Biogen Inc. (BIT:1BIIB)
157.10
+1.10 (0.71%)
At close: Dec 5, 2025
Biogen Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Dec 5, 2025 | 156.55 | 156.55 | 156.45 | 157.10 | 157.10 | 0.71% | 570 |
| Dec 4, 2025 | 154.30 | 154.30 | 154.30 | 156.00 | 156.00 | 0.10% | 20 |
| Dec 3, 2025 | 154.80 | 155.00 | 154.80 | 155.85 | 155.85 | 1.63% | 120 |
| Dec 2, 2025 | 151.55 | 153.40 | 151.50 | 153.35 | 153.35 | 0.69% | 155 |
| Dec 1, 2025 | 156.55 | 156.55 | 155.50 | 152.30 | 152.30 | -2.96% | 191 |
| Nov 28, 2025 | 158.50 | 158.50 | 157.20 | 156.95 | 156.95 | -0.29% | 114 |
| Nov 27, 2025 | 156.00 | 157.15 | 155.85 | 157.40 | 157.40 | -0.16% | 11 |
| Nov 26, 2025 | 156.20 | 157.95 | 155.90 | 157.65 | 157.65 | 0.10% | 154 |
| Nov 25, 2025 | 152.55 | 155.15 | 152.05 | 157.50 | 157.50 | 0.45% | 74 |
| Nov 24, 2025 | 155.80 | 159.90 | 153.80 | 156.80 | 156.80 | 4.36% | 342 |
| Nov 21, 2025 | 147.00 | 150.00 | 144.45 | 150.25 | 150.25 | 1.69% | 545 |
| Nov 20, 2025 | 144.10 | 148.00 | 144.10 | 147.75 | 147.75 | 1.58% | 421 |
| Nov 19, 2025 | 145.25 | 146.60 | 145.25 | 145.45 | 145.45 | 0.62% | 254 |
| Nov 18, 2025 | 139.90 | 144.55 | 139.85 | 144.55 | 144.55 | 0.35% | 48 |
| Nov 17, 2025 | 144.90 | 145.90 | 143.35 | 144.05 | 144.05 | -0.38% | 115 |
| Nov 14, 2025 | 140.95 | 143.85 | 140.95 | 144.60 | 144.60 | 1.01% | 492 |
| Nov 13, 2025 | 142.20 | 144.40 | 137.65 | 143.15 | 143.15 | 2.73% | 410 |
| Nov 12, 2025 | 138.95 | 139.60 | 136.50 | 139.35 | 139.35 | 3.34% | 232 |
| Nov 11, 2025 | 135.85 | 135.85 | 135.85 | 134.85 | 134.85 | 0.33% | 30 |
| Nov 10, 2025 | 135.85 | 138.40 | 134.40 | 134.40 | 134.40 | 1.17% | 11 |
| Nov 7, 2025 | 141.55 | 141.55 | 132.65 | 132.85 | 132.85 | -0.93% | 165 |
| Nov 6, 2025 | 131.45 | 134.80 | 131.45 | 134.10 | 134.10 | 1.28% | 177 |
| Nov 5, 2025 | 132.40 | 132.40 | 132.40 | 132.40 | 132.40 | 0.65% | - |
| Nov 4, 2025 | 130.65 | 132.30 | 130.35 | 131.55 | 131.55 | 0.38% | 61 |
| Nov 3, 2025 | 131.05 | 131.05 | 131.05 | 131.05 | 131.05 | -0.83% | - |
| Oct 31, 2025 | 129.70 | 132.75 | 126.65 | 132.15 | 132.15 | 0.46% | 224 |
| Oct 30, 2025 | 127.65 | 127.65 | 122.90 | 131.55 | 131.55 | 2.29% | 36 |
| Oct 29, 2025 | 128.90 | 128.90 | 126.85 | 128.60 | 128.60 | 0.43% | 92 |
| Oct 28, 2025 | 128.05 | 128.05 | 128.05 | 128.05 | 128.05 | -0.19% | - |
| Oct 27, 2025 | 128.30 | 128.30 | 128.30 | 128.30 | 128.30 | -1.04% | - |
| Oct 24, 2025 | 128.80 | 128.80 | 128.80 | 129.65 | 129.65 | 1.85% | 7 |
| Oct 23, 2025 | 127.30 | 127.30 | 127.30 | 127.30 | 127.30 | -0.24% | - |
