NASDAQ · BIIB

Biogen Inc.

Healthcare · Drug Manufacturers - General

$253.62

Up+$3.97 (+1.59%)

Updated Nov 2, 2026, 11:46 AM

SID Score

7.1/10

Composite research score

Smart Money

52/100

Neutral

Price performance · BIIB

BIIB price history

1M range · 20 trading sessions · Daily adjusted prices

Prices through Oct 30, 2026

Daily close

View OHLC price history

BIIB OHLC price history, latest 40 sessions
Date	Open	High	Low	Close	Volume
Oct 30, 2026	$255.39	$258.73	$251.1907	$253.62	1.3M
Oct 29, 2026	$250.15	$255.55	$246.48	$249.65	1.16M
Oct 28, 2026	$244.93	$258.78	$243.03	$244.05	2.49M
Oct 27, 2026	$250.35	$253.98	$248.46	$252.73	1.39M
Oct 26, 2026	$251.02	$254.11	$249.61	$252.26	958.85K
Oct 23, 2026	$251.68	$252.44	$246.15	$250.69	1.16M
Oct 22, 2026	$240.61	$254.41	$240.02	$253.84	2.24M
Oct 21, 2026	$242.02	$243.32	$240.13	$240.98	812.9K
Oct 20, 2026	$236.79	$244.65	$235.955	$243.10	1.49M
Oct 19, 2026	$231.81	$236.00	$231.0392	$233.48	949.72K
Oct 16, 2026	$235.75	$236.87	$232.36	$232.65	1.46M
Oct 15, 2026	$236.46	$240.99	$235.215	$235.35	1.57M
Oct 14, 2026	$228.99	$234.20	$228.00	$232.83	1.95M
Oct 13, 2026	$230.34	$231.035	$226.71	$228.90	1.05M
Oct 12, 2026	$233.98	$238.24	$229.00	$229.41	1.46M
Oct 9, 2026	$220.62	$227.20	$219.225	$225.71	815.01K
Oct 8, 2026	$220.15	$223.085	$215.73	$218.43	1.34M
Oct 7, 2026	$222.93	$228.00	$221.40	$222.15	1.3M
Oct 6, 2026	$224.53	$225.97	$218.00	$222.89	1.01M
Oct 5, 2026	$219.90	$223.85	$218.22	$223.59	951.32K