Biogen Inc. (BIIB)
NASDAQ: BIIB · Real-Time Price · USD
191.82
+3.80 (2.02%)
At close: Feb 27, 2026, 4:00 PM EST
192.00
+0.18 (0.09%)
After-hours: Feb 27, 2026, 7:37 PM EST

Biogen Market Cap

Biogen has a market cap or net worth of $28.15 billion as of February 27, 2026. Its market cap has increased by 38.60% in one year.

Market Cap
28.15B
Enterprise Value
30.56B
1-Year Change
38.60%
Ranking
Category
Stock Price
$191.82

Market Cap Chart

Since December 1, 1998, Biogen's market cap has increased from $617.50M to $28.15B, an increase of 4,458.90%. That is a compound annual growth rate of 15.04%.

History

DateMarket Cap% Change
Feb 26, 202627.59B6.88%
Dec 31, 202525.82B15.86%
Dec 31, 202422.28B-40.57%
Dec 29, 202337.50B-5.97%
Dec 30, 202239.88B13.15%
Dec 31, 202135.24B-6.47%
Dec 31, 202037.68B-29.63%
Dec 31, 201953.54B-11.69%
Dec 31, 201860.63B-10.00%
Dec 29, 201767.37B9.19%
Dec 30, 201661.70B-9.65%
Dec 31, 201568.29B-14.82%
Dec 31, 201480.16B21.39%
Dec 31, 201366.04B90.69%
Dec 31, 201234.63B29.54%
Dec 30, 201126.73B67.31%
Dec 31, 201015.98B3.27%
Dec 31, 200915.47B11.34%
Dec 31, 200813.90B-16.78%
Dec 31, 200716.70B0.70%
Dec 29, 200616.58B7.90%
Dec 30, 200515.37B-30.83%
Dec 31, 200422.22B288.89%
Dec 31, 20035.71B12.55%
Dec 31, 20025.08B-51.71%
View and export this data all the way back to 1998. Sign Up Today.

Market Capitalization

Market capitalization, also called net worth, is the total value of all of a company's outstanding shares. It is calculated by multiplying the stock price by the number of shares outstanding.

Formula: Market Cap = Stock Price * Shares Outstanding
Full Definition

Related Stocks

CompanyMarket Cap
Novartis AG320.51B
AstraZeneca319.52B
Merck & Co.302.77B
Amgen207.18B
Gilead Sciences182.53B
Novo Nordisk167.40B
Pfizer154.03B
Bristol-Myers Squibb Company124.84B
Market Cap Rankings