NASDAQ:BIIB | Market Cap | BIOGEN INC.

Historical market capitalization from contemporaneous retained split-adjusted close and filed split-adjusted shares outstanding.

Available history
2008-12-31 to 2026-09-03
Data captured

Historical Market Cap

DateMarket Cap
2026-09-03$33.14B
2026-04-27$26.67B
2026-02-04$27.22B
2025-12-31$25.84B
2025-10-29$21.69B
2025-07-29$18.75B
2025-04-30$17.74B
2025-02-11$20.4B
2024-12-31$22.3B
2024-10-29$26.74B
2024-07-31$31.06B
2024-04-23$28.13B
2024-02-12$35.58B
2023-12-31$37.5B
2023-11-07$35.59B
2023-07-24$40.12B
2023-04-24$42.41B
2023-02-14$41.77B
2022-12-31$39.88B
2022-10-24$39.55B
2022-07-19$31.96B
2022-05-02$30.36B
2022-02-02$33.06B
2021-12-31$35.27B
2021-10-19$39.39B
2021-07-21$48.13B
2021-04-21$40.63B
2021-02-02$42.31B
2020-12-31$37.32B
2020-10-20$41.1B
2020-07-21$44.36B
2020-04-22$48.63B
2020-02-04$49.31B
2019-12-31$51.69B
2019-10-21$40.33B
2019-07-19$42.66B
2019-04-19$43.9B
2019-02-01$65.09B
2018-12-31$59.34B
2018-10-19$64.56B
2018-07-20$72.26B
2018-04-20$55.5B
2018-01-26$77.84B
2017-12-31$67.38B
2017-10-20$71.5B
2017-07-21$59.82B
2017-04-21$57.89B
2017-01-27$60.08B
2016-12-31$61.22B
2016-10-21$63.24B
2016-07-15$57.04B
2016-04-15$58.82B
2016-01-29$59.71B
2015-12-31$66.97B
2015-10-16$60.71B
2015-07-17$95.16B
2015-04-17$98.66B
2015-01-30$91.3B
2014-12-31$79.63B
2014-10-17$72.43B
2014-07-18$71.81B
2014-04-18$68.92B
2014-01-31$73.91B
2013-12-31$66.07B
2013-10-21$57.42B
2013-07-18$53.03B
2013-04-18$47.16B
2013-01-31$36.88B
2012-12-31$34.63B
2012-10-19$34.46B
2012-07-18$34.26B
2012-04-24$30.6B
2012-01-31$28.16B
2011-12-31$26.64B
2011-10-25$25.96B
2011-07-22$25.6B
2011-04-18$19.96B
2011-01-31$15.77B
2010-12-31$16.13B
2010-10-22$14B
2010-07-16$12.55B
2010-04-16$14.32B
2010-02-05$14.43B
2009-12-31$14.7M
2009-10-14$14.47B
2009-07-13$13.33B
2008-12-31$13.72B