SCHEDULE 13G 0000908758 XXXXXXXX LIVE Class A Common Stock, par value $0.001 per share 12/31/2023 0000876883 Stagwell Inc 85256A109 ONE WORLD TRADE CENTER, FLOOR 65 NEW YORK NY 10007 Rule 13d-1(b) American Beacon Advisors, Inc. DE 0.00 6380500.00 0.00 6380500.00 6380500.00 5.3 IA Resolute Investment Managers, Inc. DE 0.00 6380500.00 0.00 6380500.00 6380500.00 5.3 HC Stagwell Inc ONE WORLD TRADE CENTER, FLOOR 65, NEW YORK, NEW YORK, 10007. This Schedule 13G is filed by: American Beacon Advisors, Inc. Resolute Investment Managers, Inc. (each individually a {Reporting Person} and collectively the {Reporting Persons}). The Reporting Persons have entered into a Joint Filing Agreement, a copy of which is filed with this Schedule 13G as Exhibit A. Pursuant to the Joint Filing Agreement, the Reporting Persons have agreed to file this Schedule 13G jointly in accordance with the provisions of Rule 13d-1(k)(1) under the Act. 220 East Las Colinas Blvd. Suite 1200 Irving, TX 75039 American Beacon Advisors, Inc. is a Delaware corporation Resolute Investment Managers, Inc. is a Delaware corporation N IA American Beacon Advisors, Inc.: shares Resolute Investment Managers, Inc.: shares The amount listed for American Beacon Advisors, Inc. (American Beacon) and Resolute Investment Managers, Inc. (Resolute) is beneficially owned by the American Beacon Small Cap Value Fund (the Fund), an investment company registered under section 8 of the Investment Company Act of 1940, and the American Beacon Small Cap Value Collective Investment Fund (the CIT). American Beacon is investment adviser to the Fund and the CIT and delegates voting and dispositive power over the Funds and CITs portfolio securities to unaffiliated investment advisers serving as sub-advisers to the Fund and the CIT. American Beacon is a wholly-owned subsidiary of Resolute. In accordance with Rule 13d-4 under the Securities Exchange Act of 1934, as amended, American Beacon and Resolute each expressly disclaims beneficial ownership of the Common Stock. American Beacon Advisors, Inc.: 5.29% Resolute Investment Managers, Inc.: 5.29% The percentage ownership is based upon 120,634,327 shares of Common Stock issued and outstanding as of November 1, 2023, as reported in the Issuers Quarterly Report on Form 10-Q as filed with the Securities and Exchange Commission on November 2, 2023. 0 American Beacon Advisors, Inc.: 6,380,500 shares Resolute Investment Managers, Inc.: 6,380,500 shares 0 American Beacon Advisors, Inc.: 6,380,500 shares Resolute Investment Managers, Inc.: 6,380,500 shares Y N Y Y Y Y N By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under § 240.14a-11. American Beacon Advisors, Inc. /s/Christina E. Sears 02/28/2024 Resolute Investment Managers, Inc. /s/Christina E. Sears 02/28/2024