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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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<SEC-DOCUMENT>0000084748-09-000025.txt : 20090306
<SEC-HEADER>0000084748-09-000025.hdr.sgml : 20090306
<ACCEPTANCE-DATETIME>20090306121152
ACCESSION NUMBER:		0000084748-09-000025
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20090304
FILED AS OF DATE:		20090306
DATE AS OF CHANGE:		20090306

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			WACHOB ROBERT D
		CENTRAL INDEX KEY:			0001205223

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-04347
		FILM NUMBER:		09661437

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		8607749605

	MAIL ADDRESS:	
		STREET 1:		C/O ROGERS CORP
		STREET 2:		ONE TECHNOLOGY DRIVE PO BOX 188
		CITY:			ROGERS
		STATE:			CT
		ZIP:			06263-0188

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ROGERS CORP
		CENTRAL INDEX KEY:			0000084748
		STANDARD INDUSTRIAL CLASSIFICATION:	PLASTICS, MATERIALS, SYNTH RESINS & NONVULCAN ELASTOMERS [2821]
		IRS NUMBER:				060513860
		STATE OF INCORPORATION:			MA
		FISCAL YEAR END:			1230

	BUSINESS ADDRESS:	
		STREET 1:		P.O. BOX 188
		STREET 2:		ONE TECHNOLOGY DRIVE
		CITY:			ROGERS
		STATE:			CT
		ZIP:			06263-0188
		BUSINESS PHONE:		860-779-5756

	MAIL ADDRESS:	
		STREET 1:		ONE TECHNOLOGY DRIVE
		CITY:			ROGERS
		STATE:			CT
		ZIP:			06263
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2009-03-04</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000084748</issuerCik>
        <issuerName>ROGERS CORP</issuerName>
        <issuerTradingSymbol>ROG</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001205223</rptOwnerCik>
            <rptOwnerName>WACHOB ROBERT D</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O ROGERS CORP</rptOwnerStreet1>
            <rptOwnerStreet2>ONE TECHNOLOGY DRIVE PO BOX 188</rptOwnerStreet2>
            <rptOwnerCity>ROGERS</rptOwnerCity>
            <rptOwnerState>CT</rptOwnerState>
            <rptOwnerZipCode>06263-0188</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>President and CEO</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Capital (Common) Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2009-03-04</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>10850</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>73923.455</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Capital (Common) Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2009-03-04</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>F</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>4498</value>
                    <footnoteId id="F2"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>16.62</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>69425.455</value>
                    <footnoteId id="F3"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Vesting of a performance-based restricted stock award</footnote>
        <footnote id="F2">These shares were used to pay withholding taxes upon the vesting of this performance-based restricted stock award.</footnote>
        <footnote id="F3">Mr. Wachob also indirectly owns 5,880.0705 shares of Rogers Corporation Capital (Common) Stock through the Company's 401(k) plan.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>Alice R. Tetreault as Power of Attorney</signatureName>
        <signatureDate>2009-03-06</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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