<SEC-DOCUMENT>0000850429-21-000048.txt : 20210513
<SEC-HEADER>0000850429-21-000048.hdr.sgml : 20210513
<ACCEPTANCE-DATETIME>20210513161030
ACCESSION NUMBER:		0000850429-21-000048
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20210511
FILED AS OF DATE:		20210513
DATE AS OF CHANGE:		20210513

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			EDWARDS D ANDREW
		CENTRAL INDEX KEY:			0001182476

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-10258
		FILM NUMBER:		21919701

	MAIL ADDRESS:	
		STREET 1:		TREDEGAR CORP
		STREET 2:		1100 BOULDERS PARKWAY
		CITY:			RICHMOND
		STATE:			VA
		ZIP:			23225

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			TREDEGAR CORP
		CENTRAL INDEX KEY:			0000850429
		STANDARD INDUSTRIAL CLASSIFICATION:	ROLLING DRAWING & EXTRUDING OF NONFERROUS METALS [3350]
		IRS NUMBER:				541497771
		STATE OF INCORPORATION:			VA
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		1100 BOULDERS PKWY
		CITY:			RICHMOND
		STATE:			VA
		ZIP:			23225
		BUSINESS PHONE:		8043301000

	MAIL ADDRESS:	
		STREET 1:		1100 BOULDERS PARKWAY
		CITY:			RICHMOND
		STATE:			VA
		ZIP:			23225

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	TREDEGAR INDUSTRIES INC
		DATE OF NAME CHANGE:	19920703
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2021-05-11</periodOfReport>

    <issuer>
        <issuerCik>0000850429</issuerCik>
        <issuerName>TREDEGAR CORP</issuerName>
        <issuerTradingSymbol>TG</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001182476</rptOwnerCik>
            <rptOwnerName>EDWARDS D ANDREW</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>TREDEGAR CORPORATION</rptOwnerStreet1>
            <rptOwnerStreet2>1100 BOULDERS PARKWAY</rptOwnerStreet2>
            <rptOwnerCity>RICHMOND</rptOwnerCity>
            <rptOwnerState>VA</rptOwnerState>
            <rptOwnerZipCode>23225</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>EVP and CFO</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Tredegar Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2021-05-11</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>9223</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>71243</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Tredegar Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>126</value>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>401(k) Plan</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">The shares of restricted stock become vested and nonforfeitable three years from the date of grant.  The grants of restricted stock are subject to the terms of the Notice of Stock Award and Stock Award Terms and Conditions, substantially in the form filed as Exhibit 10.2 to the Company's Current Report on Form 8-K filed with the SEC on March 1, 2016.</footnote>
        <footnote id="F2">Shares as reported by the Tredegar Corporation Retirement Savings Plan Trustee.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Patricia A. Thomas, Attorney-in-Fact</signatureName>
        <signatureDate>2021-05-13</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
