ECOPETROL LAUNCHES TENDER OFFER FOR ITS 5.875% NOTES DUE 2023 UP TO $1,000,000,000 AGGREGATE PRINCIPAL AMOUNT
/PRNewswire/ -- Ecopetrol S.A. ("Ecopetrol"), announced today that it has commenced a tender offer for cash (the "Offer") to purchase up to U.S.$1,000,000,000...