BIIB: Biogen Inc.

As of Wednesday, October 14th, 2026

$ 232.83

+3.93 +1.72%

Open: 228.99
High: 234.20
Low: 228.00
Volume: 1,857,680
Previous Close on Tuesday, October 13th, 2026

$ 228.90

-0.51 -0.22%

Open: 230.34
High: 231.04
Low: 226.71
Volume: 1,048,984

Historical Data

Date Open High Low Close Volume Chg %Chg
2026-10-14 228.99 234.20 228.00 232.83 1,857,680 +3.93 +1.72
2026-10-13 230.34 231.04 226.71 228.90 1,048,984 -0.51 -0.22
2026-10-12 233.98 238.24 229.00 229.41 1,462,800 +3.70 +1.64
2026-10-09 220.62 227.20 219.23 225.71 814,919 +7.28 +3.33
2026-10-08 220.15 223.09 215.73 218.43 1,329,297 -3.72 -1.67
2026-10-07 222.93 228.00 221.40 222.15 1,298,088 -0.74 -0.33
2026-10-06 224.53 225.97 218.00 222.89 974,349 -0.70 -0.31
2026-10-05 219.90 223.85 218.22 223.59 936,857 +3.71 +1.69
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Metrics and Technicals

Period High Low Chg %Chg Max Drawdown SMA
Peak Trough %Loss
Period High Low Chg %Chg MDD SMA
5D 238.24
On 2026-10-12		 215.73
On 2026-10-08		 10.68 4.81 238.24
On 2026-10-12		 226.71
On 2026-10-13		 -4.84 227.06
10D 238.24
On 2026-10-12		 215.73
On 2026-10-08		 6.95 3.08 228.31
On 2026-10-01		 215.73
On 2026-10-08		 -5.51 224.66
20D 238.24
On 2026-10-12		 214.59
On 2026-09-21		 16.82 7.79 230.49
On 2026-09-28		 215.73
On 2026-10-08		 -6.40 224.44
WTD 238.24
On 2026-10-12		 226.71
On 2026-10-13		 7.12 3.15 238.24
On 2026-10-12		 226.71
On 2026-10-13		 -4.84 230.38
MTD 238.24
On 2026-10-12		 215.73
On 2026-10-08		 6.95 3.08 228.31
On 2026-10-01		 215.73
On 2026-10-08		 -5.51 224.66
As of Wednesday, October 14th, 2026
 
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Recent
Ticker Last Chg %Chg Volume
BIIB

Biogen Inc.

232.83 +3.93 +1.72 1,857,680