Ecopetrol S.A. announced that Julio César Herrera Martínez stepped down as Vice President of Commercial and Marketing effective September 15, 2026, following a mutual agreement to terminate his employment. Graford Santamaría Valbuena, currently the Hydrocarbons Finance Director, assumed the role on an interim basis starting September 16, 2026. This leadership transition does not materially impact investor value or near-term operations. Ecopetrol is Colombia's largest integrated energy company involved in hydrocarbon production, refining, petrochemicals, and power transmission.

Ecopetrol S.A. announced that Juan Carlos Hurtado Parra will retire effective September 15, 2026, concluding his tenure as Executive Vice President of Hydrocarbons and Acting Chief Executive Officer. The Board appointed Alfonso Camilo Barco Muñoz as the new Acting Chief Executive Officer on the same date. Mr. Barco currently serves as Corporate Vice President of Finance and Sustainable Value and brings over 35 years of executive experience in investment banking, corporate finance, and governance within the energy sector. Ecopetrol is Colombia's largest integrated energy company, responsible for over 60% of the nation's hydrocarbon production and holding significant stakes in power transmission and infrastructure across Latin America.

Ecopetrol S.A. announced that Mr. Hildebrando Vélez Galeano intends to resign from the Board of Directors, effective September 15, 2026. The company thanked him for his contributions, particularly regarding environmental matters and community relations, and confirmed that the remaining board members can validly deliberate. This is a routine executive departure without specified succession details or governance changes. Ecopetrol operates in the integrated energy sector, serving as Colombia's largest hydrocarbon producer with significant interests in refining, petrochemicals, power transmission, and road concessions across Latin America.

On September 4, 2026, Ecopetrol S.A. held second-call bondholder meetings for its 2010 and 2013 domestic public debt issuances to vote on a proposed merger by absorption with Parque Solar Portón del Sol S.A., with Ecopetrol as the surviving entity. Bondholders representing 79.16% of the 2010 issuance and 79.95% of the 2013 issuance met quorum requirements. The merger was approved by 94.65% of votes cast for the 2010 bonds and 100% for the 2013 bonds, representing affirmative votes from holders of at least 74.92% and 80.77% of the respective outstanding principal amounts. The approval does not modify the economic or financial terms of the outstanding ordinary bond issuances. Ecopetrol is Colombia's largest integrated energy company, involved in hydrocarbon production, refining, petrochemicals, gas distribution, and international power transmission.

Ecopetrol S.A.'s Board of Directors announced changes in senior management effective August 31, 2026. Mr. Sergio Andrés Moreno Acevedo ceased serving as Corporate Vice President of Science, Technology and Innovation, with Ms. Diana Marcela Acero Rojas assuming the role on an acting basis starting September 1, 2026. Additionally, Mr. Henryk Manuel Porras Villamil was appointed Acting Executive Vice President of Energy Transition, succeeding Mr. Ernesto Alfonso Gómez Cabarcas, who is taking statutory leave to pursue new opportunities. The company intends to disclose permanent appointments when applicable. Ecopetrol operates in the integrated energy sector, serving as Colombia's largest oil and gas producer with significant interests in refining, petrochemicals, power transmission, and road concessions across Latin America.