QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended April4, 2026 OR ☐TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934For the transition period from _________ to _________Commission file number 001-40456________________________ JANUS INTERNATIONAL GROUP, INC. (Exact name of registrant as specified in its charter)________________________ (866) 562-2580(Registrant's telephone number, including area code)______________________ Securities registered pursuant to Section 12(b) of the Act: Name of Each Exchangeon Which Registered: New York Stock Exchange Indicate by check mark whether the registrant: (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during thepreceding 12 months (or for such shorter period that the registrant was required 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 be submitted pursuant to Rule 405 of Regulation S-T(§232.405 of this chapter) during the preceding 12 months (or for such shorter period that the registrant was required to submit and post such files). Yes☒No☐ Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company, or an emerginggrowth company. See the definitions of “large accelerated filer,” “accelerated filer,” “smaller reporting company,” and “emerging growth company” in Rule 12b-2 of theExchange Act. Large accelerated filer☒Accelerated filer☐Non-accelerated filer☐Smaller reporting company☐Emerging growth company☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revisedfinancial accounting standards provided pursuant to Section 13(a) of the Exchange Act.☐ Indicate by check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Exchange Act). Yes☐No☒As of May8, 2026, 136,392,459 shares of the Registrant’s common stock were outstanding. JANUS INTERNATIONAL GROUP, INC.Quarterly Report on Form 10-QTable of Contents CAUTIONARY NOTE REGARDING FORWARD-LOOKING STATEMENTSPART I--FINANCIAL INFORMATIONItem 1.Condensed Consolidated Financial StatementsItem 2.Management's Discussion and Analysis of Financial Condition and Results of OperationsItem 3.Quantitative and Qualitative Disclosures About Market RiskItem 4.Controls and ProceduresPART II--OTHER INFORMATIONItem 1.Legal ProceedingsItem 1A.Risk FactorsItem 2.Unregistered Sales of Equity Securities and Use of ProceedsItem 3.Defaults upon Senior SecuritiesItem 4.Mine Safety DisclosuresItem 5.Other InformationItem 6.ExhibitsSIGNATURES CAUTIONARY NOTE REGARDING FORWARD-LOOKING STATEMENTS Statements contained in this Quarterly Report on Form 10-Q (this “Form 10-Q”) that reflect our current views with respect to future events andfinancial performance, business strategies, expectations for our business and any other statements of a future or forward-looking nature, constitute“forward-looking statements” within the meaning of Section 27A of the Securities Act of 1933, as amended (the “Securities Act”), and Section 21E ofthe Securities Exchange Act of 1934, as amended (the “Exchange Act”). These forward-looking statements include, but are not limited to, statements about our financial condition, results of operations, earnings outlook andprospects or regarding our or our management’s expectations, beliefs, intentions or strategies regarding the future, including our expectationsregarding our revenues, cost of revenues, operating expenses, other operating results, and other key metrics, and our ability to meet previouslyannounced earnings guidance with respect to the Company and/or its individual segments. These forward-looking statements involve risks anduncertainties that could cause our actual results to differ materially from those contemplated in the forward-looking statements, including, withoutlimitation, the risks set forth in Part II, Item 1A, “Risk Factors” in this Form 10-Q and in our other filings with the Securities and ExchangeCommission (the “SEC”). We do not assume any obligation to update any forward-looking statements after the date of this Form 10-Q, except asrequired by law. In addition, any statements that refer to projections, forecasts, or other characterizations of future events or circumstances, including any underlyingassumptions, are forward-looking statements. Forward-looking statements are typically identified by words such as “plan,” “believe,” “expect,”“anticipate,” “intend,” “outlook,” “estimate,” “forecast,” “project,” “continue,” “could,” “may,” “might,” “possible,” “potential,” “predict,” “should,”“would”, “will” and other similar words an