Power of Attorney for Marcy Engel at Affiliated Managers Group, Inc.

The filing is a Power of Attorney document for Marcy Engel, a director at Affiliated Managers Group, Inc. (AMG). The document, signed by Kavita Padiyar as Attorney-in-Fact, grants Marcy Engel the authority to act on behalf of the company in legal and financial matters. The filing is dated October 3, 2025, and reports the period ending September 30, 2025. Marcy Engel is based in West Palm Beach, Florida, and the document indicates that she owns no securities in the company.