<SEC-DOCUMENT>0001761358-23-000002.txt : 20230316
<SEC-HEADER>0001761358-23-000002.hdr.sgml : 20230316
<ACCEPTANCE-DATETIME>20230316063026
ACCESSION NUMBER:		0001761358-23-000002
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20230313
FILED AS OF DATE:		20230316
DATE AS OF CHANGE:		20230316

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Gibbons Peter
		CENTRAL INDEX KEY:			0001761358

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-35370
		FILM NUMBER:		23737055

	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
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<DESCRIPTION>FORM 4
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            <rptOwnerCity>MANCHESTER</rptOwnerCity>
            <rptOwnerState>X0</rptOwnerState>
            <rptOwnerZipCode>M27 8LN</rptOwnerZipCode>
            <rptOwnerStateDescription>UNITED KINGDOM</rptOwnerStateDescription>
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            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>VP and GM, Luxfer Graphic Arts</officerTitle>
            <otherText></otherText>
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    <footnotes>
        <footnote id="F1">Restricted Stock Units convert 1 for 1, subject to a nominal payment of $1.00 per Ordinary Share.</footnote>
        <footnote id="F2">The remaining Restricted Stock Units vest on March 13, 2024. The amount above includes 48 additional Restricted Stock Units accrued related to dividend reinvestment rights.</footnote>
        <footnote id="F3">The amount above includes 57 additional Restricted Stock Units accrued related to dividend reinvestment rights.</footnote>
        <footnote id="F4">Represents the grant and partial vesting of performance-based Restricted Stock Units (at 50% target) awarded on March 13, 2020. One half of the performance-based Restricted Stock Units vested on March 13, 2023 upon the achievement of relative Total Shareholder Return (TSR) goals for the three-year performance period ended December 31, 2022. The remaining balance will vest on March 13, 2024.</footnote>
        <footnote id="F5">The Restricted Stock Units are fully vested. The amount above includes 81 additional Restricted Stock Units accrued related to dividend reinvestment rights.</footnote>
        <footnote id="F6">The remaining Restricted Stock Units vest in three equal annual installments beginning on March 14, 2024. The amount above includes 12 additional Restricted Stock Units accrued related to dividend reinvestment rights.</footnote>
        <footnote id="F7">The amount above includes 40 additional Restricted Stock Units accrued related to dividend reinvestment rights.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Megan E. Glise under Power of Attorney for Peter Gibbons</signatureName>
        <signatureDate>2023-03-15</signatureDate>
    </ownerSignature>
</ownershipDocument>
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</SEC-DOCUMENT>
