Market cap:
$19.93B-$394.39M(-1.94%)Summary
- As of today (August 18, 2025), BIIB market capitalization is $19.93 billion, with a fall of -$394.39 million (-1.94%) during the most recent trading session on August 18, 2025.
- Over the past year, BIIB market cap has dropped by -$9.48 billion (-32.25%).
- BIIB market cap is now -82.16% below its all-time high of $111.67 billion.
Performance
BIIB Market cap Chart
Add series to chart(max: 6)
company, ETF, index, featured screener or watchlist
Highlights
Range
Related metrics
Market cap Formula
Market Cap = Price ✕ Shares Outstanding
BIIB Market cap Trends
| PeriodPeriod | Market capMarket cap | PricePrice | Shares outstandingShares outstanding | Enterprise valueEnterprise value |
|---|---|---|---|---|
| todaytoday | -1.9% | -1.9% | +0.0% | -1.6% |
| 1 m1 month | +8.8% | +8.7% | - | +7.2% |
| 3 m3 months | +8.3% | +8.2% | - | +6.0% |
| 6 m6 months | -0.3% | -0.5% | - | -2.0% |
| ytdytd | -10.6% | -11.1% | - | -10.4% |
| 1 y1 year | -32.3% | -32.7% | +0.7% | -30.4% |
| 5 y5 years | -56.4% | -53.0% | -7.4% | -51.8% |
BIIB Market cap Highs & Lows
| PeriodPeriod | HighHigh | Current vs highvs high | LowLow | Current vs lowvs low | |
|---|---|---|---|---|---|
| 1 m | 1-month | $20.32B | -1.9% | $17.98B | +10.8% |
| 3 m | 3-month | $20.32B | -1.9% | $17.98B | +10.8% |
| 6 m | 6-month | $22.06B | -9.7% | $16.61B | +20.0% |
| 1 y | 1-year | $30.03B | -33.6% | $16.61B | +20.0% |
| 3 y | 3-year | $46.04B | -56.7% | $16.61B | +20.0% |
| 5 y | 5-year | $62.44B | -68.1% | $16.61B | +20.0% |
| alltime | all time | $112B | -82.2% | $348M | +5628.4% |
BIIB Market cap History
| Date | Value |
|---|---|
| 2025 | $19.93B(-10.6%) |
| 2024 | $22.28B(-40.6%) |
| 2023 | $37.50B(-6.0%) |
| 2022 | $39.90B(+13.1%) |
| 2021 | $35.27B(-5.5%) |
| 2020 | $37.32B(-27.8%) |
| 2019 | $51.69B(-12.9%) |
| 2018 | $59.34B(-11.9%) |
| 2017 | $67.38B(+10.0%) |
| 2016 | $61.22B(-8.6%) |
| 2015 | $66.97B(-15.9%) |
| 2014 | $79.62B(+20.5%) |
| 2013 | $66.07B(+90.8%) |
| 2012 | $34.63B(+30.0%) |
| Date | Value |
|---|---|
| 2011 | $26.64B(+65.2%) |
| 2010 | $16.13B(+9.7%) |
| 2009 | $14.70B(+7.2%) |
| 2008 | $13.72B(-18.5%) |
| 2007 | $16.83B(+1.2%) |
| 2006 | $16.63B(+8.1%) |
| 2005 | $15.39B(-31.4%) |
| 2004 | $22.43B(+85.0%) |
| 2003 | $12.13B(+136.8%) |
| 2002 | $5.12B(-51.4%) |
| 2001 | $10.53B(+13.5%) |
| 2000 | $9.28B(+121.4%) |
| 1999 | $4.19B(+343.3%) |
| 1998 | $945.68M |
FAQ
- What is Biogen Inc. market capitalization?
- What is the all time high market cap for Biogen Inc.?
- What is BIIB market capitalization year-to-date change?
- What is Biogen Inc. market cap year-on-year change?
What is Biogen Inc. market capitalization?
The current market cap of BIIB is $19.93B
What is the all time high market cap for Biogen Inc.?
Biogen Inc. all-time high market capitalization is $111.67B
What is BIIB market capitalization year-to-date change?
Biogen Inc. market capitalization has changed by -$2.35B (-10.57%) since the beginning of the year
What is Biogen Inc. market cap year-on-year change?
Over the past year, BIIB market capitalization has changed by -$9.48B (-32.25%)