1991 stock price of biogen

The price for Biogen (BIIB) today is $124.94. It is down 3.4% for the day (down 2.9% from previous close).

DATE OPEN HIGH LOW CLOSE VOLUME
July 18 2025 19:30
$124.82
$125.17
$124.72
$124.94
56,146
July 18 2025 18:30
$125.14
$125.38
$124.99
$125.29
7,490
July 18 2025 17:30
$125.03
$125.63
$125.03
$125.04
6,658
July 18 2025 16:30
$125.50
$125.75
$124.80
$125.30
7,136
July 18 2025 15:30
$126.49
$126.69
$125.87
$125.90
5,582
July 18 2025 14:30
$126.51
$126.69
$125.27
$126.67
17,618
July 18 2025 13:30
$129.37
$129.59
$127.13
$127.39
8,646
Daily pricing data for Biogen dates back to 9/17/1991, and may be incomplete.