BIIB: Biogen Inc.

As of Tuesday, August 25th, 2026

$ 220.77

+2.65 +1.21%

Open: 218.93
High: 222.85
Low: 218.00
Volume: 494,842
Previous Close on Monday, August 24th, 2026

$ 218.12

+1.34 +0.62%

Open: 216.40
High: 218.50
Low: 213.96
Volume: 586,272

Historical Data

Date Open High Low Close Volume Chg %Chg
2026-08-25 218.93 222.85 218.00 220.77 493,694 +2.65 +1.21
2026-08-24 216.40 218.50 213.96 218.12 586,272 +1.34 +0.62
2026-08-21 217.76 219.12 215.00 216.78 721,626 +2.43 +1.13
2026-08-20 217.98 221.29 214.16 214.35 808,151 -7.21 -3.25
2026-08-19 215.33 222.15 215.08 221.56 880,694 +9.01 +4.24
2026-08-18 211.00 214.07 210.01 212.55 691,676 +3.40 +1.63
2026-08-17 208.36 210.49 207.62 209.15 616,594 -0.68 -0.32
2026-08-14 210.01 210.79 208.22 209.83 554,423 -0.82 -0.39
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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 222.85
On 2026-08-25		 213.96
On 2026-08-24		 8.22 3.87 222.15
On 2026-08-19		 213.96
On 2026-08-24		 -3.69 218.32
10D 222.85
On 2026-08-25		 201.00
On 2026-08-12		 16.88 8.28 222.15
On 2026-08-19		 213.96
On 2026-08-24		 -3.69 214.26
20D 222.85
On 2026-08-25		 199.58
On 2026-08-03		 15.16 7.37 218.59
On 2026-07-29		 199.58
On 2026-08-03		 -8.70 210.24
WTD 222.85
On 2026-08-25		 213.96
On 2026-08-24		 3.99 1.84 218.50
On 2026-08-24		 218.50
On 2026-08-24		 0.00 219.45
MTD 222.85
On 2026-08-25		 199.58
On 2026-08-03		 17.82 8.78 212.18
On 2026-08-05		 201.00
On 2026-08-12		 -5.27 210.87
As of Tuesday, August 25th, 2026
 
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Recent
Ticker Last Chg %Chg Volume
BIIB

Biogen Inc.

220.77 +2.65 +1.21 494,842