SCHEDULE 13G/A 0001034495 XXXXXXXX LIVE 1 Common Stock 12/31/2025 0002007587 American Integrity Insurance Group, Inc. 026948109 5246 Bay Center Drive, Suite 600 Tampa FL 33609 Rule 13d-1(d) James E. Sowell X1 4473824 0 4473824 0 4473824 N 22.9 IN The figures in Items 5, 7 and 9 consist of shares of common stock, par value $0.001 per share, of American Integrity Insurance Group, Inc., held by Sowell Investments Holding Co., LLC, of which James E. Sowell is the sole manager. The percent ownership calculated in Item 11 is based upon an aggregate of 19,576,804 shares of common stock, par value $0.001 per share, of American Integrity Insurance Group, Inc. reported as outstanding as of November 17, 2025 by American Integrity Insurance Group, Inc. in its registration statement on Form S-1 (File No. 333-291588). Sowell Investments Holding Co., LLC TX 4473824 0 4473824 0 4473824 N 22.9 OO The percent ownership calculated in Item 11 is based upon an aggregate of 19,576,804 shares of common stock, par value $0.001 per share, of American Integrity Insurance Group, Inc. reported as outstanding as of November 17, 2025 by American Integrity Insurance Group, Inc. in its registration statement on Form S-1 (File No. 333-291588). American Integrity Insurance Group, Inc. 5426 Bay Center Drive, Suite 600, Tampa, Florida 33609 This Schedule 13G is being jointly filed by each of James E. Sowell and Sowell Investments Holding Co., LLC 1601 Elm Street, Ste. 3500, Dallas, Texas 75201 See responses to Item 4 on each cover page Y 4,473,824 22.9 4,473,824 0 4,473,824 0 Y Y Y Y Y Y James E. Sowell /s/ James E. Sowell 02/17/2026 Sowell Investments Holding Co., LLC /s/ James E. Sowell 02/17/2026