Biogen Inc. company logo
Biogen Inc. logo

Biogen Inc. (BIIB) stock Relative Strength Index

14-Day RSI

62.330.87+1.42%

Summary

Current Value
As of today, BIIB 14-day RSI is 62.33, up +1.42% 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 RSI62.33+1.4%+23.6%+11.6%+11.8%-13.5%+41.3%+160.8%
Price$233.48+0.4%+8.3%+13.3%+32.7%+63.3%-9.3%-12.9%
200-Day SMA$198.12+0.1%+2.7%+9.6%+40.3%+46.5%-29.1%-33.9%
50-Day SMA$220.22+0.2%+4.6%+10.8%+31.6%+55.6%-15.9%-29.0%
20-Day SMA$226.83+0.3%+4.1%+10.8%+28.9%+55.8%-12.8%-20.0%
Beta0.320.0%-3.0%+39.1%-43.9%-46.7%-53.6%-49.2%
ATR$6.24-1.6%+10.8%-31.0%+50.3%+43.6%+22.7%-9.5%
10-Day Volatility23.91%-3.2%-12.3%-63.8%+40.1%+27.7%+2.0%-2.8%
1-Month Volatility22.18%-3.6%-15.2%-60.9%+2.9%-49.5%+8.9%+8.7%
3-Month Volatility26.29%-0.7%-31.8%-37.4%+1.8%-27.1%+50.1%+16.4%
1-Year Volatility33.50%0.0%-4.6%-6.3%+3.4%+4.5%+56.8%-52.8%

RSI Highs

BIIB 14-Day RSI Highs Comparison
PeriodHighDateCurrent
1M66.06-5.7%
3M66.06-5.7%
6M69.82-10.7%
1Y79.99-22.1%
3Y79.99-22.1%
5Y80.91-23.0%
All93.91-33.6%

RSI Lows

BIIB 14-Day RSI Lows Comparison
PeriodLowDateCurrent
1M46.60+33.8%
3M46.00+35.5%
6M42.42+46.9%
1Y35.55+75.3%
3Y17.51+256.0%
5Y17.51+256.0%
All9.03+590.3%

RSI History

DateValueChange
62.33+11.8%
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 62.33
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