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 253.62 0.00%

As of Oct 30, 2026

3M chart

Closing price and volume

BIIB three-month price chart199.6214.4229.2244.0258.8Jul 31Aug 19Sep 8Sep 24Oct 13Oct 30