Organization and Description of the Business

6 Months Ended

Jun. 30, 2025

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Organization and Description of the Business

Organization and Description of the Business

Acadian Asset Management Inc. (“Acadian”, “AAMI” or the “Company”), is a holding company that operates a systematic investment management business through its majority owned subsidiary, Acadian Asset Management LLC (“Acadian LLC”). Acadian LLC offers institutional investors across the globe access to a diversified array of systematic investment strategies designed to meet a range of risk and return objectives. Acadian LLC is a leading systematic investment manager of active equity products, including global, emerging market, non-U.S., small cap and enhanced equities, as well as credit and alternative strategies. The Company’s Quant & Solutions reportable segment consists of Acadian LLC:

•Quant & Solutions—incorporates strategies that utilize advanced technology to collect and analyze data, aiming to identify mispriced assets and generate attractive risk-adjusted returns for investors; portfolios include global, emerging market, non-U.S., small cap and enhanced equities, as well as credit and alternative strategies.

Acadian LLC is organized as a limited liability company. Fees for services are largely asset-based and, as a result, revenues fluctuate based on the performance of financial markets and investors’ asset flows in and out of Acadian LLC’s products. The Company utilizes a profit-sharing model in structuring its compensation and ownership arrangements with Acadian LLC. Variable compensation is based on the firm’s profitability. The Company and Acadian LLC key employees share in profits after variable compensation according to their respective ownership interests. The profit-sharing model results in the alignment of the Company and Acadian LLC key employee economic interests, which is critical to the Company’s talent management strategy and long-term growth of the business.

The corporate holding company (“Hold Co”) is included within the Unallocated Corporate expenses category.

Prior to 2014, the Company was a wholly-owned subsidiary of Old Mutual plc (“OM plc”), an international long-term savings, protection, and investment group, listed on the London Stock Exchange. On October 15, 2014, the Company completed the initial public offering (the “Offering”) by OM plc pursuant to the Securities Act of 1933, as amended. As of June 30, 2025, Paulson & Co. Inc. (“Paulson”) and related parties thereof held approximately 25.1% of the common stock of the Company.

For the six months ended June 30, 2025, the Company repurchased 1,696,553 shares of common stock at an average price of $25.30 per share, or approximately $43.0 million in total, including commissions. For the six months ended June 30, 2024, the Company repurchased 4,445,534 shares of common stock at an average price of $21.32 per share, or approximately $94.9 million in total, including commissions.

All shares of common stock repurchased by the Company were retired.