8-KRegulation FDExhibits & Filings

DTE ENERGY CO 8-K Report, Regulation FD Disclosure (Dec 5, 2025)

Filed December 5, 2025For Securities:DTEDTKDTBDTGDTW

Summary

DTE Energy Company (DTE) has filed an 8-K report on December 5, 2025, to disclose that it will be meeting with investors on December 8-9, 2025. The primary purpose of this filing is to furnish a slide presentation (Exhibit 99.1) which will be made available on DTE's website. This presentation is expected to contain important information regarding the company's operating earnings guidance for both 2025 and 2026. Investors should note that DTE Energy plans to discuss its operating earnings, which likely exclude certain items impacting reported results. The company states that it cannot provide reliable reconciliations for these excluded items (such as non-recurring items, mark-to-market adjustments, and discontinued operations) due to their potential for significant fluctuations. This means that reported earnings may differ materially from operating earnings. The filing also includes standard cautionary language regarding forward-looking statements.

Key Highlights

  • 1DTE Energy to present to investors on December 8-9, 2025.
  • 2A slide presentation containing 2025 and 2026 operating earnings guidance has been furnished.
  • 3The presentation will be available on DTE's website starting December 5, 2025.
  • 4Operating earnings guidance may exclude certain items impacting reported earnings.
  • 5Reconciliations for excluded items are not provided due to forecast uncertainty.
  • 6Excluded items could significantly impact reported earnings.
  • 7The report includes standard forward-looking statement disclaimers and incorporations by reference.

Frequently Asked Questions

The main purpose of this 8-K filing is to publicly disclose information that will be presented to investors during meetings on December 8-9, 2025. This includes providing a slide presentation with DTE Energy's operating earnings guidance for 2025 and 2026.

The presentation will focus on operating earnings guidance for 2025 and 2026. DTE Energy expects that certain items impacting reported earnings will be excluded from these operating results.

No, DTE Energy states that it is not possible to provide a reliable forecast and reconciliation for the specific items that will be excluded from operating results. These items, such as non-recurring events or mark-to-market adjustments, can fluctuate significantly and impact reported earnings.

The slide presentation (Exhibit 99.1) is furnished with this 8-K report and will be made available on DTE Energy's official website, www.dteenergy.com, starting on December 5, 2025.