Compass Therapeutics, Inc. (NASDAQ:CMPX), a clinical-stage, oncology-focused biopharmaceutical company developing proprietary antibody-based therapeutics to treat multiple human diseases, today announced that its abstract titled "A randomized trial of paclitaxel ± tovecimig in previously treated patients with advanced biliary tract cancer" has been accepted for an oral Proffered Paper presentation at the upcoming European Society for Medical Oncology (ESMO) Congress. The congress will take place October 23-27, 2026 in Madrid, Spain.