Biogen Inc. (BIIB)

NASDAQ: BIIB · Real-Time Price · USD

139.31

+0.19 (0.14%)

At close: Aug 22, 2025, 4:00 PM

140.80

+1.49 (1.07%)

After-hours: Aug 22, 2025, 7:59 PM EDT

BIIB Chart

Log in or create a free account to automatically save your chart settings. Log In Sign Up