On March 12, 2024, Brent Rhodes provided notice to ATI Physical Therapy, Inc. that he will resign from his position as Chief Accounting Officer of the Company effective as of the end of business on March 28, 2024 (the ?Effective Date?). Mr. Rhodes is resigning to pursue other opportunities. Mr. Rhodes?

resignation is not the result of a disagreement with the Company or the Company?s Board of Directors or of any matter relating to the Company?s operations, financial statements, policies or practices. As of the Effective Date, Joseph Jordan, the Company?s Chief Financial Officer, will serve as the Company?s principal financial officer and principal accounting officer.