| Oct 22, 2025 | 127.30 | 127.30 | 127.30 | 127.60 | 127.60 | 1.11% | 7 |
| Oct 21, 2025 | 127.15 | 127.20 | 125.75 | 126.20 | 126.20 | - | 94 |
| Oct 20, 2025 | 123.25 | 123.25 | 123.25 | 126.20 | 126.20 | 2.64% | 21 |
| Oct 17, 2025 | 121.50 | 122.95 | 121.50 | 122.95 | 122.95 | -0.85% | 29 |
| Oct 16, 2025 | 122.55 | 124.55 | 122.55 | 124.00 | 124.00 | 0.57% | 94 |
| Oct 15, 2025 | 123.40 | 123.40 | 123.40 | 123.30 | 123.30 | -0.24% | 50 |
| Oct 14, 2025 | 123.30 | 124.50 | 123.30 | 123.60 | 123.60 | -2.52% | 107 |
| Oct 13, 2025 | 129.15 | 129.15 | 127.60 | 126.80 | 126.80 | 0.48% | 2 |
| Oct 10, 2025 | 128.15 | 128.25 | 127.00 | 126.20 | 126.20 | -2.74% | 116 |
| Oct 9, 2025 | 129.65 | 129.65 | 129.65 | 129.75 | 129.75 | -0.38% | 50 |
| Oct 8, 2025 | 130.45 | 130.45 | 129.95 | 130.25 | 130.25 | -1.40% | 87 |
| Oct 7, 2025 | 130.95 | 133.15 | 130.95 | 132.10 | 132.10 | 0.30% | 504 |
| Oct 6, 2025 | 139.25 | 139.25 | 131.70 | 131.70 | 131.70 | -2.95% | 229 |
| Oct 3, 2025 | 133.30 | 140.30 | 132.40 | 135.70 | 135.70 | 2.76% | 235 |
| Oct 2, 2025 | 132.00 | 133.50 | 132.00 | 132.05 | 132.05 | 3.77% | 56 |
| Oct 1, 2025 | 124.90 | 126.00 | 124.90 | 127.25 | 127.25 | 8.34% | 11 |
| Sep 30, 2025 | 117.45 | 117.45 | 117.45 | 117.45 | 117.45 | 0.56% | - |
| Sep 29, 2025 | 117.05 | 117.05 | 117.05 | 116.80 | 116.80 | -0.51% | 20 |
| Sep 26, 2025 | 117.40 | 117.40 | 117.40 | 117.40 | 117.40 | -0.25% | - |
| Sep 25, 2025 | 117.70 | 117.70 | 117.70 | 117.70 | 117.70 | 1.12% | 16 |
| Sep 24, 2025 | 116.65 | 119.25 | 116.50 | 116.40 | 116.40 | -2.47% | 86 |
| Sep 23, 2025 | 119.35 | 119.35 | 119.35 | 119.35 | 119.35 | -1.20% | - |
| Sep 22, 2025 | 121.70 | 121.70 | 120.40 | 120.80 | 120.80 | -0.86% | 51 |
| Sep 19, 2025 | 123.70 | 124.20 | 121.50 | 121.85 | 121.85 | -0.49% | 86 |
| Sep 18, 2025 | 122.45 | 122.45 | 122.45 | 122.45 | 122.45 | -0.04% | - |
| Sep 17, 2025 | 120.50 | 122.50 | 120.50 | 122.50 | 122.50 | 0.70% | 42 |
| Sep 16, 2025 | 121.65 | 121.65 | 121.65 | 121.65 | 121.65 | 0.45% | - |
| Sep 15, 2025 | 122.90 | 122.90 | 121.10 | 121.10 | 121.10 | -4.31% | 52 |
| Sep 12, 2025 | 128.45 | 128.45 | 126.50 | 126.55 | 126.55 | 1.77% | 200 |
| Sep 11, 2025 | 124.35 | 124.35 | 124.35 | 124.35 | 124.35 | 3.32% | - |
| Sep 10, 2025 | 125.55 | 125.55 | 120.05 | 120.35 | 120.35 | -0.95% | 89 |
| Sep 9, 2025 | 121.05 | 121.05 | 121.05 | 121.50 | 121.50 | 1.08% | 40 |
| Sep 8, 2025 | 120.20 | 120.20 | 120.20 | 120.20 | 120.20 | -1.15% | - |
| Sep 5, 2025 | 121.60 | 121.60 | 121.60 | 121.60 | 121.60 | 2.36% | - |
