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Biogen Inc. logo

Biogen Inc. (BIIB) stock Relative Strength Index

14-Day RSI

57.554.89+9.29%

Summary

Current Value
As of today, BIIB 14-day RSI is 57.55, up +9.29% on
Current Value Category
Based on its current 14-day relative strength index, BIIB falls into the overbought category
1-Year High
BIIB 14-day RSI reached a 1-year high of 79.99 on
1-Year Low
BIIB 14-day RSI reached a 1-year low of 18.49 on

RSI Chart

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Series
SUGGESTED SERIES

Performance

BIIB Performance
MetricDateValue1D1M3MYTD1Y3Y5Y
14-Day RSI57.55+9.3%+1.4%+2.4%+3.2%+24.5%+14.3%-13.1%
Price$179.89+2.1%+2.0%+20.2%+2.2%+23.0%-37.1%-36.4%
200-Day SMA$145.69+0.2%+3.3%+7.8%+3.2%-24.5%-39.0%-47.3%
50-Day SMA$176.10+0.2%+5.6%+22.3%+5.2%+16.0%-38.9%-30.4%
Beta0.610.0%+7.0%+3.4%+7.0%+13.0%-33.7%-30.7%
ATR$4.89-1.6%+13.7%+5.8%+17.9%+32.8%-22.8%-43.5%
10-Day Volatility28.76%+2.6%+32.5%+65.3%+68.6%+44.7%+30.7%-22.2%
1-Month Volatility36.85%+2.0%+60.1%-12.1%+71.0%+37.4%+57.8%-0.5%
3-Month Volatility30.28%+0.6%-6.8%-12.3%+17.2%+27.9%+26.6%-72.8%
1-Year Volatility33.18%+0.1%+2.3%+4.0%+2.4%+28.9%-33.5%-52.5%

RSI Highs

BIIB 14-Day RSI Highs Comparison
PeriodHighDateCurrent
1M68.62-16.1%
3M79.99-28.1%
6M79.99-28.1%
1Y79.99-28.1%
3Y79.99-28.1%
5Y90.29-36.3%
All93.91-38.7%

RSI Lows

BIIB 14-Day RSI Lows Comparison
PeriodLowDateCurrent
1M35.55+61.9%
3M35.55+61.9%
6M35.55+61.9%
1Y18.49+211.3%
3Y17.51+228.7%
5Y17.51+228.7%
All9.03+537.3%

RSI History

DateValueChange
57.55+3.2%
55.76+25.4%
44.46-29.6%
63.11+57.4%
40.09-17.6%
48.66+5.7%
46.03-11.5%
52.01+14.2%
45.54-2.4%
46.64+12.3%
41.53-31.4%
60.53+15.8%
52.29-3.9%
54.42+31.0%
41.53-13.0%
47.75-16.3%
57.07-26.0%
77.09+38.1%
DateValueChange
55.84+68.9%
33.06-25.7%
44.47-22.6%
57.43-5.1%
60.49+23.8%
48.88+26.4%
38.68-24.9%
51.50+8.7%
47.36-37.3%
75.53+9.1%
69.22+46.3%
47.30-16.7%
56.79-12.0%
64.56+66.9%
38.69-17.0%
46.59+43.0%
32.59-28.1%
45.32-

FAQ

  • What is the current 14-day RSI of BIIB?

    As of today, BIIB 14-day RSI is 57.55

  • What 14-day RSI category does BIIB fall into?

    Based on its current 14-day relative strength index, BIIB falls into the overbought category

  • What is BIIB 14-day RSI 1-year high?

    BIIB 14-day RSI reached a 1-year high of 79.99 on November 28, 2025

  • What is BIIB 14-day RSI 1-year low?

    BIIB 14-day RSI reached a 1-year low of 18.49 on April 8, 2025

Data Sources & References

  1. BIIB Official Website www.biogen.com
  2. Most Recent Quarterly Report (10-Q) www.sec.gov/Archives/edgar/data/875045/000087504525000049/0000875045-25-000049-index.htm
  3. Most Recent Annual Report (10-K) www.sec.gov/Archives/edgar/data/875045/000087504525000009/0000875045-25-000009-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