
Ecopetrol S.A. (BVC: ECOPETROL; NYSE: EC, the “Company”) announces that, in connection with the tender offer (the “Tender Offer” or “OPAV”) in Brazil announced on May 25, 2026, its subsidiary Ecopetrol Investimentos do Brasil Ltda. (the “Subsidiary”) has received requests for adjustments from the Brazilian Securities and Exchange Commission (Comissão de Valores Mobiliários, “CVM”).