Cancer Biotech Phio Pharmaceuticals Stock Surges As Trial Shows Tumor Clearance At Highest Dose In Skin Cancer Patients
Phio Pharmaceuticals (NASDAQ: PHIO) shares surged after the company announced positive Phase 1b clinical trial results for its lead candidate, PH-762. The trial for skin cancer patients showed an 85% pathological response rate and complete tumor clearance in a significant number of patients at the highest dose. The company plans an FDA submission in Q2 2026 to discuss future clinical study design.