Jay C. Horgen, President and CEO of Affiliated Managers Group, Inc. (AMG), executed a sale of 17,500 shares on June 8, 2026. The transaction, valued at approximately $5.92 million, occurred at an average price of $338.27 per share.

This insider sale comes amidst other recent trading activity within the company. Earlier in June, Annette Franqui purchased 750 shares. Prior to that, in May, Felix V. Matos Rodriguez and David Christopher Ryan also sold shares, while G. Staley Cates made a purchase.

Insider sales can be motivated by a variety of factors, including personal financial planning, diversification of holdings, or adherence to pre-established trading plans. Such transactions do not inherently indicate a negative sentiment towards the company's future performance.