<SEC-DOCUMENT>0001127602-24-026564.txt : 20241106
<SEC-HEADER>0001127602-24-026564.hdr.sgml : 20241106
<ACCEPTANCE-DATETIME>20241106151856
ACCESSION NUMBER:		0001127602-24-026564
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20241104
FILED AS OF DATE:		20241106
DATE AS OF CHANGE:		20241106

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Begle Curt
		CENTRAL INDEX KEY:			0001559276
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-03560
		FILM NUMBER:		241430571

	MAIL ADDRESS:	
		STREET 1:		C/O BERRY PLASTICS GROUP, INC.
		STREET 2:		101 OAKLEY ST.
		CITY:			EVANSVILLE
		STATE:			IN
		ZIP:			47710

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Magnera Corp
		CENTRAL INDEX KEY:			0000041719
		STANDARD INDUSTRIAL CLASSIFICATION:	PAPER MILLS [2621]
		ORGANIZATION NAME:           	04 Manufacturing
		IRS NUMBER:				230628360
		STATE OF INCORPORATION:			PA
		FISCAL YEAR END:			0930

	BUSINESS ADDRESS:	
		STREET 1:		9335 HARRIS CORNERS PKWY
		STREET 2:		SUITE 300
		CITY:			CHARLOTTE
		STATE:			NC
		ZIP:			28269
		BUSINESS PHONE:		866-744-7380

	MAIL ADDRESS:	
		STREET 1:		9335 HARRIS CORNERS PKWY
		STREET 2:		SUITE 300
		CITY:			CHARLOTTE
		STATE:			NC
		ZIP:			28269

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Glatfelter Corp
		DATE OF NAME CHANGE:	20200930

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	GLATFELTER P H CO
		DATE OF NAME CHANGE:	19920703
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>form4.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0508</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2024-11-04</periodOfReport>

    <issuer>
        <issuerCik>0000041719</issuerCik>
        <issuerName>Magnera Corp</issuerName>
        <issuerTradingSymbol>MAGN</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001559276</rptOwnerCik>
            <rptOwnerName>Begle Curt</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>9335 HARRIS CORNERS PKWY</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 300</rptOwnerStreet2>
            <rptOwnerCity>CHARLOTTE</rptOwnerCity>
            <rptOwnerState>NC</rptOwnerState>
            <rptOwnerZipCode>28269</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>1</isOfficer>
            <officerTitle>President &amp; CEO</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <aff10b5One>0</aff10b5One>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock, Par Value $.01</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>2576</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>The Crue Meisler Begle Trust</value>
                    <footnoteId id="F2"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock, Par Value $.01</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>3083</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>The Curtis L. Begle 2022 GRAT</value>
                    <footnoteId id="F3"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock, Par Value $.01</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>280</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>The Curtis L. Begle Living Trust</value>
                    <footnoteId id="F4"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Restricted Stock Units</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <footnoteId id="F5"/>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2024-11-04</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>54631</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>2025-11-04</value>
                <footnoteId id="F6"/>
            </exerciseDate>
            <expirationDate>
                <value>2027-11-04</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock, Par Value $.01</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>54631</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>54631</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
        <derivativeTransaction>
            <securityTitle>
                <value>Restricted Stock Units</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <footnoteId id="F5"/>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2024-11-04</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>71258</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>2027-11-04</value>
                <footnoteId id="F7"/>
            </exerciseDate>
            <expirationDate>
                <value>2027-11-04</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock, Par Value $.01</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>71258</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>71258</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Represents shares of the Issuer acquired upon the closing of a series of transactions pursuant to which a wholly-owned subsidiary of the Issuer combined with Berry Global Group Inc.'s global nonwovens and hygiene films business in a Reverse Morris Trust transaction.</footnote>
        <footnote id="F2">Represents shares of Issuer common stock held by The Crue Meisler Begle Trust, of which the reporting person's minor child is beneficiary.  The reporting person serves as trustee of The Crue Meisler Begle Trust.</footnote>
        <footnote id="F3">Represents shares of Issuer common stock held by The Curtis L. Begle 2022 Grantor Retained Annuity Trust, of which The Crue Meisler Begle Trust is beneficiary.  The reporting person serves as trustee of The Curtis Begle GRAT 2022.</footnote>
        <footnote id="F4">Represents shares of Issuer common stock held by The Curtis L. Begle Living Trust, of which the reporting person is beneficiary.  The reporting person serves as trustee of The Curtis L. Begle Living Trust.</footnote>
        <footnote id="F5">Not applicable to this transaction.  RSUs have no value until all restrictions lapse on the final vesting date.</footnote>
        <footnote id="F6">This grant vests one-third 11/4/2025, one-third 11/4/2026 and one-third 11/4/2027. This grant vests in full, and all restrictions lapse, three years from the Grant Date.</footnote>
        <footnote id="F7">This grant vests in full and all restrictions lapse three years from the Grant Date, subject to the individual's continuous employment with Magnera Corporation.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Laura A. Jones, attorney-in-fact for Curt Begle</signatureName>
        <signatureDate>2024-11-06</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
