secwatch.observer — SEC 8-K summary ====================================== Issuer: DTE ENERGY CO (DTE) CIK: 0000936340 Form: 8-K Filed at: 2026-05-15T20:15:11+00:00 Accession: 0000936340-26-000119 Event type: other_material Sentiment: neutral Materiality: 0.20 Item codes: 7.01, 9.01 LLM model: deepseek-v4-flash:cloud@v2 DTE Energy to present at AGA Financial Forum May 17-19, 2026, with 2026 earnings guidance discussion -------------------------------------------------------------------------------- - DTE Energy meets with investors May 17-19, 2026; slide presentation furnished as Exhibit 99.1. - Presentation reaffirms 2026 operating earnings guidance; no specific numbers disclosed in filing. - Reconciliation to reported earnings not provided due to non-recurring items and mark-to-market adjustments. - Presentation available on DTE Energy website May 15, 2026. - Regulation FD disclosure; information not deemed filed for SEC purposes. Source: EDGAR index: https://www.sec.gov/Archives/edgar/data/936340/000093634026000119/0000936340-26-000119-index.htm Primary doc: https://www.sec.gov/Archives/edgar/data/28385/000093634026000119/dte-20260515.htm HTML page: https://secwatch.observer/filing/0000936340-26-000119 License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer