BIIB chart
Biogen Inc. · Quote, news and financials
253.62 USD
+3.97 +1.59%
- Bid
- 253.57 × 1
- Ask
- 253.68 × 1
Extended hours 255.75 +0.84%
As of Nov 2, 2026
5Y chart
Closing price and volume
Biogen Inc. · Quote, news and financials
Extended hours 255.75 +0.84%
As of Nov 2, 2026
Closing price and volume