Beta:
0.59+0.02(+3.51%)Summary
- As of today, the beta for BIIB stock is 0.59, with the most recent change of +0.02 (+3.51%) on November 7, 2025. This indicates that BIIB stock is less volatile than S&P 500 index
Performance
BIIB Beta Chart
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Range
BIIB Beta Trends
| PeriodPeriod | BetaBeta | PricePrice | SPXSPX |
|---|---|---|---|
| 1D1 Day | +3.5% | -0.8% | +0.1% |
| 1M1 Month | -3.3% | +2.2% | +0.2% |
| 3M3 Months | -3.3% | +21.7% | +6.1% |
| 6M6 Months | +7.3% | +32.7% | +19.5% |
| YTDYTD | -1.7% | +1.7% | +14.4% |
| 1Y1 Year | -11.9% | -10.6% | +12.7% |
| 5Y5 Years | -36.6% | -52.7% | +91.7% |
BIIB Beta Highs & Lows
| PeriodPeriod | HighHigh | Current vs Highvs High | LowLow | Current vs Lowvs Low | |
|---|---|---|---|---|---|
| 1M | 1-Month | 0.61 | -3.3% | 0.57 | +3.5% |
| 3M | 3-Month | 0.62 | -4.8% | 0.57 | +3.5% |
| 6M | 6-Month | 0.66 | -10.6% | 0.55 | +7.3% |
| 1Y | 1-Year | 0.68 | -13.2% | 0.34 | +73.5% |
| 3Y | 3-Year | 0.99 | -40.4% | 0.34 | +73.5% |
| 5Y | 5-Year | 0.99 | -40.4% | 0.04 | +1375.0% |
| All-Time | All-Time | 4.76 | -87.6% | -0.64 | +192.2% |
BIIB Beta History
| Date | Value |
|---|---|
| 2025 | 0.59(-1.7%) |
| 2024 | 0.60(-23.1%) |
| 2023 | 0.78(-14.3%) |
| 2022 | 0.91(+184.4%) |
| 2021 | 0.32(-64.0%) |
| 2020 | 0.89(+32.8%) |
| 2019 | 0.67(-34.3%) |
| 2018 | 1.02(-18.4%) |
| 2017 | 1.25(-2.3%) |
| 2016 | 1.28(+9.4%) |
| 2015 | 1.17(-34.3%) |
| 2014 | 1.78(+28.1%) |
| 2013 | 1.39(+49.5%) |
| 2012 | 0.93(+14.8%) |
| 2011 | 0.81(+9.5%) |
| 2010 | 0.74(+25.4%) |
| Date | Value |
|---|---|
| 2009 | 0.59(-22.4%) |
| 2008 | 0.76(+18.8%) |
| 2007 | 0.64(-52.9%) |
| 2006 | 1.36(-9.9%) |
| 2005 | 1.51(-4.4%) |
| 2004 | 1.58(+20.6%) |
| 2003 | 1.31(0.0%) |
| 2002 | 1.31(-17.6%) |
| 2001 | 1.59(+17.8%) |
| 2000 | 1.35(+3.1%) |
| 1999 | 1.31(+48.9%) |
| 1998 | 0.88(+4.8%) |
| 1997 | 0.84(-59.4%) |
| 1996 | 2.07(-6.8%) |
| 1995 | 2.22(+29.8%) |
| 1994 | 1.71(>+9900.0%) |
| 1993 | 0.01 |
FAQ
- What is Biogen Inc. beta?
- What is the all-time high beta for Biogen Inc.?
- What is BIIB beta year-to-date change?
- What is Biogen Inc. beta year-on-year change?
What is Biogen Inc. beta?
The current beta of BIIB is 0.59
What is the all-time high beta for Biogen Inc.?
Biogen Inc. all-time high beta is 4.76
What is BIIB beta year-to-date change?
Biogen Inc. beta has changed by -0.01 (-1.67%) since the beginning of the year
What is Biogen Inc. beta year-on-year change?
Over the past year, BIIB beta has changed by -0.08 (-11.94%)