Contact: Investor Relations ir@acadian-inc.com (617) 369-7300 /// ACADIAN ASSET MANAGEMENT INC Exhibit 99.1 Acadian Asset Management Inc. Reports Financial and Operating Results for the Fourth Quarter Ended December 31. 2025 BOSTON - February 5, 2026 - Acadian Asset Management Inc. (NYSE: AAMI) reports its results for the fourth quarter ended December 31, 2025. Kelly Young, Acadian Asset Management Inc.'s President and Chief Executive Officer, said, "Acadian achieved its eighth consecutive quarter of positi ...