144 0001954521 XXXXXXXX LIVE 0001042046 American Financial Group, Inc. 001-13653 301 East Fourth Street Cincinnati OH 45202 513-579-2121 Mark A. Weiss Officer Common Stock Bank of America/Merrill Lynch

1500 American Blvd Pennington NJ 08534

2813 399221 83086083 08/06/2026 NYSE Common Stock 02/23/2025 Vested Restricted Stock Issuer N 871 02/23/2025 Executive Compensation Common Stock 02/25/2024 Vested Restricted Stock Issuer N 943 02/25/2024 Executive Compensation Common Stock 03/22/2021 Option Exercise Issuer N 55 03/22/2021 Cash Common Stock 02/22/2021 Vested Restricted Stock Issuer N 944 02/22/2021 Executive Compensation Y 08/06/2026 Mark A. Weiss