Group 1 - AMG announced an adjustment to the conversion rate of its 5.15% junior convertible trust preferred securities due 2037, increasing the conversion rate from 0.2558 to 0.2582 common shares per $50.00 junior convertible security, resulting in an adjusted conversion price of $193.6483 per common share [1] - The adjustment is in accordance with the indenture governing the conversion of the junior convertible securities and is a result of quarterly cash dividends paid by AMG on common shares since Q4 2019 [1] - The next quarterly cash dividend has an ex-dividend date of November 13, 2025, and is scheduled to be paid on November 28, 2025 [1] Group 2 - AMG is a strategic partner to leading independent investment management firms globally, focusing on generating long-term value through investments in high-quality independent partner-owned firms [2] - As of September 30, 2025, AMG's aggregate assets under management were approximately $804 billion, covering a diverse range of investment strategies including private markets and liquid alternatives [2]

Core Points - AMG announced an adjustment to the conversion rate of its 5.15% junior convertible trust preferred securities due 2037, increasing the conversion rate from 0.2558 to 0.2582 common shares per $50.00 junior convertible security, resulting in an adjusted conversion price of $193.6483 per common share [1] - The adjustment is in accordance with the indenture governing the conversion of the junior convertible securities and is a result of quarterly cash dividends paid by AMG on common shares since Q4 2019 [1] Company Overview - AMG is a strategic partner to leading independent investment management firms globally, focusing on generating long-term value by investing in high-quality independent partner-owned firms [2] - As of September 30, 2025, AMG's aggregate assets under management were approximately $804 billion, covering a diverse range of investment strategies including private markets, liquid alternatives, and differentiated long-only strategies [2]