Management Change/Compensation (Form 8-K)

Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

On September 17, 2025, the Board of Directors of American Integrity Insurance Group, Inc. (the "Company") appointed Steve W. Biggs as the Company's chief accounting officer, pursuant to which Mr. Biggs serves as the Company's principal accounting officer, effective September 22, 2025. Mr. Biggs's annual base salary is $300,000.

Mr. Biggs, 52, previously served as Division Chief Financial Officer, Vice President of Retail (P&C, Life, Retirement) from 2023 to 2024 and served as Division Chief Financial Officer, Vice President of P&C and Distribution from 2014 to 2020 for Horace Mann Educators Corporation. From 2021 to 2023, Mr. Biggs served as Vice President of Strategy and Business Development at Embark Insurance Company, which is the managerial general agency owned by Altamont Capital Partners, which offers automobile and property insurance. Previously, Mr. Biggs worked at Allstate Insurance Company, CNA Financial and Ernst & Young, LLP in various positions. Mr. Biggs received a Master of Business Administration from Northwestern University, Kellogg School of Management and a Bachelor of Science in Accountancy from Northwestern University.

There are no arrangements or understandings between Mr. Biggs and any other person pursuant to which Mr. Biggs was named chief accounting officer of the Company. Mr. Biggs does not have any family relationship with any of the Company's directors or executive officers or any persons nominated or chosen by the Company to become a director or executive officer. Mr. Biggs does not have any direct or indirect material interest in any transaction or proposed transaction required to be reported under Item 404(a) of Regulation S-K.