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On the Record · DT Midstream

DT Midstream acquisitions, on the record

The businesses DT Midstream bought and sold, as its annual reports describe them, with the cash it reported paying for acquisitions each year and every deal filing since 2016.

Deals its annual reports describe

BusinessDealWhenValue
Millennium
Word for word“On October 7, 2022, DT Midstream closed on the $552 million purchase of an additional 26.25% ownership interest in Millennium from National Grid.” 10-K for 2023
acquisitionOctober 7, 2022$552 million
Midwest Pipeline Acquisition (Guardian, Midwestern and Viking, from ONEOK)
Word for word“Closed on the Midwest Pipeline Acquisition of three FERC-regulated natural gas transmission pipelines, Guardian, Midwestern and Viking, from ONEOK for a purchase price of $1.2 billion on December 31, 2024.” 10-K for 2024
acquisitionOn December 31, 2024$1.2 billion
Clean Fuels Gathering
Word for word“Completed the Clean Fuels Acquisition and advanced the carbon capture and sequestration project in Louisiana through completion of the Class V test well;” 10-K for 2024
acquisition——
Guardian, Midwestern and Viking (Midwest Pipeline Acquisition from ONEOK)
Word for word“On December 31, 2024, we closed on the Midwest Pipeline Acquisition of three FERC-regulated natural gas transmission pipelines for $1.2 billion.” 10-K for 2025
acquisitionOn December 31, 2024$1.2 billion
As filedReported in the company's financial data (XBRL), each linked to its filing
Fiscal year endedCash paid for acquisitions (net of cash acquired)Goodwill from acquisitions
2019-12-31$2.3 billion—
2020-12-31$0—
2021-12-31$0—
2022-12-31$0—
2023-12-31$0$0
2024-12-31$1.2 billion$303 million
2025-12-31−$10 million$5 million

Deal filings since 2016

Read from DT Midstream’s annual reports (10-K for 2025, 10-K for 2024, 10-K for 2023) and the financial data it files with the SEC, as of 2026-02-19. Every quotation is word for word from the filing linked beside it; how these pages are built and checked. The full record is in its company data sheet.