BIIB: Biogen Inc.

As of Thursday, October 9th, 2025

$ 149.61

-1.36 -0.90%

Open: 151.37
High: 152.15
Low: 148.17
Volume: 1,591,389
Previous Close on Wednesday, October 8th, 2025

$ 150.97

-1.24 -0.81%

Open: 152.36
High: 152.36
Low: 149.64
Volume: 1,331,189

Historical Data

Date Open High Low Close Volume Chg %Chg
2025-10-09 151.37 152.15 148.17 149.61 1,591,389 -1.36 -0.90
2025-10-08 152.36 152.36 149.64 150.97 1,331,189 -1.24 -0.81
2025-10-07 154.52 154.58 151.97 152.21 1,349,695 -1.84 -1.19
2025-10-06 159.61 159.70 153.10 154.05 1,814,683 -5.83 -3.65
2025-10-03 156.46 160.20 155.97 159.88 2,875,467 +4.63 +2.98
2025-10-02 154.00 157.85 152.22 155.25 2,838,587 +1.03 +0.67
2025-10-01 140.82 154.44 140.70 154.22 4,012,952 +14.14 +10.09
2025-09-30 138.46 141.04 136.94 140.08 1,368,375 +1.56 +1.13
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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 160.20
On 2025-10-03		 148.17
On 2025-10-09		 -5.64 -3.63 160.20
On 2025-10-03		 148.17
On 2025-10-09		 -7.51 153.34
10D 160.20
On 2025-10-03		 135.39
On 2025-09-29		 13.94 10.27 160.20
On 2025-10-03		 148.17
On 2025-10-09		 -7.51 149.22
20D 160.20
On 2025-10-03		 135.39
On 2025-09-29		 0.77 0.52 150.28
On 2025-09-12		 135.39
On 2025-09-29		 -9.91 145.43
WTD 159.70
On 2025-10-06		 148.17
On 2025-10-09		 -10.27 -6.42 159.70
On 2025-10-06		 148.17
On 2025-10-09		 -7.22 151.71
MTD 160.20
On 2025-10-03		 140.70
On 2025-10-01		 9.53 6.80 160.20
On 2025-10-03		 148.17
On 2025-10-09		 -7.51 153.74
As of Thursday, October 9th, 2025
 
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BIIB

Biogen Inc.

149.61 -1.36 -0.90 1,591,389