<SEC-DOCUMENT>0001455863-21-000121.txt : 20211109
<SEC-HEADER>0001455863-21-000121.hdr.sgml : 20211109
<ACCEPTANCE-DATETIME>20211109180958
ACCESSION NUMBER:		0001455863-21-000121
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20211108
FILED AS OF DATE:		20211109
DATE AS OF CHANGE:		20211109

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			BARRETT KELLY HEFNER
		CENTRAL INDEX KEY:			0001527192

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-34723
		FILM NUMBER:		211393615

	MAIL ADDRESS:	
		STREET 1:		4630 WYNMEADE PARK
		CITY:			MARIETTA
		STATE:			GA
		ZIP:			30067

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			AMERICOLD REALTY TRUST
		CENTRAL INDEX KEY:			0001455863
		STANDARD INDUSTRIAL CLASSIFICATION:	REAL ESTATE INVESTMENT TRUSTS [6798]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			MD
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		10 Glenlake Pkwy., Suite 800 S. Tower
		CITY:			Atlanta
		STATE:			GA
		ZIP:			30328
		BUSINESS PHONE:		678-441-1400

	MAIL ADDRESS:	
		STREET 1:		10 Glenlake Pkwy., Suite 800 S. Tower
		CITY:			Atlanta
		STATE:			GA
		ZIP:			30328
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wf-form4_163649938415390.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2021-11-08</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001455863</issuerCik>
        <issuerName>AMERICOLD REALTY TRUST</issuerName>
        <issuerTradingSymbol>COLD</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001527192</rptOwnerCik>
            <rptOwnerName>BARRETT KELLY HEFNER</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O AMERICOLD REALTY TRUST</rptOwnerStreet1>
            <rptOwnerStreet2>10 GLENLAKE PKWY, SOUTH TOWER, SUITE 600</rptOwnerStreet2>
            <rptOwnerCity>ATLANTA</rptOwnerCity>
            <rptOwnerState>GA</rptOwnerState>
            <rptOwnerZipCode>30328</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>1</isOther>
            <officerTitle></officerTitle>
            <otherText>Trustee</otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Shares of Beneficial Interest</value>
            </securityTitle>
            <transactionDate>
                <value>2021-11-08</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>3000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>29.189</value>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>11839</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">The price reported in column 4 is a weighted average price.  These common shares were purchased in multiple transactions at prices ranging from $29.185 to $29.1899, inclusive. The reporting person undertakes to provide to Americold Realty Trust, any security holder of Americold Realty Trust, or the staff of the Securities and Exchange Commission, upon request, full in information regarding the number of common shares sold at each separate price within the range set forth above.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ James C. Snyder, Jr. attorney-in-fact</signatureName>
        <signatureDate>2021-11-09</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
