Company: DTK
Filing Date: 2025-09-09
Form Type: 424B5
Source: 0001193125-25-198859
Chunk: 5

Company: DTE ENERGY CO
Filing Date: 2025-09-09
Form: 424B5
Chunk 5
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| $    aggregate principal amount of 2025 Series I    % Senior Notes due    (the “2025 Series I notes” and together with the 2023 Series 
 C notes, the “notes”).                                                                                                                 |

| We will pay interest on the 2025 Series I notes in arrears on      and    of each year, beginning    , 2026 at the rate 
 of    % per year.                                                                                                       |

| Redemption | The notes may be redeemed at our option, in whole or in part, at any time at the redemption prices set forth in this prospectus supplement. The notes will not be entitled to the benefit of any sinking fund. See “Description of Notes 
 — Optional Redemption.”                                                                                                                                                                                                                  |

| Ranking | The notes will be our unsecured and unsubordinated obligations and will rank on a parity in right of payment with all of our other unsecured and unsubordinated indebtedness from time to time outstanding. The notes are our obligations exclusively 
 and are not the obligations of any of our subsidiaries. Because we are a holding company, our obligations on the notes will be effectively subordinated to existing and future liabilities of our subsidiaries. See “Description of Notes —           
 Ranking” herein, and “Description of Debt Securities — Ranking” in the accompanying prospectus.                                                                                                                                                       |

| Further Issues of Notes | Initially, the 2025 Series I notes will be issued in one series limited to $    million in aggregate principal amount, and upon 
 issuance                                                                                                                        |

S-5

| of the 2023 Series C notes, the aggregate principal amount of outstanding 2023 Series C 4.875% Senior Notes due 2028 will be $    . We may, subject to the provisions of                
 the indenture, “reopen” either series of notes and issue additional notes of such series without the consent of the holders of such notes. See “Description of Notes — General” herein. |

| Qualified Reopening | For U.S. federal income tax purposes, we intend to treat the 2023 Series C notes offered hereby as being issued in a “qualified reopening” of the initial 2023 Series C notes. See “Material