-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
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 A3+crDmf8H7WMpKc5mTA1g==

<SEC-DOCUMENT>0001181431-10-015621.txt : 20100311
<SEC-HEADER>0001181431-10-015621.hdr.sgml : 20100311
<ACCEPTANCE-DATETIME>20100311165315
ACCESSION NUMBER:		0001181431-10-015621
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20100311
FILED AS OF DATE:		20100311
DATE AS OF CHANGE:		20100311

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Sproat David P
		CENTRAL INDEX KEY:			0001296121

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-20572
		FILM NUMBER:		10674596

	MAIL ADDRESS:	
		STREET 1:		1031 MENDOTA HEIGHTS ROAD
		CITY:			ST PAUL
		STATE:			MN
		ZIP:			55120

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			PATTERSON COMPANIES, INC.
		CENTRAL INDEX KEY:			0000891024
		STANDARD INDUSTRIAL CLASSIFICATION:	WHOLESALE-MEDICAL, DENTAL & HOSPITAL EQUIPMENT & SUPPLIES [5047]
		IRS NUMBER:				410886515
		STATE OF INCORPORATION:			MN
		FISCAL YEAR END:			0429

	BUSINESS ADDRESS:	
		STREET 1:		1031 MENDOTA HEIGHTS RD
		CITY:			ST PAUL
		STATE:			MN
		ZIP:			55120-1401
		BUSINESS PHONE:		6516861600

	MAIL ADDRESS:	
		STREET 1:		1031 MENDOTA HEIGHTS RD
		CITY:			ST PAUL
		STATE:			MN
		ZIP:			55120-1401

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	PATTERSON DENTAL CO
		DATE OF NAME CHANGE:	19950111
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>rrd269640.xml
<DESCRIPTION>FM4DPS_03-11-2010
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2010-03-11</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000891024</issuerCik>
        <issuerName>PATTERSON COMPANIES, INC.</issuerName>
        <issuerTradingSymbol>PDCO</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001296121</rptOwnerCik>
            <rptOwnerName>Sproat David P</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>PATTERSON MEDICAL SUPPLY, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>1000 REMINGTON BLVD, SUITE 210</rptOwnerStreet2>
            <rptOwnerCity>BOLINGBROOK</rptOwnerCity>
            <rptOwnerState>IL</rptOwnerState>
            <rptOwnerZipCode>60440</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>President, Subsidiary</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2010-03-11</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>4488</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>12.1875</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>39789</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2010-03-11</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>4488</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>30.27</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>35301</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2010-03-11</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>2000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>30.12</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>33301</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Employee Stock Options</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>12.1875</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2010-03-11</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>4488</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>12.1875</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F1"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F2"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>23476</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>18988</value>
                    <footnoteId id="F3"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Options for 18,988 shares are exercisable as follows: 3,758 shares on 4/29/2010; 2,690 shares on 4/29/2011; 3,194 shares on 4/27/2012; 1,738 shares on 4/26/2013; 1,388 shares on 7/1/2007 and 7/1/2008; 1,128 shares on 7/1/2009; 1,054 shares on 7/1/2010; 966 shares on 7/1/2011; 884 shares on 7/1/2012; and 800 shares on 7/1/2013.</footnote>
        <footnote id="F2">All options expire 10 years after grant date.</footnote>
        <footnote id="F3">Options granted as follows: 3,758 on 4/30/2001 at $15.28; 2,690 on 4/29/2002 at $22.57; 3,194 on 4/28/2003 at $19.965; 1,738 on 4/26/2004 at $38.50; and 7,608 on 7/1/2004 at $37.30.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>Matthew L. Levitt, by Power of Attorney</signatureName>
        <signatureDate>2010-03-11</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----