FORM 10-Q ☒QUARTERLY REPORT PURSUANT TO SECTION13 OR 15(d) OF THE SECURITIES EXCHANGE ACTOF1934 For the Quarterly Period EndedMarch 29, 2026 OR TRANSITION REPORT PURSUANT TO SECTION13 OR 15(d) OF THE SECURITIES EXCHANGE ACTOF1934 Commission File Number001-35370 Luxfer Holdings PLC (Exact Name of Registrant as Specified in Its Charter) 98-1024030I.R.S. Employer Identification No. State or Other Jurisdiction ofIncorporation or Organization 3016 Kansas Avenue,Riverside, CA, 92507 Address of principal executive offices Registrant’s telephone number, including area code:+1 414-269-2419 Securities registered pursuant to Section 12(b) of the Act: New York Stock Exchange Securities registered or to be registered pursuant to Section12(g) of the Act:None Indicate by check mark whether the registrant (1)has filed all reports required to be filed by Section13 or 15(d) of theSecurities Exchange Act of 1934 during the preceding 12months (or for such shorter period that the registrant wasrequired to file such reports), and (2)has been subject to such filing requirements for the past 90days. Yes☒No☐ Indicate by check mark whether the registrant has submitted electronically every Interactive Data File required to besubmitted pursuant to Rule405 of RegulationS-T (§232.405 of this chapter) during the preceding 12months (or forsuch shorter period that the registrant was required to submit such files). Yes☒No☐ Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer,smaller reporting company or an emerging growth company. See definition of "large accelerated filer", "acceleratedfiler", "smaller reporting company" and "emerging growth company" in Rule12b-2 of the Exchange Act.: Large accelerated filerNon-accelerated filerEmerging growth company Accelerated Filer☒Smaller reporting company☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transitionperiod for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of theExchange Act.☐ Indicate by check mark whether the registrant is a shell company (as defined in Rule12b-2 of the Act). Yes☐No☒ The number of shares outstanding of Registrant’s only class of ordinary stock on March 29, 2026, was 26,751,621. Table of Contents TABLE OF CONTENTS PART I FINANCIAL INFORMATIONItem 1.Condensed Consolidated Financial Statements (unaudited) Condensed Consolidated Statements of Income (unaudited)Condensed Consolidated Statements of Comprehensive Income (unaudited)Condensed Consolidated Balance Sheets (unaudited)Condensed Consolidated Statements of Cash Flows (unaudited)Condensed Consolidated Statements of Changes in Equity (unaudited)Notes to Condensed Consolidated Financial Statements (unaudited)Item 2.Management's Discussion and Analysis of Financial Condition and Results of OperationsItem 3.Quantitative and Qualitative Disclosures About Market RiskItem 4.Controls and Procedures Item 1.Legal ProceedingsItem 1A.Risk FactorsItem 2.Unregistered Sales of Equity Securities and Use of ProceedsItem 5.Other InformationItem 6.ExhibitsSignatures PART I - FINANCIAL INFORMATION 1The calculation of earnings per share is performed separately for continuing and discontinued operations. As a result,the sum of the two in any particular period may not equal the earnings-per-share amount in total.2The loss per share for discontinued operations has not been diluted, since the incremental shares included in theweighted-average number of shares outstanding would have been anti-dilutive. Table of Contents LUXFER HOLDINGSPLCNOTES TO CONDENSED CONSOLIDATED FINANCIAL STATEMENTS (UNAUDITED) 1.Basis of Presentation and Responsibility for interim Financial Statements We prepared the accompanying unaudited condensed consolidated financial statements of Luxfer Holdings PLC andall wholly-owned, majority owned or otherwise controlled subsidiaries on the same basis as our annual auditedfinancial statements. We condensed or omitted certain information and footnote disclosures normally included in ourannual audited financial statements, which we prepared in accordance with U.S. Generally Accepted AccountingPrinciples (GAAP). Our quarterly financial statements should be read in conjunction with our Annual Report on Form 10-K for the yearended December 31, 2025. As used in this report, the terms "we," "us," "our," "Luxfer" and "the Company" mean LuxferHoldings PLC and its subsidiaries, unless the context indicates another meaning. In the opinion of management, our financial statements reflect all adjustments, which are only of a normal recurringnature, necessary for the fair statement of financial statements for interim periods in accordance with U.S. GAAP andwith the instructions to Form 10-Q in Article 10 of Securities and Exchange Commission (SEC) Regulation S-X. The preparation of financial statements in conformity with U.S