Stocks · NASDAQ · Healthcare · United States

BIIB — Biogen Inc.

Biogen Inc. (BIIB) is a healthcare stock listed on NASDAQ (United States). At the close of September 29, 2026 it traded at 227.07 (-0.71% on the day), +4.8% over one month, +8.3% over three months, +63.9% over twelve months. The InvestMuse composite score is +17 on a −100 to +100 scale, a mixed read that ranks #544 of about 1,221 assets. The strongest of its nine dimensions are Fundamentals (+53) and Trend (+51); the weakest is Sector edge (-25). Its volatility regime from the hidden Markov model is Calm. 81 news articles in the last 30 days carried an average tone of +0.23 (on −1 to +1).

Open the interactive read →Race BIIB with $100k play money

The facts

Last close227.07 (September 29, 2026)
1 day / 1 month / 3 months / 12 months-0.71% / +4.8% / +8.3% / +63.9%
52-week range138.52 – 228.69
Composite score+17 / 100 · mixed view · rank #544
Volatility regime (HMM)Calm
Support levels140.00, 210.00, 310.00
Trailing P/E38.5
Market cap$32.1B

The nine dimensions

Each dimension is scored from −100 to +100; the composite is their weighted blend. Composite of 9 dimensions; not a recommendation.

How this read is made

Every night InvestMuse scores about 1,221 stocks, crypto assets, currencies, commodities and indices on nine dimensions: a hidden Markov model regime, technical indicators, trend, support and resistance from price clustering, fundamentals, the gap to sector peers, news sentiment, momentum, and chart patterns with demand/supply zones and Fibonacci levels. Members race each other with $100,000 of play money, against five fictional fund managers and the InvestMuse algorithm.

Data as of September 29, 2026. Observations from public market data — not investment advice, not a recommendation to buy or sell.