NASDAQ · BIIB

Biogen Inc.

Healthcare · Drug Manufacturers - General

$216.17

Up+$1.67 (+0.77%)

Updated Sep 16, 2026, 3:48 PM

SID Score

7.0/10

Composite research score

Smart Money

62/100

Neutral

Price performance

BIIB price history

1M range · 20 trading sessions · Daily adjusted prices

Daily close

View OHLC price history

BIIB OHLC price history, latest 40 sessions
Date	Open	High	Low	Close	Volume
Sep 15, 2026	$216.71	$216.71	$213.54	$216.17	756.05K
Sep 14, 2026	$221.00	$222.245	$215.56	$217.36	629.93K
Sep 11, 2026	$216.75	$219.76	$214.7125	$217.15	1.08M
Sep 10, 2026	$209.92	$216.70	$208.9279	$215.43	936.64K
Sep 9, 2026	$210.50	$213.48	$209.00	$210.73	694.67K
Sep 8, 2026	$215.45	$217.2803	$210.54	$212.50	617.83K
Sep 4, 2026	$221.15	$223.82	$219.82	$220.83	465.11K
Sep 3, 2026	$225.44	$225.80	$221.23	$224.51	550.75K
Sep 2, 2026	$218.20	$225.59	$216.97	$222.67	1.27M
Sep 1, 2026	$218.11	$219.30	$213.60	$216.04	785.5K
Aug 31, 2026	$216.47	$218.89	$213.58	$216.65	831K
Aug 28, 2026	$221.17	$222.00	$216.78	$218.50	517.48K
Aug 27, 2026	$219.39	$222.11	$217.53	$221.50	497.52K
Aug 26, 2026	$219.34	$222.00	$218.6907	$221.07	647.33K
Aug 25, 2026	$218.93	$222.85	$218.00	$220.77	495.44K
Aug 24, 2026	$216.40	$218.50	$213.96	$218.12	649.83K
Aug 21, 2026	$217.76	$219.12	$215.00	$216.78	722.35K
Aug 20, 2026	$217.98	$221.29	$214.16	$214.35	808.63K
Aug 19, 2026	$215.33	$222.15	$215.075	$221.56	886.91K
Aug 18, 2026	$211.00	$214.065	$210.01	$212.55	694.01K