Biogen Inc. (BIIB)

Biogen Employees

Biogen had 7,500 employees as of December 31, 2025. The number of employees decreased by 105 or -1.38% compared to the previous year.

• Employees: 7,500
• Change (1Y): -105
• Growth (1Y): -1.38%
• Revenue / Employee: $1,318,747
• Profits / Employee: $172,387
• Market Cap: 28.49B

Employees History

Date	Employees	Change (1Y)	Growth (1Y)
Dec 31, 2025	7,500	-105	-1.38%
Dec 31, 2024	7,605	35	0.46%
Dec 31, 2023	7,570	-1,155	-13.24%
Dec 31, 2022	8,725	-885	-9.21%
Dec 31, 2021	9,610	510	5.60%
Dec 31, 2020	9,100	1,700	22.97%
Dec 31, 2019	7,400	-400	-5.13%
Dec 31, 2018	7,800	500	6.85%
Dec 31, 2017	7,300	-100	-1.35%
Dec 31, 2016	7,400	50	0.68%
Dec 31, 2015	7,350	-200	-2.65%
Dec 31, 2014	7,550	700	10.22%
Dec 31, 2013	6,850	900	15.13%
Dec 31, 2012	5,950	950	19.00%
Dec 31, 2011	5,000	150	3.09%
Dec 31, 2010	4,850	100	2.11%
Dec 31, 2009	4,750	50	1.06%
Dec 31, 2008	4,700	400	9.30%
Dec 31, 2007	4,300	550	14.67%
Dec 31, 2006	3,750	410	12.28%
Dec 31, 2005	3,340	-926	-21.71%
Dec 31, 2004	4,266	539	14.46%
Feb 20, 2004	3,727	2,732	274.57%
Jan 31, 2003	995	303	43.79%
Jan 31, 2002	692	199	40.37%
Jan 31, 2001	493	86	21.13%
Jan 31, 2000	407	42	11.51%
Jan 31, 1999	365	26	7.67%
Dec 31, 1997	339	71	26.49%
Dec 31, 1996	268	-	-

Sources: Annual number of employees according to filings submitted to the U.S. Securities and Exchange Commission (SEC). Data is also manually gathered from company press releases, IPO filings, and other official sources.