144 0001477679 XXXXXXXX LIVE 0001623925 Antero Midstream Corp 001-38075 1615 WYNKOOP STREET DENVER CO 80202 (303) 357-7310 Kennedy Michael N. Officer Director Common UBS Financial Services Inc.

11 Madison Avenue 4th Floor New York NY 10010

100000 2192080.00 474980000 05/04/2026 NYSE Common 04/15/2025 Restricted Stock Units Issuer N 56431 04/15/2025 N/a Common 03/07/2025 Performance Stock Units Issuer N 43569 03/07/2025 N/A Y 05/04/2026 11/06/2025 /s/ UBS Financial Services Inc, as attorney-in-fact for Michael Kennedy