COHEN & STEERS INC

Director Retirements

On February 20, 2025, Peter L. Rhein notified the Company that the effective date of his retirement from the Company’s board of directors (the “Board”) would be February 20, 2025. Mr. Rhein had previously notified the Board of his decision to retire from the Board no later than the Company’s 2025 Annual Meeting of Shareholders, as reported by the Company on June 21, 2024. Mr. Rhein served on the Board since 2004. During his tenure, he served as a member of each of the Audit Committee, including for 17 years as such committee’s Chairman, the Compensation Committee and the Nominating and Corporate Governance Committee. Mr. Rhein’s retirement decision was not the result of any disagreement with the Company, Company management or the Board.

On February 20, 2025, Richard P. Simon notified the Company of his decision to retire from the Board effective February 20, 2025. Mr. Simon served on the Board since 2004. During his tenure, he served as a member of each of the Audit Committee, the Compensation Committee and the Nominating and Corporate Governance Committee, including for 17 years as such committee’s Chairman. Mr. Simon’s retirement decision was not the result of any disagreement with the Company, Company management or the Board.

In connection with the foregoing retirements, the Board decreased the number of directors from eleven members to nine members, effective February 20, 2025.

Rule 10b5-1 and Non-Rule 10b5-1 Trading Arrangements

During the three months ended December 31, 2024, none of our directors or officers (as defined in Rule 16a-1(f) of the Securities Exchange Act)adopted, terminated, or modified a Rule 10b5-1 trading arrangement or non-Rule 10b5-1 trading arrangement (as such terms are defined in Item 408 of Regulation S-K of the Securities Act of 1933, as amended).