Biogen Inc. (BIIB)
NASDAQ: BIIB · Real-Time Price · USD
141.35
+0.68 (0.48%)
At close: Sep 8, 2025, 4:00 PM
141.50
+0.15 (0.11%)
After-hours: Sep 8, 2025, 7:56 PM EDT
Source: Business metrics provided by Main Street Data and sourced from official company press releases and documents.