DTE ENERGY CO (DTE) · Initial Holdings (Form 3) SEC Filing

=== SEC Form 3 — Statement of Changes in Beneficial Ownership === Document Type: 3 Period of Report: 2026-06-29 --- Issuer --- Name: DTE ENERGY CO (DTE) CIK: 0000936340 --- Reporting Owner --- Name: Pizzuti Arcangela M. CIK: 0002141567 Role: Officer (Sr VP and Chief Admin Officer) --- Holdings --- [Holding #1] Security: Common Stock Ownership: D (Direct) [Holding #2] Security: Common Stock Ownership: I (Indirect) Footnotes: [F1] Includes shares of DTE common stock acquired under the DTE Energy Company Savings and Stock Ownership Plan (the "Plan") as of a Plan statement dated as of June 29, 2026. --- Footnotes (Complete Index) --- F1: Includes shares of DTE common stock acquired under the DTE Energy Company Savings and Stock Ownership Plan (the "Plan") as of a Plan statement dated as of June 29, 2026. --- Signature --- /s/ /s/Todd A. Richards, Attorney-in-Fact (2026-06-30)