$Antero Midstream GP LP(AMGP)$ 8-K - Current report Filed: 2017-05-09 AccNo: 0001104659-17-031135 Size: 1 MBItem 1.01: Entry into a Material Definitive AgreementItem 2.02: Results of Operations and Financial ConditionItem 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment 网页链接