ECOPETROL S.A. (EC) Form 6-K — Sep 17, 2026

Ecopetrol S.A.'s Board of Directors elected Carlos Augusto Suárez Rojas as Chairman of the Board and Claudia Margarita Lafaurie Taboada as Vice Chair during its meeting on September 17, 2026. The Board also approved the composition of six supporting committees — Audit and Risk (chaired by Ricardo Rodríguez Yee), Business, Corporate Governance and Sustainability, Compensation Nomination and Culture, Territorial Transformation and HSE, and Technology and Innovation — with all members assuming duties effective immediately. Ecopetrol thanked outgoing Chairman Luis Felipe Henao Cardona for his leadership and said the changes will help strengthen management, strategy, and value creation.

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