What is the net debt of Ecopetrol? What is the largest oil company in Colombia? What is the future outlook for EC stock? What is the future of Ecopetrol's dividend? What is the dividend yield of EC? What is the dividend of Ecopetrol? What is Ecopetrol? What are Ecopetrol's main products? What are Ecopetrol's growth prospects? What are analysts' predictions for Ecopetrol? Should I buy EC stock? Is Ecopetrol government owned? Is Ecopetrol a good long-term investment? Is Ecopetrol a good buy? Is Ecopetrol a Fortune 500 company? Is EC a good stock to buy? Is EC a good dividend stock? How volatile is EC stock? How much is Ecopetrol worth? How has Ecopetrol performed recently? How does Ecopetrol make money? How big is Ecopetrol? Are oil stocks worth buying?