NUMBER:		101254041

	MAIL ADDRESS:	
		STREET 1:		C/O SONIC SOLUTIONS
		STREET 2:		101 ROWLAND WAY
		CITY:			NOVATO
		STATE:			CA
		ZIP:			94945

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			SONIC SOLUTIONS/CA/
		CENTRAL INDEX KEY:			0000916235
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-COMPUTER INTEGRATED SYSTEMS DESIGN [7373]
		IRS NUMBER:				930925818
		STATE OF INCORPORATION:			CA
		FISCAL YEAR END:			0331

	BUSINESS ADDRESS:	
		STREET 1:		7250 REDWOOD BLVD.,
		STREET 2:		SUITE 300
		CITY:			NOVATO
		STATE:			CA
		ZIP:			94945
		BUSINESS PHONE:		4158938000

	MAIL ADDRESS:	
		STREET 1:		7250 REDWOOD BLVD.,
		STREET 2:		SUITE 300
		CITY:			NOVATO
		STATE:			CA
		ZIP:			94945
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>rrd294326.xml
<DESCRIPTION>SAUER FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2010-12-13</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000916235</issuerCik>
        <issuerName>SONIC SOLUTIONS/CA/</issuerName>
        <issuerTradingSymbol>SNIC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001257785</rptOwnerCik>
            <rptOwnerName>SAUER MARY C</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O SONIC SOLUTIONS, 7250 REDWOOD BLVD.</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 300</rptOwnerStreet2>
            <rptOwnerCity>NOVATO</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94945</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>2010-12-13</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F4"/>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>57000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>10.84</value>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>1079503</value>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Trust</value>
                    <footnoteId id="F3"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>217995</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>720531</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Spouse</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Average price of multiple open market transactions during the day.  Puchase prices for individual transactions ranged from $10.50 to $11.05.</footnote>
        <footnote id="F2">Does not include shares directly beneficially owned by Ms. Sauer or her husband, which shares are separately reported.</footnote>
        <footnote id="F3">Shares owned by Doris-Sauer Revocable Trust u/a/d 5 Nov. 2004, a revocable trust established by Robert Doris and Mary Sauer, husband and wife.  Mr. Doris and Ms. Sauer are joint tenants and each has power to vote and dispose of any and all securities held by the trust.</footnote>
        <footnote id="F4">These shares sold pursuant to a 10b5-1 sales plan.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Paul Norris as attorney-in-fact for Mary C. Sauer</signatureName>
        <signatureDate>2010-12-15</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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