EC - Ecopetrol SA (EC) Q1 2021 Earnings Call Transcript May, 05 2021 11:01 PM Ecopetrol S.A. American Depositary Shares Image source: The Motley Fool. Ecopetrol SA (NYSE: EC) Q1 2021 Earnings Call May 5, 2021 , 11:00 a.m. ET Operator Continue reading For further details see: Ecopetrol SA (EC) Q1 2021 Earnings Call Transcript