Median PFS at 6.8 months, Disease Control Rate of 77.3%, 15 months OS% at 78% in Metastatic NSCLC Patients after Progression on PD-1/L1 Therapies Median Progression-Free Survival (PFS): 6.8 months — nearly double the 3.7 months seen with current standard of care (SOC) docetaxel Confirmed Objective Response Rate (ORR): 18.2% — higher than the 12.8% seen with SOC docetaxel Disease Control Rate (DCR: PR + SD > 4 months): 77.3% — indicating clinical benefit majority of patients who progressed on prior PD-1/L1 i ...

Company Overview - BeyondSpring Inc. is a clinical-stage global biopharmaceutical company focused on developing cancer therapies, particularly its lead asset Plinabulin, which is in late-stage clinical development for non-small cell lung cancer (NSCLC) and other cancer indications [3] Study Announcement - BeyondSpring announced a poster presentation on the 303 Study, an investigator-initiated study supported by Merck, at the 2025 American Society of Clinical Oncology (ASCO) Annual Meeting, scheduled from May 30 to June 3 in Chicago, IL [1] 303 Study Details - The 303 Study is an open-label, single-arm Phase 2 study evaluating the efficacy and safety of Plinabulin in combination with docetaxel and pembrolizumab for previously treated patients with metastatic NSCLC who have progressed after anti-PD-(L)1 inhibitor therapy [4] - The study involves 47 enrolled patients and is conducted at Peking Union Medical College Hospital in Beijing, China, with Dr. Mengzhao Wang as the principal investigator [4] - The primary endpoint is the investigator-based overall response rate (ORR), while secondary endpoints include progression-free survival (PFS), overall survival (OS), duration of response (DoR), and safety [4] Presentation Details - The presentation will take place on May 31, 2025, from 1:30 PM to 4:30 PM CDT at McCormick Place Convention Center, focusing on initial efficacy and safety results related to immune re-sensitization [5]