Utilizing our sophisticated predictive model, we anticipate notable price fluctuations for BIIB in the upcoming periods. Looking toward the future, our 2026 projection indicates an average price target of $175.02. The lowest target is $119.18 and the highest is $273. Empower your investment choices with our cutting-edge, data-driven analysis!
Based on 42 analysts giving stock ratings to BIIB, updated on Sep 01, 2025