Biogen Inc. (BVMF:BIIB34)
161.92
-0.96 (-0.59%)
At close: Dec 23, 2025
Biogen Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Dec 23, 2025 | 161.60 | 161.92 | 161.28 | 161.92 | 161.92 | -0.59% | 86 |
| Dec 22, 2025 | 162.88 | 162.88 | 162.88 | 162.88 | 162.88 | 3.72% | 1 |
| Dec 19, 2025 | 157.04 | 157.04 | 157.04 | 157.04 | 157.04 | -1.23% | 3 |
| Dec 18, 2025 | 159.00 | 159.00 | 159.00 | 159.00 | 159.00 | 0.28% | 3 |
| Dec 17, 2025 | 157.28 | 160.32 | 156.32 | 158.56 | 158.56 | 0.81% | 90 |
| Dec 16, 2025 | 154.72 | 157.60 | 154.72 | 157.28 | 157.28 | 0.37% | 38 |
| Dec 15, 2025 | 156.00 | 156.70 | 156.00 | 156.70 | 156.70 | 0.55% | 8 |
| Dec 12, 2025 | 155.84 | 155.84 | 155.84 | 155.84 | 155.84 | -1.41% | 12 |
| Dec 11, 2025 | 158.07 | 158.07 | 158.07 | 158.07 | 158.07 | -1.51% | 6 |
| Dec 10, 2025 | 160.50 | 160.50 | 160.50 | 160.50 | 160.50 | -2.99% | 30 |
| Dec 5, 2025 | 160.00 | 166.56 | 160.00 | 165.44 | 165.44 | 3.40% | 101 |
| Dec 4, 2025 | 160.01 | 162.24 | 160.00 | 160.00 | 160.00 | -0.99% | 122 |
| Dec 3, 2025 | 161.44 | 161.60 | 161.44 | 161.60 | 161.60 | 1.10% | 3 |
| Dec 2, 2025 | 159.84 | 159.84 | 159.84 | 159.84 | 159.84 | -1.58% | 1 |
| Nov 28, 2025 | 162.24 | 163.04 | 162.10 | 162.40 | 162.40 | 0.40% | 445 |
| Nov 26, 2025 | 165.60 | 165.60 | 161.76 | 161.76 | 161.76 | -0.69% | 10 |
| Nov 25, 2025 | 158.56 | 164.16 | 158.56 | 162.88 | 162.88 | 2.11% | 50 |
| Nov 24, 2025 | 165.44 | 165.60 | 158.88 | 159.52 | 159.52 | 1.34% | 45 |
| Nov 21, 2025 | 155.90 | 157.41 | 155.90 | 157.41 | 157.41 | 4.84% | 47 |
| Nov 19, 2025 | 149.85 | 150.30 | 148.65 | 150.15 | 150.15 | -0.50% | 88 |
| Nov 18, 2025 | 149.70 | 150.90 | 149.70 | 150.90 | 150.90 | 3.60% | 25 |
| Nov 14, 2025 | 145.65 | 145.65 | 145.65 | 145.65 | 145.65 | -1.01% | 50 |
| Nov 13, 2025 | 147.37 | 147.37 | 147.14 | 147.14 | 147.14 | 5.85% | 35 |
| Nov 11, 2025 | 137.90 | 139.01 | 137.90 | 139.01 | 139.01 | -0.31% | 31 |
| Nov 10, 2025 | 139.44 | 139.44 | 139.44 | 139.44 | 139.44 | -0.50% | 20 |
| Nov 6, 2025 | 140.14 | 140.14 | 140.14 | 140.14 | 140.14 | 4.27% | 1 |
| Nov 3, 2025 | 134.40 | 134.40 | 134.40 | 134.40 | 134.40 | -2.28% | 8 |
| Oct 31, 2025 | 137.54 | 137.54 | 137.54 | 137.54 | 137.54 | 3.42% | 30 |
| Oct 30, 2025 | 132.99 | 132.99 | 132.99 | 132.99 | 132.99 | -0.87% | 20 |
| Oct 23, 2025 | 134.16 | 134.16 | 134.16 | 134.16 | 134.16 | 4.25% | 20 |
| Oct 20, 2025 | 128.69 | 128.69 | 128.69 | 128.69 | 128.69 | - | 1 |
| Oct 17, 2025 | 128.69 | 128.69 | 128.69 | 128.69 | 128.69 | -0.24% | 13 |
| Oct 16, 2025 | 129.00 | 129.00 | 129.00 | 129.00 | 129.00 | -0.77% | 10 |
| Oct 15, 2025 | 129.48 | 130.00 | 129.48 | 130.00 | 130.00 | -3.69% | 106 |
| Oct 14, 2025 | 134.98 | 134.98 | 134.98 | 134.98 | 134.98 | 1.00% | 1 |
| Oct 13, 2025 | 133.64 | 133.64 | 133.64 | 133.64 | 133.64 | - | 100 |
| Oct 10, 2025 | 133.64 | 133.64 | 133.64 | 133.64 | 133.64 | -0.77% | 1 |
| Oct 9, 2025 | 133.38 | 134.68 | 133.38 | 134.68 | 134.68 | 0.21% | 9 |
| Oct 8, 2025 | 134.40 | 134.40 | 134.40 | 134.40 | 134.40 | -1.69% | 1 |
| Oct 7, 2025 | 136.71 | 136.71 | 136.71 | 136.71 | 136.71 | 0.15% | 6 |
| Oct 6, 2025 | 136.50 | 136.50 | 136.50 | 136.50 | 136.50 | -3.37% | 7 |
| Oct 3, 2025 | 142.10 | 142.38 | 141.26 | 141.26 | 141.26 | 2.75% | 17 |
| Oct 2, 2025 | 137.48 | 137.48 | 137.48 | 137.48 | 137.48 | 2.94% | 18 |
| Oct 1, 2025 | 128.31 | 133.56 | 128.31 | 133.56 | 133.56 | 9.66% | 46 |
| Sep 30, 2025 | 121.80 | 121.80 | 121.80 | 121.80 | 121.80 | -0.59% | 5 |
| Sep 29, 2025 | 121.32 | 122.52 | 121.32 | 122.52 | 122.52 | -2.44% | 16 |
| Sep 22, 2025 | 125.58 | 125.58 | 125.58 | 125.58 | 125.58 | -2.13% | 3 |
| Sep 18, 2025 | 128.31 | 128.31 | 128.31 | 128.31 | 128.31 | 0.61% | 2 |
| Sep 16, 2025 | 127.53 | 127.53 | 127.53 | 127.53 | 127.53 | -1.78% | 2 |
| Sep 12, 2025 | 130.65 | 130.65 | 129.84 | 129.84 | 129.84 | -2.85% | 15 |