Biogen Inc. (ETR:IDP)
157.05
+1.15 (0.74%)
At close: Dec 5, 2025
Biogen Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Dec 5, 2025 | 156.25 | 157.05 | 155.65 | 157.05 | 157.05 | 0.74% | 50 |
| Dec 4, 2025 | 154.05 | 157.05 | 153.05 | 155.90 | 155.90 | -0.22% | 680 |
| Dec 3, 2025 | 154.25 | 156.25 | 153.15 | 156.25 | 156.25 | 1.76% | 1,932 |
| Dec 2, 2025 | 152.60 | 154.50 | 150.90 | 153.55 | 153.55 | 0.49% | 1,370 |
| Dec 1, 2025 | 157.15 | 157.15 | 152.80 | 152.80 | 152.80 | -2.68% | 1,869 |
| Nov 28, 2025 | 157.90 | 157.90 | 157.00 | 157.00 | 157.00 | -0.22% | 15 |
| Nov 27, 2025 | 159.00 | 159.00 | 156.30 | 157.35 | 157.35 | -0.19% | 168 |
| Nov 26, 2025 | 156.55 | 158.05 | 156.05 | 157.65 | 157.65 | -0.06% | 112 |
| Nov 25, 2025 | 154.25 | 157.75 | 151.90 | 157.75 | 157.75 | 0.80% | 584 |
| Nov 24, 2025 | 151.80 | 160.90 | 151.20 | 156.50 | 156.50 | 4.13% | 1,921 |
| Nov 21, 2025 | 145.50 | 150.45 | 144.55 | 150.30 | 150.30 | 1.66% | 3,942 |
| Nov 20, 2025 | 144.55 | 147.85 | 144.55 | 147.85 | 147.85 | 2.04% | 187 |
| Nov 19, 2025 | 146.70 | 147.20 | 144.90 | 144.90 | 144.90 | 0.17% | 583 |
| Nov 18, 2025 | 142.00 | 144.65 | 139.95 | 144.65 | 144.65 | 0.38% | 4,221 |
| Nov 17, 2025 | 145.00 | 146.15 | 142.65 | 144.10 | 144.10 | -0.38% | 860 |
| Nov 14, 2025 | 141.75 | 144.75 | 141.20 | 144.65 | 144.65 | 1.19% | 210 |
| Nov 13, 2025 | 139.00 | 143.85 | 138.45 | 142.95 | 142.95 | 2.29% | 620 |
| Nov 12, 2025 | 138.35 | 139.75 | 136.70 | 139.75 | 139.75 | 3.75% | 1,027 |
| Nov 11, 2025 | 134.15 | 135.75 | 133.25 | 134.70 | 134.70 | 0.45% | 357 |
| Nov 10, 2025 | 133.15 | 134.95 | 133.15 | 134.10 | 134.10 | 0.83% | 428 |
| Nov 7, 2025 | 136.20 | 136.55 | 132.35 | 133.00 | 133.00 | -1.08% | 637 |
| Nov 6, 2025 | 132.55 | 136.00 | 132.40 | 134.45 | 134.45 | 1.28% | 864 |
| Nov 5, 2025 | 129.55 | 132.75 | 129.55 | 132.75 | 132.75 | 1.26% | 199 |
| Nov 4, 2025 | 131.20 | 132.00 | 130.80 | 131.10 | 131.10 | -0.15% | 229 |
| Nov 3, 2025 | 133.70 | 134.55 | 130.25 | 131.30 | 131.30 | -0.94% | 331 |
| Oct 31, 2025 | 129.30 | 132.95 | 127.55 | 132.55 | 132.55 | 1.14% | 1,969 |
| Oct 30, 2025 | 126.45 | 132.45 | 120.95 | 131.05 | 131.05 | 2.22% | 1,151 |
| Oct 29, 2025 | 127.95 | 128.20 | 126.75 | 128.20 | 128.20 | 0.04% | 589 |
| Oct 28, 2025 | 129.25 | 129.25 | 128.15 | 128.15 | 128.15 | -0.08% | 17 |
| Oct 27, 2025 | 129.10 | 130.05 | 127.70 | 128.25 | 128.25 | -1.08% | 239 |
| Oct 24, 2025 | 129.25 | 129.65 | 129.25 | 129.65 | 129.65 | 1.85% | 7 |
| Oct 23, 2025 | 128.35 | 129.05 | 127.20 | 127.30 | 127.30 | -0.47% | 1,105 |
