ARCH - Arch Resources Inc (ARCH) Q3 2020 Earnings Call Transcript October, 22 2020 03:30 PM Arch Coal Inc. Class A Image source: The Motley Fool. Arch Resources Inc (NYSE: ARCH) Q3 2020 Earnings Call Oct 22, 2020 , 10:00 a.m. ET Operator Continue reading For further details see: Arch Resources Inc (ARCH) Q3 2020 Earnings Call Transcript