Wednesday, June 3rd, 2026
Colombia’s main oil sector union, the Unión Sindical Obrera (USO), launched a 24-hour work stoppage at Ecopetrol on June 2, citing what it described as a complete breakdown in negotiations over a new collective labor agreement.


Nini Johanna Castañeda, acting superintendent of Superintendencia de Sociedades, told Valora Analitik in an exclusive interview on June 1 that Canacol Energy has halted its bid to terminate gas supply contracts through the Canadian restructuring process — at least for now.
Gran Tierra Energy Inc. is pleased to announce today that the Company has satisfied all outstanding conditions precedent to the effectiveness of the contract previously announced on March 17, 2026 with Ecopetrol S.A., by which the Company will earn a 49 percent working interest in the Tisquirama block located in the Middle Magdalena Valley Basin of Colombia (the “Block”), which contains the Tisquirama and San Roque fields (the “Fields”) (the “Tisquirama Contract”).
Ecopetrol announced on May 28 that it has reached 150 active patents registered in 13 countries and now holds more than 800 intellectual property assets in total — the largest such portfolio of any Colombian company.
César Pabón, director of economic research at Corficolombiana, makes the central analytical argument in this Bloomberg Línea piece: Colombia’s next president faces an unusually narrow window to reverse the damage of the Petro era’s exploration freeze, and the cost of missing it is compounding.
Parex Resources closed its acquisition of Frontera Energy’s entire Colombian exploration and production portfolio on June 1, formally vaulting itself to the position of Colombia’s largest independent oil and gas producer.
Frontera Energy Corporation closed the sale of its entire Colombian exploration and production portfolio to Parex Resources on June 1 for aggregate consideration of US$750M — comprising US$500M in upfront cash, US$225M in assumed net debt, and a US$25M contingent payment tied to a potential extension of the Quifa contract with Ecopetrol before the first anniversary of closing.