The latest trading session saw Ecopetrol (EC) ending at $11.16, denoting a -0.09% adjustment from its last day's close. This change lagged the S&P 500's daily gain of 0.09%. At the same time, the Dow added 0.09%, and the tech-heavy Nasdaq gained 0.3%. The oil and natural gas exploration company's stock has dropped by 9.19% in the past month, falling short of the Oils-Energy sector's loss of 1.6% and the S&P 500's gain of 3.38%. The upcoming earnings release of Ecopetrol will be of great interest to investor ...