Biogen (BIIB)

Biogen last traded at 252.73 USD. Over the past month the price moved +10.51%. Historical scenarios, expert targets and the plain-language read from AIsier.

Stocks · Data as of Oct. 27, 2026

One-year price chart

Oct. 28, 2025Oct. 27, 2026

Last price

252.73 USD

1 week: +3.96%
1 month: +10.51%
3 months: +20.79%
1 year: +68.01%
52-week high: 253.84 USD
52-week low: 147.86 USD

147.86 USD253.84 USD

Stocks

Symbol: BIIB
Currency: USD
Exchange: US
Market value (USD): 37,040,451,584 USD (Oct. 25, 2026)

FAQ

What is the current price of Biogen?

As of Oct. 27, 2026, the latest recorded price of Biogen (BIIB) was 252.73 USD.

How has Biogen moved recently?

Measured from closing prices: +3.96% over one week, +10.51% over one month and +68.01% over one year.

AIsier does not give investment advice. Every figure on this page is a measurement of past prices or a quote from a named source, never a recommendation to buy, sell or hold.