Biogen Inc. (BIIB)

Last Closing Price: 144.87 (2025-09-17)

Put Breakeven Price (120-Day)

Put Breakeven Price: The average price at which a put option position breaks even at expiration, weighted by the open interests of the puts at various strike prices.

Biogen Inc. (BIIB) had 120-Day Put Breakeven Price of 117.05 for 2025-09-17.