BIIB: Biogen Inc.

As of Thursday, July 30th, 2026

$ 207.93

-1.30 -0.62%

Open: 204.38
High: 210.19
Low: 203.09
Volume: 892,758
Previous Close on Wednesday, July 29th, 2026

$ 209.23

+3.62 +1.76%

Open: 210.50
High: 218.59
Low: 206.27
Volume: 2,392,090

Historical Data

Date Open High Low Close Volume Chg %Chg
2026-07-30 204.38 210.19 203.09 207.93 892,758 -1.30 -0.62
2026-07-29 210.50 218.59 206.27 209.23 2,392,090 +3.62 +1.76
2026-07-28 201.01 207.72 199.40 205.61 1,813,737 +5.47 +2.73
2026-07-27 202.75 204.47 199.83 200.14 748,097 -2.05 -1.01
2026-07-24 202.24 203.30 200.04 202.19 596,372 +1.57 +0.78
2026-07-23 197.04 203.60 196.92 200.62 1,018,101 +2.88 +1.46
2026-07-22 203.70 204.31 197.40 197.74 840,659 -5.42 -2.67
2026-07-21 199.47 203.70 198.59 203.16 649,599 +3.21 +1.61
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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 218.59
On 2026-07-29		 199.40
On 2026-07-28		 7.31 3.64 218.59
On 2026-07-29		 203.09
On 2026-07-30		 -7.09 205.02
10D 218.59
On 2026-07-29		 196.92
On 2026-07-23		 -0.99 -0.47 215.79
On 2026-07-17		 196.92
On 2026-07-23		 -8.75 203.26
20D 219.02
On 2026-07-02		 186.03
On 2026-07-15		 -1.81 -0.86 219.02
On 2026-07-02		 186.03
On 2026-07-15		 -15.06 203.42
WTD 218.59
On 2026-07-29		 199.40
On 2026-07-28		 5.74 2.84 218.59
On 2026-07-29		 203.09
On 2026-07-30		 -7.09 205.73
MTD 219.02
On 2026-07-02		 186.03
On 2026-07-15		 -8.13 -3.76 219.02
On 2026-07-02		 186.03
On 2026-07-15		 -15.06 203.72
As of Thursday, July 30th, 2026
 
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Recent
Ticker Last Chg %Chg Volume
BIIB

Biogen Inc.

207.93 -1.30 -0.62 892,758