X0508 4 2026-02-25 0001842022 DT Midstream, Inc. DTM 0001722782 Jewell Jeffrey A 500 WOODWARD AVE., SUITE 2900 DETROIT MI 48226 true Executive V.P., CFO false Common Stock 2026-02-25 4 P 0 185 136.33 A 89582.78 D /s/ Andrew Hayner, Attorney-in-Fact 2026-02-25