<SEC-DOCUMENT>0001127602-25-000100.txt : 20250102
<SEC-HEADER>0001127602-25-000100.hdr.sgml : 20250102
<ACCEPTANCE-DATETIME>20250102163150
ACCESSION NUMBER:		0001127602-25-000100
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20241230
FILED AS OF DATE:		20250102
DATE AS OF CHANGE:		20250102

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Pederson Christopher
		CENTRAL INDEX KEY:			0001756776
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-16091
		FILM NUMBER:		25502501

	MAIL ADDRESS:	
		STREET 1:		33587 WALKER ROAD
		CITY:			AVON LAKE
		STATE:			OH
		ZIP:			44012

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			AVIENT CORP
		CENTRAL INDEX KEY:			0001122976
		STANDARD INDUSTRIAL CLASSIFICATION:	PLASTICS, MATERIALS, SYNTH RESINS & NONVULCAN ELASTOMERS [2821]
		ORGANIZATION NAME:           	08 Industrial Applications and Services
		IRS NUMBER:				341730488
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		33587 WALKER ROAD
		CITY:			AVON LAKE
		STATE:			OH
		ZIP:			44012
		BUSINESS PHONE:		440-930-1000

	MAIL ADDRESS:	
		STREET 1:		33587 WALKER ROAD
		CITY:			AVON LAKE
		STATE:			OH
		ZIP:			44012

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	POLYONE CORP
		DATE OF NAME CHANGE:	20000830
</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>2024-12-30</periodOfReport>

    <issuer>
        <issuerCik>0001122976</issuerCik>
        <issuerName>AVIENT CORP</issuerName>
        <issuerTradingSymbol>AVNT</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001756776</rptOwnerCik>
            <rptOwnerName>Pederson Christopher</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>AVIENT CORPORATION</rptOwnerStreet1>
            <rptOwnerStreet2>33587 WALKER ROAD</rptOwnerStreet2>
            <rptOwnerCity>AVON LAKE</rptOwnerCity>
            <rptOwnerState>OH</rptOwnerState>
            <rptOwnerZipCode>44012</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isOfficer>1</isOfficer>
            <officerTitle>SVP, President SEM</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <aff10b5One>0</aff10b5One>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2024-12-30</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>I</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>324.57</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>40.12</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>4897.497</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>Supplemental Plan</value>
                    <footnoteId id="F2"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>11829</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>6566.746</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>Savings Plan Trust</value>
                    <footnoteId id="F2"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Reflects the investment by the reporting person in Avient stock under the Supplemental Plan, plus exempt acquisitions since the date of the reporting person's last report.  The reported transaction is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c), and was conducted pursuant to a pre-arranged trading plan dated September 23, 2022.</footnote>
        <footnote id="F2">The information in this report is based on a plan statement as of December 30, 2024.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Robert K. James, Power of Attorney For: Christopher Pederson</signatureName>
        <signatureDate>2025-01-02</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
