Annual congress of the European Society for Medical Oncology ESMO 2026

The annual congress of the European Society for Medical Oncology was held in Madrid, Spain, from October 23 to 27, 2026. As in previous years, this five-day congress was a comprehensive educational and scientific event which fostered the exchange and debate of translational cancer science, highlighted the first announcements of potentially practice changing data, and stimulated multidisciplinary discussions aimed at improving treatment options for patients. The congress hosted more than 40,000 attendees and exhibitors representing the global medical, research and patient advocate community.