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Biogen Inc. logo

Biogen Inc. (BIIB) stock Relative Strength Index

14-Day RSI

59.362.07+3.61%

Summary

Current Value
As of today, BIIB 14-day RSI is 59.36, up +3.61% on
Current Value Category
Based on its current 14-day relative strength index, BIIB falls into the strengthening momentum 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 35.55 on

RSI Chart

SUGGESTED SERIES

Performance

BIIB Performance
MetricDateValue1D1M3MYTD1Y3Y5Y
14-Day RSI59.36+3.6%+50.0%-1.5%+6.5%+41.1%-6.7%-0.9%
Price$193.45+1.1%+11.8%+1.2%+9.9%+63.7%-37.7%-30.5%
200-Day SMA$166.03+0.2%+3.5%+11.8%+17.6%+2.3%-37.6%-38.2%
50-Day SMA$184.50+0.1%-0.9%+3.6%+10.3%+42.2%-34.8%-31.5%
Beta0.60+1.7%-20.0%-4.8%+5.3%+9.1%-35.5%-22.1%
ATR$5.41+0.4%-8.7%-12.4%+30.4%+35.6%-16.2%-15.6%
10-Day Volatility37.78%-4.1%-0.9%-33.6%+121.5%+40.3%+58.7%+98.7%
1-Month Volatility33.29%-3.5%+1.3%-31.3%+54.5%+13.5%+38.7%+33.0%
3-Month Volatility31.42%-2.4%-15.7%-12.1%+21.6%-13.7%+35.9%+33.7%
1-Year Volatility33.30%+0.2%+0.9%-3.9%+2.8%+18.8%-31.6%-45.1%

RSI Highs

BIIB 14-Day RSI Highs Comparison
PeriodHighDateCurrent
1M61.03-2.7%
3M64.15-7.5%
6M79.99-25.8%
1Y79.99-25.8%
3Y79.99-25.8%
5Y90.29-34.3%
All93.91-36.8%

RSI Lows

BIIB 14-Day RSI Lows Comparison
PeriodLowDateCurrent
1M39.58+50.0%
3M36.28+63.6%
6M35.55+67.0%
1Y35.55+67.0%
3Y17.51+239.0%
5Y17.51+239.0%
All9.03+557.4%

RSI History

DateValueChange
59.36+6.5%
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 59.36

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

    Based on its current 14-day relative strength index, BIIB falls into the strengthening momentum 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 35.55 on December 5, 2025

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