BOGOTÁ, Colombia, Aug. 18, 2026 /PRNewswire/ -- Ecopetrol S.A. (BVC: ECOPETROL; NYSE: EC) (the "Company" or "Ecopetrol") hereby reports that, on August 18, 2026, meetings of the holders of the Company's domestic bonds issued in 2010 and in 2013 were convened and held at first call. The meetings were called by the respective bondholders' representatives, Alianza Valores Fiduciaria S.A. and Itaú Fiduciaria Colombia S.A., pursuant to a notice of meeting published on August 6, 2026, in a newspaper of broad national circulation.

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