Biogen Inc. (BIIB) NASDAQ

180.95

-3.43(-1.86%)

Updated at April 27 01:59PM

Currency In USD

BIIB Historical Return

If you invested $1000 in Biogen Inc. (BIIB) 10 years ago, it would be worth $646.11 as of April 27, 2026, based on a reinvested dividends scenario. Over the same period, a $1000 investment made 5 years ago would be worth $676.73, while $1000 invested 1 year ago would be worth $1,519.06. This corresponds to total returns of -35.39%, -32.33%, 51.91%, respectively, with annualized returns of -4.27%, -7.51%, 51.91%.

Custom investment amounts or purchase dates can also be explored using the Stoculator calculator. Past performance does not guarantee future results.

BIIB Historical Data

Date Range:

Date	Open	Close	Adj Close	High	Low	Volume
April 24, 2026	186.65	184.38	184.38	186.65	183.17	722,998
April 23, 2026	189.46	187.88	187.88	190.32	187.01	816,060
April 22, 2026	189.31	190.07	190.07	192.75	188.67	1.33M
April 21, 2026	184.52	185.95	185.95	187.74	181.75	1.06M
April 20, 2026	179.54	183.34	183.34	184.26	178.72	1.48M
April 17, 2026	176.29	177.35	177.35	178.41	175.69	1.24M
April 16, 2026	178.82	176.02	176.02	179.99	174.85	937,563
April 15, 2026	179.36	180.54	180.54	180.87	177.7	1.15M
April 14, 2026	177.71	178.96	178.96	181.77	177.45	1.55M
April 13, 2026	172.62	176.37	176.37	176.79	171.22	1.41M
April 10, 2026	177.97	172.97	172.97	177.97	172.32	1.5M
April 09, 2026	177.81	177.11	177.11	180.06	174.97	1.27M
April 08, 2026	178.24	179.9	179.9	180.24	176.35	1.29M
April 07, 2026	172.2	175.61	175.61	175.64	170.43	1.52M
April 06, 2026	177	172.34	172.34	177.39	168.64	2.12M
April 02, 2026	181.46	177.34	177.34	182.23	176.39	1.34M
April 01, 2026	183.17	183.78	183.78	186.31	181.71	1.35M
March 31, 2026	179.46	183.33	183.33	184.57	171.37	2.64M
March 30, 2026	186.16	187.57	187.57	190.09	185.54	799,099
March 27, 2026	191.06	183.84	183.84	191.06	183.03	901,208
March 26, 2026	189	191.06	191.06	192.28	188.36	879,045
March 25, 2026	184.91	189.18	189.18	189.38	184.91	775,062
March 24, 2026	182.63	183.94	183.94	184.84	180.33	636,241
March 23, 2026	183.48	183.64	183.64	185	183	998,058
March 20, 2026	183.13	181.46	181.46	183.69	180.47	2.17M
March 19, 2026	182.18	183.41	183.41	185.45	181.68	755,363
March 18, 2026	184.13	182.31	182.31	184.32	180.48	846,174
March 17, 2026	184.73	185.29	185.29	186.52	183.2	804,862
March 16, 2026	182.75	183.26	183.26	184.62	181.88	995,661
March 13, 2026	185.99	181.55	181.55	188	181.46	1.08M
March 12, 2026	187.86	184.9	184.9	188.91	184.63	850,969
March 11, 2026	187.54	190.48	190.48	192.99	187.54	863,947
March 10, 2026	187.69	188.41	188.41	190.78	187.02	687,021
March 09, 2026	183.91	188.24	188.24	188.5	182.6	617,017
March 06, 2026	186.25	184.87	184.87	186.25	181.24	772,906
March 05, 2026	187.97	188.08	188.08	190.99	185.95	893,331
March 04, 2026	185.06	189.94	189.94	190.37	183.16	919,657
March 03, 2026	185.01	184.02	184.02	187.05	181.79	1.01M
March 02, 2026	190.22	188.05	188.05	190.75	186.72	691,600
February 27, 2026	187.51	191.82	191.82	192.46	186.62	1.4M
February 26, 2026	190.3	188.02	188.02	190.74	185.9	988,117
February 25, 2026	194.23	190.73	190.73	196.73	189.89	942,723
February 24, 2026	196.03	195.13	195.13	198.72	194.43	716,382
February 23, 2026	191.82	196.34	196.34	197.05	189.11	878,939
February 20, 2026	190.78	192.03	192.03	192.6	189.95	799,225
February 19, 2026	193.51	192.08	192.08	195	191.05	993,273
February 18, 2026	195.32	194.13	194.13	195.68	193.11	1.05M
February 17, 2026	197.46	195.62	195.62	200.29	193.37	986,535
February 13, 2026	196.27	196.52	196.52	199.5	195.52	1.35M
February 12, 2026	190.15	195.5	195.5	196	189	1.66M
February 11, 2026	188.35	191.2	191.2	192	187.2	996,929
February 10, 2026	194.07	188.99	188.99	195.72	188.74	1.84M
February 09, 2026	199.83	193.81	193.81	201	191.88	2.1M
February 06, 2026	187.01	201.18	201.18	202.41	184.6	3.4M
February 05, 2026	184.87	185.36	185.36	187.73	184.54	2.54M
February 04, 2026	177.25	185.45	185.45	186.24	177.1	2.08M
February 03, 2026	177.79	176.76	176.76	182.67	176.19	1.59M
February 02, 2026	179.3	179.09	179.09	180.76	177.58	1.29M
January 30, 2026	177.09	179.89	179.89	180.14	175.96	1.49M
January 29, 2026	174.88	176.18	176.18	177.2	173.51	1.15M