• AMG director Annette Franqui bought 750 common shares in an open-market purchase at USD 304.88 each.
• Franqui’s direct stake rose to 1,962 common shares following the transaction.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. AMG - Affiliated Managers Group Inc. published the original content used to generate this news brief via EDGAR, the Electronic Data Gathering, Analysis, and Retrieval system operated by the U.S. Securities and Exchange Commission (Ref. ID: 0001004434-26-000062), on June 03, 2026, and is solely responsible for the information contained therein.