<SEC-DOCUMENT>0001628280-25-054995.txt : 20251203
<SEC-HEADER>0001628280-25-054995.hdr.sgml : 20251203
<ACCEPTANCE-DATETIME>20251203160553
ACCESSION NUMBER:		0001628280-25-054995
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20251201
FILED AS OF DATE:		20251203
DATE AS OF CHANGE:		20251203

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			McKnight John
		CENTRAL INDEX KEY:			0001932069
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-18914
		FILM NUMBER:		251546499

	MAIL ADDRESS:	
		STREET 1:		3400 EAST WALNUT STREET
		CITY:			COLMAR
		STATE:			PA
		ZIP:			19103

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Dorman Products, Inc.
		CENTRAL INDEX KEY:			0000868780
		STANDARD INDUSTRIAL CLASSIFICATION:	MOTOR VEHICLE PARTS & ACCESSORIES [3714]
		ORGANIZATION NAME:           	04 Manufacturing
		EIN:				232078856
		STATE OF INCORPORATION:			PA
		FISCAL YEAR END:			1228

	BUSINESS ADDRESS:	
		STREET 1:		3400 E WALNUT ST
		CITY:			COLMAR
		STATE:			PA
		ZIP:			18915
		BUSINESS PHONE:		2159971800

	MAIL ADDRESS:	
		STREET 1:		3400 E WALNUT ST
		CITY:			COLMAR
		STATE:			PA
		ZIP:			18915

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	R & B INC
		DATE OF NAME CHANGE:	19930328
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
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<DESCRIPTION>FORM 4
<TEXT>
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        <issuerName>Dorman Products, Inc.</issuerName>
        <issuerTradingSymbol>DORM</issuerTradingSymbol>
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            <rptOwnerName>McKnight John</rptOwnerName>
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            <rptOwnerStreet1>C/O DORMAN PRODUCTS, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>3400 EAST WALNUT STREET</rptOwnerStreet2>
            <rptOwnerCity>COLMAR</rptOwnerCity>
            <rptOwnerState>PA</rptOwnerState>
            <rptOwnerZipCode>18915</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
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            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>President, Heavy Duty</officerTitle>
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                <transactionPricePerShare>
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            <transactionAmounts>
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                </transactionShares>
                <transactionPricePerShare>
                    <value>130.595</value>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
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                <directOrIndirectOwnership>
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        <nonDerivativeTransaction>
            <securityTitle>
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            <transactionDate>
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                <transactionCode>S</transactionCode>
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            <transactionAmounts>
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                    <value>911</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>131.19</value>
                    <footnoteId id="F2"/>
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                    <value>D</value>
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                <sharesOwnedFollowingTransaction>
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        </nonDerivativeTransaction>
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    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Employee Stock Option (right to buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>73.72</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2025-12-01</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
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            <transactionAmounts>
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                    <value>1356</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
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                </transactionAcquiredDisposedCode>
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            <exerciseDate>
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            <expirationDate>
                <value>2027-11-01</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>1356</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>1392</value>
                </sharesOwnedFollowingTransaction>
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                <value>2025-12-01</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
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            <transactionAmounts>
                <transactionShares>
                    <value>1950</value>
                </transactionShares>
                <transactionPricePerShare>
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                <transactionAcquiredDisposedCode>
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                <transactionAcquiredDisposedCode>
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                    <value>703</value>
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                    <value>D</value>
                </transactionAcquiredDisposedCode>
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            <exerciseDate>
                <footnoteId id="F6"/>
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            <expirationDate>
                <value>2031-03-02</value>
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                    <value>1406</value>
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    <footnotes>
        <footnote id="F1">The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $130.18 to $131.135. The reporting person undertakes to provide to Dorman Products, Inc., any security holder of Dorman Products, Inc. or the Staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.</footnote>
        <footnote id="F2">The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $131.175 to $131.35. The reporting person undertakes to provide to Dorman Products, Inc., any security holder of Dorman Products, Inc. or the Staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.</footnote>
        <footnote id="F3">The option vests in four equal annual installments beginning on November 1, 2020, which was the first anniversary of the date of grant.</footnote>
        <footnote id="F4">The option vests in four equal annual installments beginning on March 2, 2022, which was the first anniversary of the date of grant.</footnote>
        <footnote id="F5">The option vests in four equal annual installments beginning on March 2, 2023, which is the first anniversary of the date of grant.</footnote>
        <footnote id="F6">The option vests in four equal annual installments beginning on March 2, 2024, which is the first anniversary of the date of grant.</footnote>
    </footnotes>

    <remarks>The filing of this Statement shall not be construed as an admission (a) that the person filing this Statement is, for the purposes of Section 16 of the Securities Exchange Act of 1934, as amended, the beneficial owner of any securities covered by this Statement, or (b) that this Statement is legally required to be filed by such person.</remarks>

    <ownerSignature>
        <signatureName>/s/ Frank J. Mahr, by Power of Attorney</signatureName>
        <signatureDate>2025-12-03</signatureDate>
    </ownerSignature>
</ownershipDocument>
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</SEC-DOCUMENT>
