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Biogen Inc. company logo
Biogen Inc. logo

Biogen Inc. (BIIB) stock Beta

Beta

0.660.000.00%

Summary

As of today, BIIB beta is 0.66, unchanged on
Based on its current beta, BIIB falls into the high volatility category
BIIB beta reached a 1-year high of 0.75 on
BIIB beta reached a 1-year low of 0.53 on

Beta Chart

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Series
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Performance

BIIB Performance
MetricDateValue1D1M3MYTD1Y3Y5Y
Beta0.660.0%-5.7%+10.0%+15.8%+22.2%-29.0%-5.7%
Price$186.43+1.7%+2.7%+8.0%+5.9%+60.0%-36.6%-30.9%
SPX7,104.33-0.1%+9.2%+3.3%+3.8%+37.7%+71.9%+70.2%
200-Day SMA$161.98+0.2%+3.3%+12.7%+14.7%-4.7%-37.6%-39.9%
50-Day SMA$186.03-0.0%+0.9%+6.8%+11.2%+37.5%-32.4%-31.4%
14-Day RSI52.61+15.0%+19.8%+10.8%-5.7%+45.5%-21.5%+5.5%
ATR$5.57+1.9%+9.7%-0.7%+34.1%+12.7%+15.5%-14.0%
10-Day Volatility32.79%-0.8%+31.3%-26.8%+92.2%-44.5%+109.8%+63.5%
1-Month Volatility35.82%+9.7%+26.5%-1.9%+66.2%-25.2%+93.1%+60.3%
1-Year Volatility32.82%+0.3%-4.3%-1.4%+1.3%+15.4%-33.5%-46.6%

Beta History

DateValueChange
0.66+15.8%
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 0.66

  • 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 0.75 on April 10, 2026

  • What is BIIB beta 1-year low?

    BIIB beta reached a 1-year low of 0.53 on April 28, 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