BIIB: Biogen Inc.

As of Thursday, August 13th, 2026

$ 210.65

+1.78 +0.85%

Open: 212.98
High: 215.61
Low: 208.79
Volume: 859,665
Previous Close on Wednesday, August 12th, 2026

$ 208.87

+4.98 +2.44%

Open: 203.52
High: 209.22
Low: 201.00
Volume: 786,185

Historical Data

Date Open High Low Close Volume Chg %Chg
2026-08-13 212.98 215.61 208.79 210.65 859,653 +1.78 +0.85
2026-08-12 203.52 209.22 201.00 208.87 786,185 +4.98 +2.44
2026-08-11 206.63 207.57 203.53 203.89 934,605 -3.24 -1.56
2026-08-10 206.70 210.02 206.29 207.13 687,613 -0.81 -0.39
2026-08-07 207.38 208.31 204.16 207.94 814,472 +1.66 +0.80
2026-08-06 208.75 209.03 202.03 206.28 887,035 -0.35 -0.17
2026-08-05 210.60 212.18 205.80 206.63 870,515 -1.82 -0.87
2026-08-04 200.96 209.74 199.93 208.45 1,192,202 +6.63 +3.29
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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 215.61
On 2026-08-13		 201.00
On 2026-08-12		 4.37 2.12 210.02
On 2026-08-10		 201.00
On 2026-08-12		 -4.29 207.70
10D 215.61
On 2026-08-13		 199.58
On 2026-08-03		 2.72 1.31 212.18
On 2026-08-05		 201.00
On 2026-08-12		 -5.27 206.46
20D 218.59
On 2026-07-29		 196.92
On 2026-07-23		 1.73 0.83 218.59
On 2026-07-29		 199.58
On 2026-08-03		 -8.70 204.86
WTD 215.61
On 2026-08-13		 201.00
On 2026-08-12		 2.71 1.30 210.02
On 2026-08-10		 201.00
On 2026-08-12		 -4.29 207.64
MTD 215.61
On 2026-08-13		 199.58
On 2026-08-03		 7.70 3.79 212.18
On 2026-08-05		 201.00
On 2026-08-12		 -5.27 206.85
As of Thursday, August 13th, 2026
 
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Recent
Ticker Last Chg %Chg Volume
BIIB

Biogen Inc.

210.65 +1.78 +0.85 859,665