As of February 2026 DT Midstream has a market cap of โน1.249 Trillion. This makes DT Midstream the world's 1611th most valuable company by market cap according to our data. The market capitalization, commonly called market cap, is the total market value of a publicly traded company's outstanding shares and is commonly used to measure how much a company is worth.
On Feb 23rd, 2026 the market cap of DT Midstream was reported to be: