Biogen (BIIB) Price: 250.48

Biogen, Inc. (BIIB)

250.48 -2.92 (-1.15%) USD | NASDAQ | Nov 12, 16:00

250.69 +0.21 (+0.08%) After-Hours: 20:00

Price Chart

Historical Price Data

View and export this data back to 1994. Start Trial.

Date	Open	High	Low	Close	Volume
Nov 12, 2026	255.00	255.05	250.43	250.48	792515.0
Nov 11, 2026	249.78	255.19	249.44	253.40	1.115M
Nov 10, 2026	253.56	254.70	250.44	253.25	735026.0
Nov 09, 2026	250.36	261.00	246.44	254.87	1.143M
Nov 06, 2026	241.28	250.03	240.00	248.35	1.002M
Nov 05, 2026	255.25	255.70	243.65	243.93	1.221M
Nov 04, 2026	253.54	255.34	246.49	254.46	1.348M
Nov 03, 2026	247.32	253.14	246.25	248.93	1.058M
Nov 02, 2026	253.81	255.53	247.90	249.01	1.173M
Oct 30, 2026	255.39	258.73	251.19	253.62	1.303M
Oct 29, 2026	250.15	255.55	246.48	249.65	1.158M
Oct 28, 2026	244.93	258.78	243.03	244.05	2.493M
Oct 27, 2026	250.35	253.98	248.46	252.73	1.393M
Oct 26, 2026	251.02	254.11	249.61	252.26	958847.0
Oct 23, 2026	251.68	252.44	246.15	250.69	1.157M
Oct 22, 2026	240.61	254.41	240.02	253.84	2.238M
Oct 21, 2026	242.02	243.32	240.13	240.98	812899.0
Oct 20, 2026	236.79	244.65	235.96	243.10	1.492M
Oct 19, 2026	231.81	236.00	231.04	233.48	949716.0
Oct 16, 2026	235.75	236.87	232.36	232.65	1.463M
Oct 15, 2026	236.46	240.99	235.22	235.35	1.572M
Oct 14, 2026	228.99	234.20	228.00	232.83	1.947M
Oct 13, 2026	230.34	231.04	226.71	228.90	1.049M
Oct 12, 2026	233.98	238.24	229.00	229.41	1.462M
Oct 09, 2026	220.62	227.20	219.22	225.71	815007.0

Price Definition

The price of a security measures the cost to purchase 1 share of a security. For a company, price can be multiplied by shares outstanding to find the market capitalization (value of the company).

Read full definition.

Price Range, Past 5 Years

View Price Range, Past 5 Years

Start Trial

Minimum

Maximum

Average

Median

Price Benchmarks

View Price Benchmarks