Biogen Inc. (BIIB)

Last Closing Price: 143.32 (2025-09-15)

Implied Volatility (Puts) (30-Day)

Implied Volatility (Puts): The forecasted future volatility of the security over the selected time frame, derived from the pricing of the at-the-money put options with the relevant expiration date.

Biogen Inc. (BIIB) had 30-Day Implied Volatility (Puts) of 0.3226 for 2025-09-15.