Biogen Inc. (BIIB)

Last Closing Price: 154.27 (2025-10-31)

Forward Price (90-Day)

Forward Price: The price at which a synthetic long stock position (i.e., buying an at-the-money call and selling an at-the-money put) would break even at expiration.

Biogen Inc. (BIIB) had 90-Day Forward Price of 156.14 for 2025-10-31.