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Biogen Inc. company logo
Biogen Inc. logo

Biogen Inc. (BIIB) stock Beta

Beta

0.710.01-1.39%

Summary

As of today, BIIB beta is 0.71, down -1.39% on
Based on its current beta, BIIB falls into the high volatility category
BIIB beta reached a 1-year high of 0.72 on
BIIB beta reached a 1-year low of 0.34 on

Beta Chart

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Series
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Performance

BIIB Performance
MetricDateValue1D1M3MYTD1Y3Y5Y
Beta0.71-1.4%+16.4%+24.6%+24.6%+82.0%-24.5%-7.8%
Price$187.57+2.0%-2.2%+6.6%+6.6%+37.1%-32.5%-33.0%
SPX6,343.72-0.4%-7.8%-7.3%-7.3%+13.0%+54.4%+59.7%
200-Day SMA$158.47+0.2%+3.9%+12.2%+12.2%-10.7%-37.6%-41.1%
50-Day SMA$185.18+0.2%+2.0%+10.7%+10.7%+30.5%-32.9%-31.8%
14-Day RSI51.75+9.7%-6.1%-7.2%-7.2%+28.3%-15.3%-14.2%
ATR$5.20+1.6%-7.8%+25.3%+25.3%+29.8%-4.7%-36.2%
10-Day Volatility30.70%+4.5%+35.2%+80.0%+80.0%+58.3%+61.8%+27.4%
1-Month Volatility30.56%+0.7%-28.2%+36.0%+41.8%+7.4%+63.5%+26.8%
1-Year Volatility34.50%+0.2%+0.4%+6.5%+6.5%+33.5%-30.5%-44.9%

Beta History

DateValueChange
0.71+24.6%
0.57-5.0%
0.60-23.1%
0.78-14.3%
0.91+184.4%
0.32-64.0%
0.89+32.8%
0.67-34.3%
1.02-18.4%
1.25-2.3%
1.28+9.4%
1.17-34.3%
1.78+28.1%
1.39+49.5%
0.93+14.8%
0.81+9.5%
0.74+25.4%
DateValueChange
0.59-22.4%
0.76+18.8%
0.64-52.9%
1.36-9.9%
1.51-4.4%
1.58+20.6%
1.310.0%
1.31-17.6%
1.59+17.8%
1.35+3.1%
1.31+48.9%
0.88+4.8%
0.84-59.4%
2.07-6.8%
2.22+29.8%
1.71>+9,900.0%
0.01-

FAQ

  • What is the current beta of BIIB?

    As of today, BIIB beta is 0.71

  • What beta category does BIIB fall into?

    Based on its current beta, BIIB falls into the high volatility category

  • What is BIIB beta 1-year high?

    BIIB beta reached a 1-year high of 0.72 on March 27, 2026

  • What is BIIB beta 1-year low?

    BIIB beta reached a 1-year low of 0.34 on April 3, 2025

Data Sources & References

  1. BIIB Official Website www.biogen.com
  2. Most Recent Quarterly Report (10-Q) www.sec.gov/Archives/edgar/data/875045/000087504526000013/0000875045-26-000013-index.htm
  3. Most Recent Annual Report (10-K) www.sec.gov/Archives/edgar/data/875045/000087504526000013/0000875045-26-000013-index.htm
  4. BIIB Profile on Yahoo Finance finance.yahoo.com/quote/BIIB
  5. BIIB Profile on NASDAQ.com www.nasdaq.com/market-activity/stocks/biib