FORM10-Q OR ☐TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934For the transition period from toCommission file number:000-24049________________________________________________________________________________________ CRA International,Inc. (Exact name of registrant as specified in its charter)________________________________________________________________________________________ (617)425-3000(Registrant’s telephone number, including area code)_____________________________________________________________________________________ Securities registered pursuant to Section 12(b) of the Act: 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 of1934 during the preceding 12 months (or for such shorter period that the registrant was required to file such reports), and (2) has been subject to such filingrequirements for the past 90 days.YesNo Indicate by check mark whether the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule 405of 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 suchfiles).YesNo Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company, oran emerging growth company. See definitions of “large accelerated filer,” “accelerated filer,” “smaller reporting company,” and “emerging growth company” inRule 12b-2 of the Exchange Act. Large acceleratedfilerAccelerated filer☐Non-acceleratedfiler☐Smaller reportingcompany☐Emerging growthcompany☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with anynew or revised financial accounting standards provided pursuant to Section 13(a) of the ExchangeAct. Indicate by check mark whether the registrant is a shell company (as defined in Rule12b-2 of the Exchange Act).Yes☐No☒ Indicate the number of shares outstanding of each of the issuer’s classes of common stock, as of the latest practicable date. CRA International,Inc. INDEX PARTI. FINANCIAL INFORMATION ITEM1.Financial Statements3Condensed Consolidated Statements of Operations (unaudited)—Fiscal Quarters Ended April 4, 2026 and March29, 20253Condensed Consolidated Statements of Comprehensive Income (unaudited)—Fiscal Quarters Ended April 4, 2026and March 29, 20254Condensed Consolidated Balance Sheets (unaudited)—April 4, 2026 and January 3, 20265Condensed Consolidated Statements of Cash Flows (unaudited)—Fiscal Quarters Ended April 4, 2026 and March29, 20256Condensed Consolidated Statements of Shareholders’ Equity (unaudited)—Fiscal Quarters Ended April 4, 2026and March 29, 20257Notesto Condensed Consolidated Financial Statements (unaudited)9ITEM2.Management’s Discussion and Analysis of Financial Condition and Results of Operations17ITEM3.Quantitative and Qualitative Disclosures About Market Risk22ITEM4.Controls and Procedures22 PARTII. OTHER INFORMATION ITEM1.Legal ProceedingsITEM1A.Risk FactorsITEM2.Unregistered Sales of Equity Securities and Use of ProceedsITEM3.Defaults Upon Senior SecuritiesITEM4.Mine Safety DisclosuresITEM5.Other InformationITEM6.ExhibitsSignatures PART I. FINANCIAL INFORMATION ITEM 1. Financial Statements CRA INTERNATIONAL, INC. CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (unaudited) (in thousands, except per share data) CRA INTERNATIONAL, INC. CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (unaudited) (in thousands) CRA INTERNATIONAL, INC. CONDENSED CONSOLIDATED BALANCE SHEETS (unaudited) (in thousands, except share data) CRA INTERNATIONAL, INC. CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (unaudited) (in thousands) CRA INTERNATIONAL, INC. CONDENSED CONSOLIDATED STATEMENT OF SHAREHOLDERS’ EQUITY (unaudited) (in thousands, except share data) CRA INTERNATIONAL, INC. CONDENSED CONSOLIDATED STATEMENT OF SHAREHOLDERS’ EQUITY (unaudited) (in thousands, except share data) CRA INTERNATIONAL, INC. NOTES TO CONDENSED CONSOLIDATED FINANCIAL STATEMENTS (unaudited) 1. Summary of Significant Accounting Policies Description of Business CRA International, Inc. ("CRA" or the "Company") is a worldwide leading consulting services firm that applies advanced analytictechniques and in-depth industry knowledge to complex engagements for a broad range of clients. CRA offers services in two broad areas:litigation, regulatory, and financial consulting and management consulting. CRA operates in one business segment. CRA operates its businessunder its registered trade name, Charles River Associates. Basis of Presentation The unaudited condensed consolidated financial statements include the accounts of CRA and its wholly-owned subsidiaries (collectively,the "Company") which require consol