BIIB: Biogen Inc.

As of Monday, February 23rd, 2026

$ 196.34

B: 190.00 X 100
A: 198.20 X 300

+4.31 +2.24%

Open: 191.82
High: 197.05
Low: 189.11
Volume: N/A
Previous Close on Friday, February 20th, 2026

$ 192.03

-0.05 -0.03%

Open: 190.78
High: 192.60
Low: 189.95
Volume: 795,117

Historical Data

Date Open High Low Close Volume Chg %Chg
2026-02-23 191.82 197.05 189.11 196.34 0 +4.31 +2.24
2026-02-20 190.78 192.60 189.95 192.03 795,117 -0.05 -0.03
2026-02-19 193.51 195.00 191.05 192.08 992,818 -2.05 -1.06
2026-02-18 195.32 195.68 193.11 194.13 1,048,914 -1.49 -0.76
2026-02-17 197.46 200.29 193.37 195.62 968,512 -0.90 -0.46
2026-02-13 196.27 199.50 195.52 196.52 1,352,247 +1.02 +0.52
2026-02-12 190.15 196.00 189.00 195.50 1,649,245 +4.30 +2.25
2026-02-11 188.35 192.00 187.20 191.20 996,838 +2.21 +1.17
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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 200.29
On 2026-02-17		 189.11
On 2026-02-23		 -0.18 -0.09 200.29
On 2026-02-17		 189.11
On 2026-02-23		 -5.58 194.04
10D 201.00
On 2026-02-09		 187.20
On 2026-02-11		 -4.84 -2.41 201.00
On 2026-02-09		 187.20
On 2026-02-11		 -6.87 193.62
20D 202.41
On 2026-02-06		 170.59
On 2026-01-26		 24.75 14.42 202.41
On 2026-02-06		 187.20
On 2026-02-11		 -7.51 187.11
WTD 197.05
On 2026-02-23		 189.11
On 2026-02-23		 4.31 2.24 -- -- -- 196.34
MTD 202.41
On 2026-02-06		 176.19
On 2026-02-03		 16.45 9.14 202.41
On 2026-02-06		 187.20
On 2026-02-11		 -7.51 190.94
As of Monday, February 23rd, 2026
 
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Recent
Ticker Last Chg %Chg Volume
BIIB

Biogen Inc.

196.34 +4.31 +2.24