Ecopetrol shares surge 6.07% after hours as green hydrogen plant at Cartagena refinery advances with PEM electrolyzer installation.

Ecopetrol S.A. (EC) rose 6.07% in after-hours trading following the announcement of progress on a green hydrogen plant at its Cartagena refinery. The project, set to produce 800 tonnes/year of low-carbon hydrogen using PEM electrolyzer technology, marks a strategic shift toward cleaner energy production and aligns with Colombia’s decarbonization goals. The facility, expected to begin operations in H1 2026, will replace gray hydrogen in refining processes, reducing CO2 emissions by 7,700 tonnes annually. This development underscores Ecopetrol’s commitment to sustainable energy, potentially enhancing its appeal to environmentally conscious investors and reinforcing long-term operational efficiency. The after-hours surge follows a nine-day winning streak, with the stock up 16.83% over the period, reflecting renewed investor optimism in the company’s transition strategy and growth prospects.