BIIB: Biogen Inc.

As of Thursday, September 3rd, 2026

$ 224.51

+1.84 +0.83%

Open: 225.44
High: 225.80
Low: 221.23
Volume: 546,581
Previous Close on Wednesday, September 2nd, 2026

$ 222.67

+6.63 +3.07%

Open: 218.20
High: 225.59
Low: 216.97
Volume: 1,266,512

Historical Data

Date Open High Low Close Volume Chg %Chg
2026-09-03 225.44 225.80 221.23 224.51 546,577 +1.84 +0.83
2026-09-02 218.20 225.59 216.97 222.67 1,266,512 +6.63 +3.07
2026-09-01 218.11 219.30 213.60 216.04 741,221 -0.61 -0.28
2026-08-31 216.47 218.89 213.58 216.65 791,881 -1.85 -0.85
2026-08-28 221.17 222.00 216.78 218.50 517,362 -3.00 -1.35
2026-08-27 219.39 222.11 217.53 221.50 497,281 +0.43 +0.19
2026-08-26 219.34 222.00 218.69 221.07 637,739 +0.30 +0.14
2026-08-25 218.93 222.85 218.00 220.77 493,694 +2.65 +1.21
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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 225.80
On 2026-09-03		 213.58
On 2026-08-31		 3.01 1.36 222.00
On 2026-08-28		 213.58
On 2026-08-31		 -3.79 219.67
10D 225.80
On 2026-09-03		 213.58
On 2026-08-31		 10.16 4.74 222.85
On 2026-08-25		 213.58
On 2026-08-31		 -4.16 219.66
20D 225.80
On 2026-09-03		 201.00
On 2026-08-12		 18.23 8.84 222.85
On 2026-08-25		 213.58
On 2026-08-31		 -4.16 215.13
WTD 225.80
On 2026-09-03		 213.58
On 2026-08-31		 6.01 2.75 218.89
On 2026-08-31		 218.89
On 2026-08-31		 0.00 219.97
MTD 225.80
On 2026-09-03		 213.60
On 2026-09-01		 7.86 3.63 219.30
On 2026-09-01		 219.30
On 2026-09-01		 0.00 221.07
As of Thursday, September 3rd, 2026
 
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BIIB

Biogen Inc.

224.51 +1.84 +0.83 546,581