| Sep 4, 2025 | 123.05 | 123.75 | 118.90 | 118.80 | 118.80 | -2.06% | 152 |
| Sep 3, 2025 | 120.85 | 121.30 | 120.85 | 121.30 | 121.30 | 3.10% | 40 |
| Sep 2, 2025 | 117.65 | 117.65 | 117.65 | 117.65 | 117.65 | 2.30% | - |
| Sep 1, 2025 | 115.00 | 115.00 | 115.00 | 115.00 | 115.00 | 1.55% | - |
| Aug 29, 2025 | 113.25 | 113.25 | 113.25 | 113.25 | 113.25 | -1.48% | - |
| Aug 28, 2025 | 114.95 | 114.95 | 114.95 | 114.95 | 114.95 | -2.05% | - |
| Aug 27, 2025 | 117.35 | 117.35 | 117.35 | 117.35 | 117.35 | 0.56% | 21 |
| Aug 26, 2025 | 118.90 | 119.00 | 116.60 | 116.70 | 116.70 | -1.02% | 220 |
| Aug 25, 2025 | 118.95 | 118.95 | 118.95 | 117.90 | 117.90 | -1.59% | 20 |
| Aug 22, 2025 | 119.80 | 119.80 | 119.80 | 119.80 | 119.80 | -0.13% | - |
| Aug 21, 2025 | 121.95 | 121.95 | 118.65 | 119.95 | 119.95 | 1.01% | 358 |
| Aug 20, 2025 | 123.65 | 123.65 | 118.35 | 118.75 | 118.75 | 0.34% | 103 |
| Aug 19, 2025 | 116.50 | 116.50 | 116.50 | 118.35 | 118.35 | -0.13% | 31 |
| Aug 18, 2025 | 118.50 | 118.50 | 118.50 | 118.50 | 118.50 | 3.09% | - |
| Aug 14, 2025 | 114.55 | 114.55 | 114.30 | 114.95 | 114.95 | 0.04% | 34 |
| Aug 13, 2025 | 110.00 | 110.00 | 110.00 | 114.90 | 114.90 | 3.51% | 100 |
| Aug 12, 2025 | 111.35 | 111.35 | 111.35 | 111.00 | 111.00 | -0.05% | 25 |
| Aug 11, 2025 | 111.05 | 111.05 | 111.05 | 111.05 | 111.05 | 1.14% | - |
| Aug 8, 2025 | 109.80 | 109.80 | 109.80 | 109.80 | 109.80 | -0.14% | - |
| Aug 7, 2025 | 111.10 | 111.10 | 111.10 | 109.95 | 109.95 | -2.09% | 40 |
| Aug 6, 2025 | 114.90 | 114.90 | 114.90 | 112.30 | 112.30 | -2.26% | 1 |
| Aug 5, 2025 | 114.80 | 114.80 | 114.80 | 114.90 | 114.90 | 0.88% | 9 |
| Aug 4, 2025 | 114.30 | 114.30 | 114.30 | 113.90 | 113.90 | 3.92% | 3 |
| Aug 1, 2025 | 112.80 | 114.25 | 108.60 | 109.60 | 109.60 | -3.61% | 125 |
| Jul 31, 2025 | 107.35 | 118.00 | 107.35 | 113.70 | 113.70 | 1.79% | 183 |
| Jul 30, 2025 | 109.75 | 111.90 | 109.75 | 111.70 | 111.70 | 0.09% | 92 |
| Jul 29, 2025 | 113.00 | 113.15 | 111.60 | 111.60 | 111.60 | -0.27% | 125 |
| Jul 28, 2025 | 112.10 | 113.75 | 112.00 | 111.90 | 111.90 | 0.40% | 74 |
| Jul 25, 2025 | 112.20 | 112.20 | 112.20 | 111.45 | 111.45 | 0.32% | 40 |
| Jul 24, 2025 | 110.00 | 111.50 | 110.00 | 111.10 | 111.10 | 0.14% | 37 |
| Jul 23, 2025 | 108.45 | 110.95 | 108.45 | 110.95 | 110.95 | 3.35% | 48 |
| Jul 22, 2025 | 106.65 | 108.20 | 105.65 | 107.35 | 107.35 | 3.62% | 39 |
| Jul 21, 2025 | 108.00 | 108.00 | 106.45 | 103.60 | 103.60 | -4.60% | 47 |
| Jul 18, 2025 | 108.90 | 108.90 | 108.80 | 108.60 | 108.60 | -2.25% | 9 |