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Biogen (BIIB)
NASDAQ:BIIB
Time Period
1Y
Events
Historical Prices
Rows:
Jan 07, 2026
181.70
187.06
181.70
186.91
186.91
+2.35%
2,122,447
1.10
Jan 06, 2026
174.94
182.97
174.30
182.61
182.61
+4.57%
2,115,650
1.10
Jan 05, 2026
175.73
180.56
171.61
174.63
174.63
-1.79%
1,663,631
0.85
Jan 02, 2026
175.37
178.24
174.28
177.82
177.82
+1.04%
1,095,744
0.55
Dec 31, 2025
175.76
177.19
175.02
175.99
175.99
-0.23%
890,441
0.44
Dec 30, 2025
176.30
176.99
175.72
176.40
176.40
-0.24%
609,867
0.30
Dec 29, 2025
177.00
178.46
176.31
176.83
176.83
-0.14%
928,193
0.45
Dec 26, 2025
175.30
177.19
175.00
177.08
177.08
+0.43%
687,403
0.33
Dec 24, 2025
175.73
177.18
175.37
176.33
176.33
+0.86%
434,748
0.21
Dec 23, 2025
174.26
175.58
173.08
174.82
174.82
+0.07%
1,281,705
0.62
Dec 22, 2025
174.78
177.29
172.90
174.70
174.70
-0.06%
1,909,529
0.93
Dec 19, 2025
171.32
176.42
170.00
174.80
174.80
+2.88%
14,994,760
8.12
Dec 18, 2025
171.59
173.00
168.56
169.91
169.91
-1.27%
2,761,018
1.48
Dec 17, 2025
171.43
173.83
169.55
172.10
172.10
+0.35%
2,783,560
1.51
Dec 16, 2025
174.51
174.51
169.52
171.50
171.50
-2.41%
2,408,490
1.32
Dec 15, 2025
173.67
175.94
170.45
175.74
175.74
+0.94%
2,291,589
1.26
Dec 12, 2025
173.49
175.08
171.27
174.10
174.10
+0.93%
1,781,471
0.98
Dec 11, 2025
177.47
180.79
172.00
172.50
172.50
-2.84%
2,721,790
1.51
Dec 10, 2025
173.30
178.17
169.24
177.55
177.55
+0.97%
2,147,901
1.20
Dec 09, 2025
179.91
181.99
175.39
175.84
175.84
-2.55%
1,506,685
0.84
Dec 08, 2025
181.30
182.12
179.21
180.44
180.44
-0.47%
1,474,568
0.82
Dec 05, 2025
181.96
183.15
181.10
181.30
181.30
-0.37%
1,209,961
0.67
Dec 04, 2025
181.86
182.69
179.27
181.98
181.98
+0.68%
1,246,342
0.69
Dec 03, 2025
180.17
182.94
178.05
180.75
180.75
+0.32%
1,845,129
1.03
Dec 02, 2025
177.32
180.55
174.53
180.18
180.18
+1.35%
1,866,647
1.03
Dec 01, 2025
180.15
181.78
175.88
177.78
177.78
-2.37%
1,947,020
1.07
Nov 28, 2025
182.07
182.74
180.69
182.09
182.09
+0.08%
566,362
0.31
Nov 26, 2025
181.96
183.93
180.76
181.94
181.94
-0.01%
1,483,073
0.81
Nov 25, 2025
177.07
182.97
176.09
181.96
181.96
+2.91%
2,344,782
1.30
Nov 24, 2025
177.65
185.17
175.57
176.82
176.82
+0.87%
4,164,240
2.36
Nov 21, 2025
168.54
176.02
167.42
175.30
175.30
+4.23%
2,268,169
1.30
Nov 20, 2025
168.15
170.91
165.75
168.18
168.18
+0.15%
1,914,503
1.10
Nov 19, 2025
168.83
168.90
165.79
167.93
167.93
-0.53%
1,765,993
1.03
Nov 18, 2025
164.40
170.78
163.00
168.83
168.83
+2.52%
2,257,470
1.32
Nov 17, 2025
167.00
167.97
163.50
164.68
164.68
-1.71%
2,245,006
1.33
Nov 14, 2025
164.72
169.00
163.00
167.55
167.55
+1.71%
2,620,813
1.56
Nov 13, 2025
161.57
167.87
161.20
164.73
164.73
+2.01%
2,993,001
1.80
Nov 12, 2025
160.00
162.56
158.05
161.48
161.48
+1.20%
1,659,866
1.00
Nov 11, 2025
156.76
159.95
154.20
159.56
159.56
+2.11%
1,504,613
0.91
Nov 10, 2025
155.41
156.55
153.77
156.26
156.26
+0.48%
1,258,595
0.76
Nov 07, 2025
156.70
156.70
151.83
155.51
155.51
-0.78%
1,552,011
0.94
Nov 06, 2025
155.76
157.80
153.76
156.74
156.74
+2.16%
1,848,716
1.13
Nov 05, 2025
149.66
153.68
148.51
153.43
153.43
+2.75%
1,806,070
1.11
Nov 04, 2025
150.89
152.90
149.05
149.33
149.33
-1.39%
2,029,011
1.25
Nov 03, 2025
153.60
155.33
149.63
151.44
151.44
-1.83%
2,197,357
1.36
Oct 31, 2025
147.99
155.18
146.52
154.27
154.27
+3.11%
2,234,417
1.39
Oct 30, 2025
140.10
154.44
138.00
149.61
149.61
+1.18%
2,743,440
1.71
Oct 29, 2025
148.82
149.91
147.54
147.86
147.86
-0.85%
2,450,030
1.51
Oct 28, 2025
150.01
150.30
148.37
149.13
149.13
-0.86%
1,662,713
1.02
Oct 27, 2025
150.07
150.92
148.10
150.43
150.43
+0.36%
1,214,304
0.75
Rows: