(Mark One) ☒QUARTERLY REPORT PURSUANT TO SECTION13 or 15(d)OF THE SECURITIES EXCHANGE ACT OF1934 For the Quarterly Period Ended June30, 2026 OR For the transition period fromtoCommission file numbers: 001-42188 (I.R.S. Employer Identification Number) 5080 Spectrum Drive, Suite 1200WAddison, TX 75001(Address of Principal Executive Offices and Zip code)(972)364-8000(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 Section13 or 15(d)of the Securities Exchange Act of1934 during the preceding 12 months (or for such shorter periods as such Registrant was required to file such reports), and (2)has been subject tosuch filing requirements for the past 90 days.Yes☒No☐ Indicate by check mark whether the Registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule405of Regulation S-T during the preceding 12 months (or for such 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, a smaller reporting company, oran emerging growth company. See the definitions of “large accelerated filer,” “accelerated filer,” “smaller reporting company,” and “emerging growthcompany” in Rule12b-2 of the Exchange Act. (Check one): 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 Section13(a)of the Exchange Act.☐ Indicate by check mark whether the Registrant is a shell company (as defined in Rule12b-2 of the Exchange Act).Yes☐No☒ As of July31, 2026, Concentra Group Holdings Parent, Inc. had outstanding 127,517,736 shares of common stock. Unless the context indicates otherwise, any reference in this report to “Concentra” refers to Concentra Group Holdings Parent,Inc. and itssubsidiaries. References to the “Company,” “we,” “us,” and “our” refer collectively to Concentra. TABLE OF CONTENTS PagePARTIFINANCIAL INFORMATION3ITEM 1.CONDENSED CONSOLIDATED FINANCIAL STATEMENTS3Condensed Consolidated Balance Sheets3Condensed Consolidated Statements of Operations4Condensed Consolidated Statements of Comprehensive Income5Condensed Consolidated Statements of Changes in Equity6Condensed consolidated Statements of Cash Flows8Notes to Condensed Consolidated Financial Statements9ITEM 2.MANAGEMENT’S DISCUSSION AND ANALYSIS OF FINANCIAL CONDITION ANDRESULTS OF OPERATIONS24ITEM 3.QUANTITATIVE AND QUALITATIVE DISCLOSURES ABOUT MARKET RISK39ITEM 4.CONTROLS AND PROCEDURES40 PARTIIOTHER INFORMATION41ITEM 1.LEGAL PROCEEDINGS41ITEM 1A.RISK FACTORS41ITEM 2.UNREGISTERED SALES OF EQUITY SECURITIES AND USE OF PROCEEDS41ITEM 3.DEFAULTS UPON SENIOR SECURITIES41ITEM 4.MINE SAFETY DISCLOSURES41ITEM 5.OTHER INFORMATION41ITEM 6.EXHIBITS42SIGNATURES43 PART I - FINANCIAL INFORMATION CONCENTRA GROUP HOLDINGS PARENT, INC.CONDENSED CONSOLIDATED BALANCE SHEETS(Unaudited)(in thousands, except par value and share data) June 30, 2026December 31, 2025 CONCENTRA GROUP HOLDINGS PARENT, INC.CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS(Unaudited)(in thousands, except per share amounts) The accompanying notes are an integral part of these condensed consolidated financial statements. CONCENTRA GROUP HOLDINGS PARENT, INC.CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME(Unaudited)(in thousands) The accompanying notes are an integral part of these condensed consolidated financial statements. CONCENTRA GROUP HOLDINGS PARENT, INC.CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY(Unaudited)(in thousands, except per share amounts) CONCENTRA GROUP HOLDINGS PARENT, INC.CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY(Unaudited)(in thousands, except per share amounts) CONCENTRA GROUP HOLDINGS PARENT, INC.CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS(Unaudited)(in thousands) CONCENTRA GROUP HOLDINGS PARENT, INC.NOTES TO CONDENSED CONSOLIDATED FINANCIAL STATEMENTS(Unaudited) 1.Organization Concentra Group Holdings Parent, Inc., a Delaware corporation, conducts substantially all of its business through ConcentraHealth Services, Inc., a wholly owned subsidiary of Concentra (“CHSI”), and CHSI’s subsidiaries. As the context may require, the“Company”, “we”, “us”, “our”, or similar words in this report refer collectively to Concentra. The Company is the largest provider of occupational health services in the United States by number of locations. As of June30,2026, we operated 633 stand-alone occupational health centers in 41 states and 415 onsite health clinics at employer worksites in 44states. The Company provides a diverse and comprehensive array of occupational health services, including workers’ compensationand employer services, and consum