---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-26-009763"
form_type: "8-K"
ticker: "AM"
cik: "0001623925"
company_name: "Antero Midstream Corp"
filed_at: "2026-02-03T23:59:59+00:00"
generated_at: "2026-05-16T05:20:07.590031+00:00"
event_type: "m_and_a"
sentiment: "neutral"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# Antero Midstream completes $1.1B cash acquisition of HG Midstream from HG Energy

## Summary
- Completed acquisition of HG Energy II Midstream Holdings for approximately $1.1 billion cash on February 3, 2026.
- Acquisition originally announced December 5, 2025; Purchase Agreement amended on December 22, 2025 to update annexes.
- Transaction executed by subsidiary Antero Midstream Partners LP; seller is HG Energy II LLC.

## SEC filing metadata
- accession: 0001104659-26-009763
- form_type: 8-K
- ticker: AM
- cik: 0001623925
- company_name: Antero Midstream Corp
- filed_at: 2026-02-03T23:59:59+00:00
- event_type: m_and_a
- sentiment: neutral
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 2.01, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1623925/000110465926009763/0001104659-26-009763-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1623925/000110465926009763/tm264852d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-26-009763
- JSON: https://secwatch.observer/filing/0001104659-26-009763.json
- Plain text: https://secwatch.observer/filing/0001104659-26-009763.txt

## Source-grounded claims
- claim_id: bd20565e90d5e73e890865e8a927ee03e394e97c
  claim: Antero Midstream Corp completed an acquisition involving HG Energy II LLC for approximately $1.1 billion (closed 2026-02-03).
  evidence_excerpt: On February 3, 2026, Antero Midstream Partners LP (“Antero Midstream Partners”), an indirect, wholly-owned subsidiary of Antero Midstream Corporation, completed the previously announced acquisition of HG Energy II Midstream Holdings, LLC (“HG Midstream”) from HG Energy II LLC (“HG Energy”) for cash consideration of approximately $1.1 billion
  evidence_url: https://www.sec.gov/Archives/edgar/data/1623925/000110465926009763/0001104659-26-009763-index.htm

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