On April 8, 2021, Antero Midstream Corporation announced that Glen C. Warren, Jr. will retire as President of Antero Midstream, effective as of April 30, 2021. Effective upon Mr. Warren’s retirement, Paul M. Rady, currently Chairman and CEO of Antero Resources and Antero Midstream, will also be named President of Antero Resources and Antero Midstream. Michael N. Kennedy, currently Senior Vice President of Finance at Antero Resources and Antero Midstream and Chief Financial Officer of Antero Midstream, will be named Chief Financial Officer of Antero Resources, will cease to be the Chief Financial Officer of Antero Midstream and will continue to serve as Senior Vice President of Finance at Antero Midstream. Also effective upon Mr. Warren’s retirement, Mr. Kennedy will be appointed to the board of directors of Antero Midstream pursuant to Antero Resources’ contractual right to designate certain members of Antero Midstream’s board.