Biogen Inc. (BIIB)
NASDAQ: BIIB · Real-Time Price · USD
121.80
-1.73 (-1.40%)
At close: May 5, 2025, 4:00 PM
122.15
+0.35 (0.29%)
Pre-market: May 6, 2025, 4:01 AM EDT
Biogen Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| May 5, 2025 | 123.33 | 123.53 | 121.51 | 121.80 | 121.80 | -1.40% | 1,099,112 |
| May 2, 2025 | 122.41 | 123.72 | 120.91 | 123.53 | 123.53 | 2.15% | 1,460,071 |
| May 1, 2025 | 120.37 | 125.34 | 118.15 | 120.93 | 120.93 | -0.12% | 2,377,197 |
| Apr 30, 2025 | 120.19 | 121.41 | 118.75 | 121.08 | 121.08 | 0.76% | 1,528,289 |
| Apr 29, 2025 | 117.96 | 121.17 | 116.63 | 120.17 | 120.17 | 0.88% | 1,003,324 |
| Apr 28, 2025 | 118.13 | 120.09 | 117.68 | 119.12 | 119.12 | 0.24% | 1,345,651 |
| Apr 25, 2025 | 119.13 | 119.62 | 117.14 | 118.84 | 118.84 | -0.56% | 1,538,363 |
| Apr 24, 2025 | 119.46 | 120.05 | 117.58 | 119.51 | 119.51 | 1.13% | 1,600,299 |
| Apr 23, 2025 | 120.19 | 121.75 | 117.21 | 118.17 | 118.17 | -0.61% | 2,427,338 |
| Apr 22, 2025 | 118.12 | 119.72 | 117.40 | 118.89 | 118.89 | 2.06% | 1,076,739 |
| Apr 21, 2025 | 117.97 | 118.61 | 115.45 | 116.49 | 116.49 | -1.79% | 1,756,839 |
| Apr 17, 2025 | 115.02 | 118.77 | 114.66 | 118.61 | 118.61 | 2.88% | 1,206,338 |
| Apr 16, 2025 | 117.00 | 118.00 | 114.96 | 115.29 | 115.29 | -1.44% | 1,341,164 |
| Apr 15, 2025 | 118.81 | 119.93 | 116.61 | 116.98 | 116.98 | -1.91% | 1,030,787 |
| Apr 14, 2025 | 116.51 | 119.99 | 115.38 | 119.26 | 119.26 | 3.55% | 1,687,715 |
| Apr 11, 2025 | 114.32 | 116.39 | 112.18 | 115.17 | 115.17 | 1.58% | 1,618,903 |
| Apr 10, 2025 | 117.45 | 118.83 | 110.24 | 113.38 | 113.38 | -5.90% | 2,420,931 |
| Apr 9, 2025 | 110.31 | 121.08 | 110.04 | 120.49 | 120.49 | 5.65% | 3,321,439 |
| Apr 8, 2025 | 119.77 | 120.79 | 112.88 | 114.05 | 114.05 | -4.31% | 2,091,093 |
| Apr 7, 2025 | 121.81 | 123.77 | 117.40 | 119.19 | 119.19 | -3.08% | 2,520,117 |
| Apr 4, 2025 | 129.22 | 129.95 | 122.77 | 122.98 | 122.98 | -5.91% | 3,090,672 |
| Apr 3, 2025 | 132.37 | 133.77 | 130.05 | 130.71 | 130.71 | -0.46% | 1,755,806 |
| Apr 2, 2025 | 132.58 | 134.00 | 128.75 | 131.32 | 131.32 | -0.54% | 1,944,933 |
| Apr 1, 2025 | 136.80 | 137.32 | 131.63 | 132.03 | 132.03 | -3.52% | 1,352,663 |
| Mar 31, 2025 | 137.90 | 138.00 | 134.71 | 136.84 | 136.84 | -1.11% | 1,865,406 |
| Mar 28, 2025 | 140.60 | 141.25 | 138.20 | 138.37 | 138.37 | -1.40% | 1,094,057 |
| Mar 27, 2025 | 142.77 | 144.07 | 139.69 | 140.33 | 140.33 | -1.47% | 1,383,572 |
| Mar 26, 2025 | 139.34 | 142.96 | 139.16 | 142.43 | 142.43 | 2.35% | 1,514,616 |
| Mar 25, 2025 | 142.21 | 142.49 | 138.65 | 139.16 | 139.16 | -1.72% | 1,766,289 |
| Mar 24, 2025 | 141.47 | 144.15 | 140.63 | 141.60 | 141.60 | 0.50% | 1,830,464 |
| Mar 21, 2025 | 141.24 | 142.18 | 139.87 | 140.90 | 140.90 | -0.34% | 3,437,783 |
| Mar 20, 2025 | 141.14 | 142.95 | 140.91 | 141.38 | 141.38 | -0.04% | 971,860 |
| Mar 19, 2025 | 143.09 | 144.25 | 140.73 | 141.43 | 141.43 | -1.16% | 1,180,604 |
| Mar 18, 2025 | 143.17 | 145.97 | 142.90 | 143.09 | 143.09 | -0.31% | 1,506,939 |
| Mar 17, 2025 | 140.05 | 143.85 | 139.16 | 143.54 | 143.54 | 2.94% | 1,249,039 |
| Mar 14, 2025 | 139.66 | 140.80 | 138.63 | 139.44 | 139.44 | -0.39% | 1,436,835 |
| Mar 13, 2025 | 140.36 | 143.50 | 139.05 | 139.98 | 139.98 | -0.15% | 1,301,257 |
| Mar 12, 2025 | 142.01 | 143.13 | 140.02 | 140.19 | 140.19 | -2.42% | 2,438,110 |
| Mar 11, 2025 | 151.13 | 151.89 | 142.02 | 143.66 | 143.66 | -4.68% | 1,857,241 |
| Mar 10, 2025 | 150.29 | 157.09 | 150.14 | 150.71 | 150.71 | 0.22% | 2,598,547 |
| Mar 7, 2025 | 147.42 | 154.29 | 146.63 | 150.38 | 150.38 | 2.04% | 2,925,462 |
| Mar 6, 2025 | 143.65 | 147.65 | 142.23 | 147.37 | 147.37 | 2.50% | 1,145,230 |
| Mar 5, 2025 | 142.85 | 144.74 | 141.93 | 143.77 | 143.77 | 0.79% | 1,185,029 |
| Mar 4, 2025 | 143.41 | 148.00 | 141.52 | 142.65 | 142.65 | 0.66% | 2,790,684 |
| Mar 3, 2025 | 140.41 | 142.56 | 140.08 | 141.71 | 141.71 | 0.86% | 1,617,069 |
| Feb 28, 2025 | 141.06 | 141.90 | 138.38 | 140.50 | 140.50 | 0.44% | 2,324,350 |
| Feb 27, 2025 | 140.06 | 142.96 | 139.59 | 139.88 | 139.88 | -0.43% | 1,215,901 |
| Feb 26, 2025 | 143.09 | 143.09 | 139.04 | 140.49 | 140.49 | -2.07% | 1,310,596 |
| Feb 25, 2025 | 140.00 | 145.69 | 139.94 | 143.46 | 143.46 | 1.55% | 1,580,701 |
| Feb 24, 2025 | 141.28 | 144.17 | 139.35 | 141.27 | 141.27 | 0.45% | 1,565,517 |