---
schema_version: "secwatch.filing_event.v1"
accession: "0000947871-22-001030"
form_type: "8-K"
ticker: "DTM"
cik: "0001842022"
company_name: "DT Midstream, Inc."
filed_at: "2022-09-29T23:59:59+00:00"
generated_at: "2026-06-23T06:48:46.933178+00:00"
event_type: "m_and_a"
sentiment: "positive"
materiality_score: 0.8
calibrated_materiality_score: 0.8
confidence: "high"
source: SEC EDGAR
---

# DT Midstream to acquire additional 26.25% stake in Millennium Pipeline for $552M cash

## Summary
- Acquisition from National Grid raises DT Midstream's total ownership in Millennium Pipeline to 52.50%.
- Transaction valued at approximately $552 million; financed with cash on hand and revolving credit facility.
- Expected to close in Q4 2022, subject to HSR and other regulatory approvals.
- Transaction multiple of 10x 2023 Adjusted EBITDA; immediately accretive to earnings.
- Incremental 2022 Adjusted EBITDA contribution estimated at $12-14 million.

## SEC filing metadata
- accession: 0000947871-22-001030
- form_type: 8-K
- ticker: DTM
- cik: 0001842022
- company_name: DT Midstream, Inc.
- filed_at: 2022-09-29T23:59:59+00:00
- event_type: m_and_a
- sentiment: positive
- materiality_score: 0.8
- calibrated_materiality_score: 0.8
- confidence: high
- sec_items: 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1842022/000094787122001030/0000947871-22-001030-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1842022/000094787122001030/ss1377816_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000947871-22-001030
- JSON: https://secwatch.observer/filing/0000947871-22-001030.json
- Plain text: https://secwatch.observer/filing/0000947871-22-001030.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.