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Wall Street Numbers
Biogen Inc. company logo
Biogen Inc. logo

Biogen Inc. (BIIB) stock Beta

Beta

0.250.000.00%

Summary

As of today, BIIB beta is 0.25, 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 0.18 on

Beta Chart

SUGGESTED SERIES

Performance

BIIB Performance
MetricDateValue1D1M3MYTD1Y3Y5Y
Beta0.250.0%+8.7%-46.8%-56.1%-58.3%-74.5%-64.3%
Price$216.93-2.1%+8.5%+15.5%+23.3%+56.1%-16.9%-36.5%
SPX7,666.88-0.5%+3.0%+3.1%+12.0%+19.9%+75.5%+72.6%
200-Day SMA$187.36+0.2%+3.5%+11.1%+32.7%+35.1%-34.4%-35.2%
50-Day SMA$204.52+0.3%+2.8%+10.2%+22.2%+56.7%-27.0%-41.3%
20-Day SMA$207.17+0.6%+1.1%+8.6%+17.7%+56.9%-23.0%-38.7%
14-Day RSI65.67+13.2%+35.4%+36.8%+17.8%+6.5%+90.5%+25.5%
ATR$6.53+3.8%-26.2%+8.4%+57.3%+59.3%+11.3%-29.7%
10-Day Volatility26.84%+39.6%-58.9%-33.8%+57.3%-24.7%+45.5%+47.5%
1-Month Volatility28.51%+3.7%-49.4%-25.6%+32.3%-14.9%+46.8%+65.6%
1-Year Volatility35.46%+0.7%-1.0%+6.3%+9.5%+21.6%-24.4%-50.1%

Beta History

DateValueChange
0.25-56.1%
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 0.25
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 0.18 on July 31, 2026

Data Sources & References

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