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Biogen (BIIB)
NASDAQ:BIIB
Time Period
1Y
Events
Historical Prices
Rows:
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
Oct 24, 2025
151.09
151.92
148.98
149.89
149.89
-0.13%
1,338,315
0.83
Oct 23, 2025
148.99
150.29
147.57
150.08
150.08
+1.60%
1,245,964
0.77
Oct 22, 2025
147.37
149.12
146.25
147.72
147.72
+1.03%
1,403,299
0.87
Oct 21, 2025
146.09
147.89
144.29
146.22
146.22
-0.28%
895,048
0.55
Oct 20, 2025
143.31
147.47
142.41
146.63
146.63
+2.54%
1,312,489
0.81
Oct 17, 2025
142.10
144.33
141.67
143.00
143.00
+0.52%
1,010,007
0.62
Oct 16, 2025
144.05
147.48
141.70
142.26
142.26
-0.97%
1,469,099
0.91
Oct 15, 2025
144.74
145.19
142.29
143.66
143.66
-1.14%
1,337,176
0.83
Oct 14, 2025
144.09
146.88
142.20
145.31
145.31
+0.43%
1,283,553
0.79
Oct 13, 2025
146.47
147.56
144.65
144.69
144.69
-1.28%
1,124,466
0.69
Oct 10, 2025
150.00
150.20
144.74
146.57
146.57
-2.03%
1,724,990
1.07
Oct 09, 2025
151.37
152.15
148.17
149.61
149.61
-0.90%
1,600,465
1.00
Oct 08, 2025
152.36
152.36
149.64
150.97
150.97
-0.81%
1,333,277
0.84
Oct 07, 2025
154.52
154.58
151.97
152.21
152.21
-1.19%
1,372,833
0.86
Oct 06, 2025
159.61
159.70
153.10
154.05
154.05
-3.65%
1,817,888
1.14
Oct 03, 2025
156.46
160.20
155.97
159.88
159.88
+2.98%
2,878,796
1.85
Oct 02, 2025
154.00
157.85
152.22
155.25
155.25
+0.67%
2,882,551
1.89
Oct 01, 2025
140.82
154.44
140.70
154.22
154.22
+10.09%
4,059,913
2.74
Sep 30, 2025
138.46
141.04
136.94
140.08
140.08
+1.13%
1,369,066
0.92
Sep 29, 2025
137.49
138.80
135.39
138.52
138.52
+0.84%
1,285,534
0.86
Sep 26, 2025
136.79
138.00
135.81
137.37
137.37
+1.25%
1,677,223
1.13
Sep 25, 2025
138.40
140.67
135.41
135.67
135.67
-1.45%
1,260,311
0.85
Sep 24, 2025
138.52
139.28
136.20
137.67
137.67
-1.18%
1,309,389
0.89
Sep 23, 2025
140.27
141.38
138.73
139.31
139.31
-0.96%
1,103,063
0.75
Sep 22, 2025
142.12
142.64
140.02
140.66
140.66
-1.29%
1,446,078
0.99
Sep 19, 2025
143.96
144.43
141.49
142.50
142.50
-0.91%
3,748,754
2.60
Sep 18, 2025
146.30
146.45
143.37
143.81
143.81
-0.73%
1,514,476
1.04
Sep 17, 2025
143.48
146.68
143.39
144.87
144.87
+0.83%
1,502,045
1.04
Sep 16, 2025
143.51
147.23
143.02
143.68
143.68
+0.25%
1,936,056
1.35
Sep 15, 2025
144.82
145.99
141.12
143.32
143.32
-1.06%
1,432,587
1.00
Sep 12, 2025
148.08
150.28
144.84
144.86
144.86
-2.67%
1,810,892
1.28
Sep 11, 2025
143.47
149.07
142.86
148.84
148.84
+4.37%
1,714,600
1.21
Sep 10, 2025
143.00
143.45
139.54
142.61
142.61
-0.69%
1,278,801
0.91
Sep 09, 2025
141.16
143.74
140.51
143.60
143.60
+1.59%
1,490,789
1.06
Sep 08, 2025
140.00
143.23
137.20
141.35
141.35
+0.48%
1,624,388
1.16
Sep 05, 2025
140.13
144.20
139.96
140.67
140.67
+0.52%
1,561,897
1.12
Sep 04, 2025
141.78
142.28
137.14
139.94
139.94
-1.19%
1,529,091
1.10
Sep 03, 2025
139.56
145.27
139.56
141.62
141.62
+1.43%
2,279,254
1.65
Sep 02, 2025
133.55
140.06
133.53
139.63
139.63
+5.60%
2,466,935
1.80
Aug 29, 2025
132.50
133.48
131.52
132.22
132.22
-0.32%
1,083,013
0.77
Aug 28, 2025
136.36
136.36
132.04
132.65
132.65
-2.72%
1,558,097
1.10
Aug 27, 2025
136.00
138.50
135.79
136.36
136.36
-0.26%
1,403,137
0.99
Aug 26, 2025
135.85
136.91
135.22
136.72
136.72
+0.26%
1,580,037
1.11
Aug 25, 2025
139.01
139.75
136.14
136.36
136.36
-2.12%
861,976
0.61
Aug 22, 2025
140.41
142.32
138.65
139.31
139.31
+0.14%
1,199,214
0.85
Aug 21, 2025
138.26
140.20
137.59
139.12
139.12
+0.09%
1,074,281
0.75
Aug 20, 2025
139.10
140.50
137.77
138.99
138.99
+0.09%
1,286,658
0.90
Rows: