ANTERO MIDSTREAM CORPORATION

DEFA14A 1 am014930-defa14a.htm DEFINITIVE ADDITIONAL PROXY SOLICITING MATERIALS ANTERO MIDSTREAM CORPORATION - DEFA 14A

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 14A

Proxy Statement Pursuant to Section 14(a) of the Securities
Exchange Act of 1934 (Amendment No. )

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	Definitive Proxy Statement
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ANTERO MIDSTREAM CORPORATION

(Name of Registrant as Specified In Its Charter)

(Name of Person(s) Filing Proxy Statement, if other than the Registrant)

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Your Vote Counts! ANTERO MIDSTREAM CORPORATION 2026 Annual Meeting Vote by June 2, 2026 11:59 PM ET V93047-P48764 You invested in ANTERO MIDSTREAM CORPORATION and it’s time to vote! You have the right to vote on proposals being presented at the Annual Meeting. This is an important notice regarding the availability of proxy materials for the stockholder meeting to be held on June 3, 2026. Get informed before you vote View the Notice and Proxy Statement and Annual Report online OR you can receive a free paper or email copy of the material(s) by requesting prior to May 20, 2026. If you would like to request a copy of the material(s) for this and/or future stockholder meetings, you may (1) visit www.ProxyVote.com, (2) call 1-800-579-1639 or (3) send an email to sendmaterial@proxyvote.com. If sending an email, please include your control number (indicated below) in the subject line. Unless requested, you will not otherwise receive a paper or email copy. For complete information and to vote, visit www.ProxyVote.com Control # Smartphone users Point your camera here and vote without entering a control number Vote Virtually at the Meeting* June 3, 2026 8:00 AM MDT Virtually at: www.virtualshareholdermeeting.com/AM2026 *Please check the meeting materials for any special requirements for meeting attendance.

Vote at www.ProxyVote.com THIS IS NOT A VOTABLE BALLOT This is an overview of the proposals being presented at the upcoming stockholder meeting. Please follow the instructions on the reverse side to vote these important matters. ANTERO MIDSTREAM CORPORATION 2026 Annual Meeting Vote by June 2, 2026 11:59 PM ET Voting Items Board Recommends 1. Class I Nominees. For Nominees: 01) Peter A. Dea 02) W. Howard Keenan, Jr. 03) Janine J. McArdle 2. To ratify the appointment of KPMG LLP as Antero Midstream Corporation’s independent registered public accounting firm for the year ending December 31, 2026. For 3. To approve, on an advisory basis, the compensation of Antero Midstream Corporation’s named executive officers. For 4. To approve, on an advisory basis, the frequency of future advisory votes on the compensation of Antero Midstream Corporation’s named executive officers. 1 Year NOTE: Such other business as may properly come before the meeting or any adjournment thereof. V93048-P48764

SEC Form DEFA14A filed by Antero Midstream Corporation