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

1Y chart

Closing price and volume

BIIB one-year price chart146.5174.6202.6230.7258.8Oct 25Jan 26Mar 26Jun 26Aug 26Oct 26