Form 4 Filing for Engel Marcy at AFFILIATED MANAGERS GROUP, INC.

This filing details a Form 4 submission by Engel Marcy, a director at AFFILIATED MANAGERS GROUP, INC. (AMG). On July 30, 2026, Marcy acquired 274 Stock Units. These units are convertible into shares of the Company's common stock on a one-to-one basis, with vesting scheduled for August 15, 2027. The acquisition was made under a direct ownership nature, with a transaction code indicating acquisition. The price per share for this transaction was $0.0, and post-transaction, Marcy holds 274 shares. The underlying security for these units is Common Stock.