| Oct 22, 2025 | 127.10 | 128.45 | 126.15 | 127.90 | 127.90 | 1.51% | 4,495 |
| Oct 21, 2025 | 125.85 | 127.00 | 125.65 | 126.00 | 126.00 | -0.12% | 697 |
| Oct 20, 2025 | 122.90 | 126.15 | 122.90 | 126.15 | 126.15 | 2.52% | 505 |
| Oct 17, 2025 | 121.30 | 123.05 | 120.00 | 123.05 | 123.05 | -0.57% | 659 |
| Oct 16, 2025 | 123.95 | 126.00 | 122.50 | 123.75 | 123.75 | 0.41% | 930 |
| Oct 15, 2025 | 125.90 | 126.10 | 122.90 | 123.25 | 123.25 | -0.32% | 203 |
| Oct 14, 2025 | 123.80 | 124.80 | 123.65 | 123.65 | 123.65 | -2.68% | 183 |
| Oct 13, 2025 | 126.45 | 128.60 | 126.15 | 127.05 | 127.05 | 0.75% | 835 |
| Oct 10, 2025 | 128.75 | 130.10 | 126.10 | 126.10 | 126.10 | -2.66% | 994 |
| Oct 9, 2025 | 129.50 | 130.20 | 129.50 | 129.55 | 129.55 | -0.42% | 58 |
| Oct 8, 2025 | 131.65 | 132.10 | 129.15 | 130.10 | 130.10 | -1.44% | 1,109 |
| Oct 7, 2025 | 131.00 | 132.90 | 130.85 | 132.00 | 132.00 | 0.38% | 718 |
| Oct 6, 2025 | 136.50 | 137.80 | 131.50 | 131.50 | 131.50 | -2.84% | 1,060 |
| Oct 3, 2025 | 133.30 | 135.35 | 132.40 | 135.35 | 135.35 | 2.73% | 841 |
| Oct 2, 2025 | 132.25 | 133.65 | 130.90 | 131.75 | 131.75 | 2.53% | 1,024 |
| Oct 1, 2025 | 118.50 | 128.50 | 118.10 | 128.50 | 128.50 | 9.59% | 388 |
| Sep 30, 2025 | 117.05 | 119.15 | 117.05 | 117.25 | 117.25 | 0.17% | 1,081 |
| Sep 29, 2025 | 117.50 | 118.30 | 115.65 | 117.05 | 117.05 | -0.38% | 1,077 |
| Sep 26, 2025 | 116.85 | 117.50 | 116.85 | 117.50 | 117.50 | -0.13% | 20 |
| Sep 25, 2025 | 118.60 | 119.50 | 116.65 | 117.65 | 117.65 | 0.68% | 519 |
| Sep 24, 2025 | 118.50 | 119.20 | 116.50 | 116.85 | 116.85 | -2.09% | 618 |
| Sep 23, 2025 | 120.15 | 120.15 | 119.05 | 119.35 | 119.35 | -1.20% | 163 |
| Sep 22, 2025 | 120.70 | 120.80 | 120.60 | 120.80 | 120.80 | -0.45% | 60 |
| Sep 19, 2025 | 123.25 | 123.35 | 121.35 | 121.35 | 121.35 | -1.38% | 746 |
| Sep 18, 2025 | 123.90 | 124.00 | 122.70 | 123.05 | 123.05 | 0.65% | 200 |
| Sep 17, 2025 | 120.85 | 122.25 | 120.85 | 122.25 | 122.25 | 0.58% | 147 |
| Sep 16, 2025 | 121.45 | 122.60 | 121.45 | 121.55 | 121.55 | 0.04% | 43 |
| Sep 15, 2025 | 124.60 | 124.85 | 121.45 | 121.50 | 121.50 | -3.95% | 882 |
| Sep 12, 2025 | 127.50 | 128.10 | 126.50 | 126.50 | 126.50 | 1.93% | 1,121 |
| Sep 11, 2025 | 123.10 | 124.10 | 122.70 | 124.10 | 124.10 | 2.94% | 110 |
| Sep 10, 2025 | 124.40 | 124.40 | 119.60 | 120.55 | 120.55 | -0.90% | 768 |
| Sep 9, 2025 | 120.35 | 121.65 | 120.30 | 121.65 | 121.65 | -0.21% | 295 |
| Sep 8, 2025 | 120.95 | 122.10 | 117.10 | 121.90 | 121.90 | 0.33% | 545 |
| Sep 5, 2025 | 120.00 | 121.50 | 120.00 | 121.50 | 121.50 | 2.45% | 99 |
