DT Midstream(DTM) - 2025 Q2 - Quarterly Results

Exhibit 99.1 DT Midstream Reports Strong Second Quarter 2025 Results DETROIT, July 31, 2025 – DT Midstream, Inc. (NYSE: DTM) today announced second quarter 2025 reported net income of $107 million, or $1.04 per diluted share. For the second quarter of 2025, Operating Earnings were also $107 million, or $1.04 per diluted share. Adjusted EBITDA for the quarter was $277 million. Reconciliations of Operating Earnings and Adjusted EBITDA (non-GAAP measures) to reported net income are included at the end of this ...