<SEC-DOCUMENT>0001964245-24-000002.txt : 20240214
<SEC-HEADER>0001964245-24-000002.hdr.sgml : 20240214
<ACCEPTANCE-DATETIME>20240214174317
ACCESSION NUMBER:		0001964245-24-000002
CONFORMED SUBMISSION TYPE:	5
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20231231
FILED AS OF DATE:		20240214
DATE AS OF CHANGE:		20240214

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			LAWDAY MARK JAMES
		CENTRAL INDEX KEY:			0001964245
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		5
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-35370
		FILM NUMBER:		24640918

	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]
		ORGANIZATION NAME:           	08 Industrial Applications and Services
		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>5
<SEQUENCE>1
<FILENAME>wk-form5_1707950580.xml
<DESCRIPTION>FORM 5
<TEXT>
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                    <value>31</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>87</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
        <derivativeTransaction>
            <securityTitle>
                <value>Stock Options (Right to Buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <footnoteId id="F2"/>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2023-05-08</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value>L</value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>750</value>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F2"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F15"/>
            </exerciseDate>
            <expirationDate>
                <value>2028-03-14</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Ordinary Shares</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>750</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>2250</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
        <derivativeTransaction>
            <securityTitle>
                <value>Dividend Equivalent Rights</value>
                <footnoteId id="F7"/>
            </securityTitle>
            <conversionOrExercisePrice>
                <footnoteId id="F3"/>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2023-05-08</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value>L</value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>24</value>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F3"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F16"/>
            </exerciseDate>
            <expirationDate>
                <value>2028-03-14</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Ordinary Shares</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>24</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>190</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Represents the exercise of Stock Options and related Dividend Equivalent Rights on May 8, 2023, as detailed in Table II of this Form 5. This transaction was not previously reported on Form 4 due to an inadvertent administrative error.</footnote>
        <footnote id="F2">Stock Options convert 1 for 1, subject to a nominal payment of $1.00 per Ordinary Share.</footnote>
        <footnote id="F3">Dividend Equivalent Rights convert 1 for 1, subject to a nominal payment of $1.00 per Ordinary Share.</footnote>
        <footnote id="F4">Represents the payment of exercise price and tax liabilities by withholding  Ordinary Shares incident to the exercise of derivative securities on May 8, 2023. This transaction was not previously reported on Form 4 due to an inadvertent administrative error.</footnote>
        <footnote id="F5">Represents the on-market sale of 525 Ordinary Shares on August 9, 2023.  This transaction was not previously reported on Form 4 due to an inadvertent administrative error.</footnote>
        <footnote id="F6">The subject Stock Options fully vested and became exercisable on March 14, 2023.</footnote>
        <footnote id="F7">Represents Dividend Equivalent Rights accrued on Stock Options, which become exercisable proportionately with the Stock Options to which they relate. Each Dividend Equivalent Right is the economic equivalent of one Ordinary Share, subject to a nominal payment of $1.00 per Ordinary Share.</footnote>
        <footnote id="F8">The subject Dividend Equivalent Rights fully vested and became exercisable on March 14, 2023.</footnote>
        <footnote id="F9">The subject Stock Options vested and became exercisable on December 13, 2022.</footnote>
        <footnote id="F10">The subject Stock Options fully vested and became exercisable on December 13, 2023. As of December 31, 2023, the Stock Options have not been exercised.</footnote>
        <footnote id="F11">The subject Dividend Equivalent Rights vested and became exercisable on December 13, 2020, December 13, 2021, and December 13, 2022.</footnote>
        <footnote id="F12">The subject Dividend Equivalent Rights fully vested and became exercisable on December 13, 2023. As of December 31, 2023, the Dividend Equivalent Rights have not been exercised.</footnote>
        <footnote id="F13">The subject Stock Options vested and became exercisable in equal installments on March 15, 2022 and March 15, 2023. The remaining Stock Options will vest and become exercisable in two equal annual installments on March 15, 2024 and March 15, 2025.</footnote>
        <footnote id="F14">The subject Dividend Equivalent Rights vested and became exercisable on March 15, 2022 and March 15, 2023. The remaining Dividend Equivalent Rights will vest and become exercisable in two annual installments on March 15, 2024 and March 15, 2025.</footnote>
        <footnote id="F15">The subject Stock Options vested and became exercisable on March 14, 2023. The remaining Stock Options vest and become exercisable in three equal annual installments beginning on March 14, 2024.</footnote>
        <footnote id="F16">The subject Dividend Equivalent Rights vested and became exercisable on March 14, 2023. The remaining Dividend Equivalent Rights will vest and become exercisable in three annual installments beginning on March 14, 2024.</footnote>
    </footnotes>

    <remarks>Vice President and General Manager, Luxfer Gas Cylinders - Europe</remarks>

    <ownerSignature>
        <signatureName>/s/ Megan E. Glise under Power of Attorney for Mark J. Lawday</signatureName>
        <signatureDate>2024-02-14</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