| Sep 4, 2025 | 122.30 | 122.30 | 118.60 | 118.60 | 118.60 | -2.10% | 45 |
| Sep 3, 2025 | 120.25 | 122.70 | 119.40 | 121.15 | 121.15 | 2.97% | 962 |
| Sep 2, 2025 | 114.55 | 119.25 | 114.55 | 117.65 | 117.65 | 2.35% | 581 |
| Sep 1, 2025 | 117.15 | 117.15 | 114.90 | 114.95 | 114.95 | 1.28% | 312 |
| Aug 29, 2025 | 114.20 | 114.70 | 113.30 | 113.50 | 113.50 | -1.30% | 203 |
| Aug 28, 2025 | 117.75 | 117.75 | 115.00 | 115.00 | 115.00 | -1.79% | 97 |
| Aug 27, 2025 | 118.05 | 118.05 | 117.10 | 117.10 | 117.10 | 0.30% | 227 |
| Aug 26, 2025 | 118.00 | 118.70 | 116.65 | 116.75 | 116.75 | -0.89% | 316 |
| Aug 25, 2025 | 119.95 | 120.05 | 117.80 | 117.80 | 117.80 | -1.63% | 178 |
| Aug 22, 2025 | 119.70 | 121.15 | 119.70 | 119.75 | 119.75 | -0.29% | 181 |
| Aug 21, 2025 | 120.60 | 121.50 | 119.15 | 120.10 | 120.10 | 1.39% | 263 |
| Aug 20, 2025 | 118.45 | 120.40 | 118.45 | 118.45 | 118.45 | -0.17% | 1,074 |
| Aug 19, 2025 | 117.70 | 118.65 | 117.70 | 118.65 | 118.65 | 0.08% | 59 |
| Aug 18, 2025 | 119.60 | 121.40 | 118.55 | 118.55 | 118.55 | 1.41% | 289 |
| Aug 15, 2025 | 116.60 | 117.45 | 116.55 | 116.90 | 116.90 | 1.43% | 291 |
| Aug 14, 2025 | 115.65 | 115.65 | 114.10 | 115.25 | 115.25 | 0.66% | 440 |
| Aug 13, 2025 | 110.45 | 114.50 | 110.10 | 114.50 | 114.50 | 3.01% | 286 |
| Aug 12, 2025 | 111.15 | 111.15 | 111.15 | 111.15 | 111.15 | 0.18% | - |
| Aug 11, 2025 | 113.45 | 113.45 | 110.95 | 110.95 | 110.95 | 1.00% | 36 |
| Aug 8, 2025 | 110.10 | 110.10 | 109.00 | 109.85 | 109.85 | -0.09% | 315 |
| Aug 7, 2025 | 112.05 | 112.05 | 109.95 | 109.95 | 109.95 | -2.27% | 58 |
| Aug 6, 2025 | 113.70 | 113.70 | 112.50 | 112.50 | 112.50 | -2.09% | 58 |
| Aug 5, 2025 | 114.50 | 114.90 | 114.50 | 114.90 | 114.90 | 0.92% | 90 |
| Aug 4, 2025 | 112.50 | 114.40 | 112.50 | 113.85 | 113.85 | 4.21% | 200 |
| Aug 1, 2025 | 113.40 | 113.40 | 108.80 | 109.25 | 109.25 | -4.08% | 708 |
| Jul 31, 2025 | 113.00 | 119.15 | 113.00 | 113.90 | 113.90 | 2.11% | 1,014 |
| Jul 30, 2025 | 111.80 | 111.80 | 111.55 | 111.55 | 111.55 | 0.18% | 43 |
| Jul 29, 2025 | 111.55 | 113.00 | 111.35 | 111.35 | 111.35 | -0.49% | 231 |
| Jul 28, 2025 | 110.80 | 111.95 | 110.80 | 111.90 | 111.90 | 0.36% | 22 |
| Jul 25, 2025 | 112.95 | 113.50 | 111.50 | 111.50 | 111.50 | 0.22% | 236 |
| Jul 24, 2025 | 111.45 | 111.45 | 109.60 | 111.25 | 111.25 | 0.63% | 65 |
| Jul 23, 2025 | 110.90 | 110.90 | 108.60 | 110.55 | 110.55 | 2.84% | 53 |
| Jul 22, 2025 | 104.45 | 107.50 | 104.45 | 107.50 | 107.50 | 3.61% | 24 |
| Jul 21, 2025 | 107.25 | 108.00 | 103.75 | 103.75 | 103.75 | -4.38% | 239 |