Biogen Market Cap

Biogen has a market cap or net worth of $33.45 billion as of September 24, 2026. Its market cap has increased by 63.75% in one year.

Market Cap

33.45B

Enterprise Value

40.52B

1-Year Change

63.75%

Ranking

#445

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Since December 1, 1998, Biogen's market cap has increased from $617.50M to $33.45B, an increase of 5,316.29%. That is a compound annual growth rate of 15.42%.

Market Cap History

Date	Market Cap	% Change
Sep 24, 2026	33.45B	29.54%
Dec 31, 2025	25.82B	15.86%
Dec 31, 2024	22.28B	-40.57%
Dec 29, 2023	37.50B	-5.97%
Dec 30, 2022	39.88B	13.15%
Dec 31, 2021	35.24B	-6.47%
Dec 31, 2020	37.68B	-29.63%
Dec 31, 2019	53.54B	-11.69%
Dec 31, 2018	60.63B	-10.00%
Dec 29, 2017	67.37B	9.19%
Dec 30, 2016	61.70B	-9.65%
Dec 31, 2015	68.29B	-14.82%
Dec 31, 2014	80.16B	21.39%
Dec 31, 2013	66.04B	90.69%
Dec 31, 2012	34.63B	29.54%
Dec 30, 2011	26.73B	67.31%
Dec 31, 2010	15.98B	3.27%
Dec 31, 2009	15.47B	11.34%
Dec 31, 2008	13.90B	-16.78%
Dec 31, 2007	16.70B	0.70%
Dec 29, 2006	16.58B	7.90%
Dec 30, 2005	15.37B	-30.83%
Dec 31, 2004	22.22B	288.89%
Dec 31, 2003	5.71B	12.55%
Dec 31, 2002	5.08B	-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