Biogen Inc. (BIIB)
NASDAQ: BIIB · Real-Time Price · USD
253.62
+3.97 (1.59%)
At close: Oct 30, 2026, 4:00 PM EDT
254.10
+0.48 (0.19%)
After-hours: Oct 30, 2026, 7:49 PM EDT

Biogen Market Cap

Biogen has a market cap or net worth of $37.49 billion as of October 30, 2026. It is the 664th most valuable company in the world and the 311th biggest in the United States. Its market cap has increased by 72.94% in one year.

Market Cap
37.49B
Enterprise Value
43.99B
1-Year Change
72.94%
Global Rank
Country Rank
#311 United States
Category

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Since December 1, 1998, Biogen's market cap has increased from $617.50M to $37.49B, an increase of 5,971.28%. That is a compound annual growth rate of 15.84%.

History

DateMarket Cap% Change
Oct 30, 202637.49B45.21%
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%
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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

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Market Cap Rankings