DTE Energy Co. - Ownership Filing

This filing details the ownership of DTE Energy Co. common stock by Renee M. Tomina. As of June 29, 2026, Tomina directly owns 14,161.2 shares of common stock. Additionally, she indirectly owns 180.14 shares through the DTE Energy Company Savings and Stock Ownership Plan (401(k)). The filing also includes a Power of Attorney, appointing Lisa A. Muschong, Todd A. Richards, and Sarah M. Bello as attorneys-in-fact to execute and file required reports with the SEC on her behalf. The Power of Attorney remains effective until revoked in writing.