EC (corrects symbol) ecopetrol reports cybersecurity incident Ecopetrol - reports unauthorized access and blocked ransomware attack - Unauth

EC (corrects symbol) ecopetrol reports cybersecurity incident Ecopetrol - reports unauthorized access and blocked ransomware attack - Unauthorized access affected 15 subsidiaries, data from 3300 user accounts downloaded - External actor issued extortion demands, threatened public disclosure of data - No material disruption, financial impact, or data disclosure identified as of report date Ecopetrol Sa - company continues to assess potential exposure of corporate information - Cannot guarantee incident will not have a material adverse effect on company's business