---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-26-070571"
form_type: "8-K"
ticker: "AM"
cik: "0001623925"
company_name: "Antero Midstream Corp"
filed_at: "2026-06-04T20:59:03+00:00"
generated_at: "2026-06-04T21:15:46.464979+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.2
calibrated_materiality_score: 0.15
confidence: "high"
source: SEC EDGAR
---

# Antero Midstream stockholders re-elect three Class I directors, ratify KPMG on annual meeting votes

## Summary
- All three director nominees (Dea, Keenan, McArdle) elected with >91% of votes cast.
- Ratification of KPMG LLP as auditor passed 435.2M for, 0.9M against, 0.4M abstain.
- Advisory say-on-pay approved 380.7M for (96.4% of votes cast); company will hold annual votes.
- Stockholders favored 1-year frequency for future advisory say-on-pay votes (380.3M for).

## SEC filing metadata
- accession: 0001104659-26-070571
- form_type: 8-K
- ticker: AM
- cik: 0001623925
- company_name: Antero Midstream Corp
- filed_at: 2026-06-04T20:59:03+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.2
- calibrated_materiality_score: 0.15
- confidence: high
- sec_items: 5.07, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1623925/000110465926070571/0001104659-26-070571-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1623925/000110465926070571/tm2616932d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-26-070571
- JSON: https://secwatch.observer/filing/0001104659-26-070571.json
- Plain text: https://secwatch.observer/filing/0001104659-26-070571.txt

## Key facts
- Shareholder Votes
  Antero Midstream Corp shareholders approved Election of three Class I directors at the 2026-06-03 meeting.
  - Proposal: director election
  - Outcome: passed
  - Meeting: 2026-06-03
  source text: Votes regarding the persons elected as Class III directors were as follows: Nominee For Withheld Broker Non-Votes Peter A. Dea 384,780,244 10,902,668 40,840,729 W. Howard Keenan, Jr. 325,136,897 70,546,015 40,840,729 Janine J. McArdle 383,264,690 12,418,222 40,840,729
  evidence_url: https://www.sec.gov/Archives/edgar/data/1623925/000110465926070571/0001104659-26-070571-index.htm
- Shareholder Votes
  Antero Midstream Corp shareholders approved Ratification of the appointment of KPMG LLP as the Company’s independent registered public accounting firm at the 2026-06-03 meeting.
  - Proposal: auditor ratification
  - Outcome: passed
  - Meeting: 2026-06-03
  source text: Proposal No. 2 — Ratification of the Appointment of KPMG LLP : The voting results were as follows: For Against Abstain Broker Non-Votes 435,213,596 913,746 396,299 0
  evidence_url: https://www.sec.gov/Archives/edgar/data/1623925/000110465926070571/0001104659-26-070571-index.htm
- Shareholder Votes
  Antero Midstream Corp shareholders approved Approval, on an advisory basis, of the frequency of future advisory votes on the compensation of the Company’s named executive officers at the 2026-06-03 meeting.
  - Proposal: say on pay frequency
  - Outcome: passed
  - Meeting: 2026-06-03
  source text: Proposal No. 4 — Approval, on an Advisory Basis, of the Frequency of Future Advisory Votes on the Compensation of the Company’s Named Executive Officers : The voting results were as follows: 1 Year 2 Years 3 Years Abstain Broker Non-Votes 380,325,942 1,797,979 13,018,278 540,713 40,840,729
  evidence_url: https://www.sec.gov/Archives/edgar/data/1623925/000110465926070571/0001104659-26-070571-index.htm
- Shareholder Votes
  Antero Midstream Corp shareholders approved Approval, on an advisory basis, of the compensation of the Company’s named executive officers at the 2026-06-03 meeting.
  - Proposal: say on pay
  - Outcome: passed
  - Meeting: 2026-06-03
  source text: Proposal No. 3 — Approval, on an Advisory Basis, of the Compensation of the Company’s Named Executive Officers : The voting results were as follows: For Against Abstain Broker Non-Votes 380,665,343 14,131,349 886,220 40,840,729
  evidence_url: https://www.sec.gov/Archives/edgar/data/1623925/000110465926070571/0001104659-26-070571-index.htm

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