<SEC-DOCUMENT>0001127602-23-027922.txt : 20231120
<SEC-HEADER>0001127602-23-027922.hdr.sgml : 20231120
<ACCEPTANCE-DATETIME>20231120072234
ACCESSION NUMBER:		0001127602-23-027922
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20231116
FILED AS OF DATE:		20231120
DATE AS OF CHANGE:		20231120

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Patterson Robert M
		CENTRAL INDEX KEY:			0001433828

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-16091
		FILM NUMBER:		231420710

	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]
		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>2023-11-16</periodOfReport>

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

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001433828</rptOwnerCik>
            <rptOwnerName>Patterson Robert M</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>AVIENT CENTER</rptOwnerStreet1>
            <rptOwnerStreet2>33587 WALKER ROAD</rptOwnerStreet2>
            <rptOwnerCity>AVON LAKE</rptOwnerCity>
            <rptOwnerState>OH</rptOwnerState>
            <rptOwnerZipCode>44012</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>1</isOfficer>
            <officerTitle>Chairman, President &amp; CEO</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <aff10b5One>0</aff10b5One>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2023-11-16</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>I</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>37802.962</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>33.80</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>394235.654</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>Supplemental Plan</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2023-11-17</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>24304</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>34.5453</value>
                    <footnoteId id="F2"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>610897</value>
                    <footnoteId id="F3"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Reflects a purchase by Mr. Patterson of 37,802.962 Avient shares within the Avient supplemental retirement plan.</footnote>
        <footnote id="F2">The purchase price is a weighted average for the purchase transactions.  The purchase prices range from a low of $34.19 per share to a high of $34.72 per share.  Full information regarding the number of shares purchased at each separate price is available upon request by the Commission staff, Avient Corporation, or a security holder of Avient Corporation.</footnote>
        <footnote id="F3">Includes shares acquired pursuant to dividend reinvestment.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Lisa K. Kunkle, Power of Attorney For: Robert M. Patterson</signatureName>
        <signatureDate>2023-11-20</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
