<SEC-DOCUMENT>0001761420-23-000007.txt : 20231103
<SEC-HEADER>0001761420-23-000007.hdr.sgml : 20231103
<ACCEPTANCE-DATETIME>20231103210344
ACCESSION NUMBER:		0001761420-23-000007
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20231102
FILED AS OF DATE:		20231103
DATE AS OF CHANGE:		20231103

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Butcher Andrew
		CENTRAL INDEX KEY:			0001761420

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-35370
		FILM NUMBER:		231377891

	MAIL ADDRESS:	
		STREET 1:		LUXFER HOLDINGS PLC
		STREET 2:		LUMNS LANE
		CITY:			MANCHESTER
		STATE:			X0
		ZIP:			M27 8LN

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			LUXFER HOLDINGS PLC
		CENTRAL INDEX KEY:			0001096056
		STANDARD INDUSTRIAL CLASSIFICATION:	INDUSTRIAL INORGANIC CHEMICALS [2810]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			X0
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		LUMNS LANE
		CITY:			MANCHESTER
		STATE:			X0
		ZIP:			M27 8LN
		BUSINESS PHONE:		44161300-0600

	MAIL ADDRESS:	
		STREET 1:		LUMNS LANE
		CITY:			MANCHESTER
		STATE:			X0
		ZIP:			M27 8LN
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wk-form4_1699059813.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0508</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2023-11-02</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001096056</issuerCik>
        <issuerName>LUXFER HOLDINGS PLC</issuerName>
        <issuerTradingSymbol>LXFR</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001761420</rptOwnerCik>
            <rptOwnerName>Butcher Andrew</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>LUXFER HOLDINGS PLC</rptOwnerStreet1>
            <rptOwnerStreet2>LUMNS LANE</rptOwnerStreet2>
            <rptOwnerCity>MANCHESTER</rptOwnerCity>
            <rptOwnerState>X0</rptOwnerState>
            <rptOwnerZipCode>M27 8LN</rptOwnerZipCode>
            <rptOwnerStateDescription>UNITED KINGDOM</rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Chief Executive Officer</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <aff10b5One>0</aff10b5One>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Ordinary Shares</value>
            </securityTitle>
            <transactionDate>
                <value>2023-11-02</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>5800</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>8.615</value>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>124534</value>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">The price is a weighted average price. These shares were purchased in two transactions at the price of $8.6228 and $8.6071. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price.</footnote>
        <footnote id="F2">The above figure includes 597 Ordinary Shares, including those accrued related to dividend reinvestment rights, acquired pursuant to the Luxfer Holdings PLC Employee Stock Purchase Plan (the &quot;ESPP&quot;) for the purchase periods of June 15, 2022 - December 20, 2022 and December 21, 2022 - June 16, 2023. These transactions are exempt pursuant to Rule 16b-3(c). In accordance with the ESPP, these Ordinary Shares were purchased at a price equal to 85% of the closing price of the Issuer's Ordinary Shares on December 20, 2022 and June 16, 2023 respectively.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Megan E. Glise under Power of Attorney for Andrew Butcher</signatureName>
        <signatureDate>2023-11-03</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
