Biogen Inc. historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
|---|---|---|---|---|---|---|
| 2012-12-20 | 151.22 | 151.95 | 150.57 | 151.21 | 151.21 | 729,700 |
| 2012-12-19 | 153.28 | 153.61 | 150.30 | 151.31 | 151.31 | 1,275,500 |
| 2012-12-18 | 153.37 | 154.00 | 151.82 | 153.42 | 153.42 | 818,300 |
| 2012-12-17 | 151.86 | 153.04 | 150.74 | 152.65 | 152.65 | 815,200 |
| 2012-12-14 | 151.09 | 152.54 | 150.19 | 151.25 | 151.25 | 730,700 |
| 2012-12-13 | 152.61 | 153.74 | 150.79 | 151.56 | 151.56 | 672,200 |
| 2012-12-12 | 154.34 | 154.50 | 151.97 | 152.35 | 152.35 | 873,100 |
| 2012-12-11 | 153.51 | 155.30 | 153.51 | 154.22 | 154.22 | 1,252,700 |
| 2012-12-10 | 151.60 | 153.62 | 150.52 | 153.14 | 153.14 | 731,100 |
| 2012-12-07 | 151.46 | 152.00 | 150.45 | 151.29 | 151.29 | 765,000 |
| 2012-12-06 | 150.74 | 151.92 | 150.55 | 151.73 | 151.73 | 610,000 |
| 2012-12-05 | 152.46 | 152.66 | 150.27 | 150.55 | 150.55 | 736,800 |
| 2012-12-04 | 150.57 | 152.44 | 150.10 | 151.86 | 151.86 | 1,237,700 |
| 2012-12-03 | 150.04 | 152.03 | 149.68 | 150.55 | 150.55 | 851,000 |
| 2012-11-30 | 150.79 | 151.00 | 148.93 | 149.09 | 149.09 | 895,600 |
| 2012-11-29 | 150.00 | 151.50 | 149.50 | 150.30 | 150.30 | 740,500 |
| 2012-11-28 | 147.74 | 149.70 | 145.58 | 149.46 | 149.46 | 652,800 |
| 2012-11-27 | 147.98 | 149.95 | 147.59 | 147.88 | 147.88 | 696,300 |
| 2012-11-26 | 148.70 | 149.41 | 147.43 | 149.11 | 149.11 | 853,100 |
| 2012-11-23 | 148.44 | 149.87 | 147.32 | 149.87 | 149.87 | 374,100 |
| 2012-11-21 | 148.69 | 149.97 | 147.29 | 147.36 | 147.36 | 1,409,000 |
| 2012-11-20 | 143.10 | 148.19 | 142.41 | 148.15 | 148.15 | 1,753,000 |
| 2012-11-19 | 141.85 | 143.58 | 139.84 | 143.53 | 143.53 | 1,433,500 |
| 2012-11-16 | 137.60 | 142.00 | 137.60 | 141.24 | 141.24 | 2,349,100 |
| 2012-11-15 | 136.44 | 138.37 | 135.58 | 137.93 | 137.93 | 1,312,400 |
| 2012-11-14 | 138.00 | 138.44 | 135.99 | 136.30 | 136.30 | 1,098,200 |
| 2012-11-13 | 139.36 | 140.59 | 137.72 | 138.02 | 138.02 | 1,170,800 |
| 2012-11-12 | 138.50 | 140.95 | 138.22 | 139.48 | 139.48 | 1,132,200 |
| 2012-11-09 | 135.19 | 138.81 | 134.00 | 138.05 | 138.05 | 1,377,500 |
| 2012-11-08 | 137.77 | 138.12 | 135.48 | 135.61 | 135.61 | 1,522,200 |
| 2012-11-07 | 139.62 | 139.86 | 138.26 | 138.35 | 138.35 | 1,037,600 |
| 2012-11-06 | 140.03 | 141.62 | 139.34 | 140.30 | 140.30 | 990,300 |
| 2012-11-05 | 138.02 | 140.20 | 137.90 | 139.60 | 139.60 | 744,500 |
| 2012-11-02 | 138.97 | 139.38 | 137.57 | 138.41 | 138.41 | 1,325,200 |
| 2012-11-01 | 139.30 | 140.54 | 138.21 | 139.03 | 139.03 | 1,165,300 |
| 2012-10-31 | 143.15 | 143.33 | 136.28 | 138.21 | 138.21 | 1,829,800 |
| 2012-10-26 | 143.97 | 144.58 | 142.02 | 142.93 | 142.93 | 991,600 |
| 2012-10-25 | 145.00 | 146.45 | 144.15 | 144.43 | 144.43 | 1,381,400 |
| 2012-10-24 | 142.59 | 144.03 | 141.58 | 142.06 | 142.06 | 1,655,200 |
| 2012-10-23 | 143.76 | 144.00 | 141.14 | 142.06 | 142.06 | 1,055,200 |
| 2012-10-22 | 145.23 | 145.68 | 143.33 | 145.30 | 145.30 | 1,050,700 |
| 2012-10-19 | 150.02 | 151.46 | 144.84 | 145.65 | 145.65 | 2,151,700 |
| 2012-10-18 | 152.00 | 152.49 | 148.35 | 149.56 | 149.56 | 2,018,400 |
| 2012-10-17 | 153.06 | 154.91 | 152.41 | 153.78 | 153.78 | 813,400 |
| 2012-10-16 | 149.42 | 153.33 | 148.99 | 153.25 | 153.25 | 973,000 |
| 2012-10-15 | 147.50 | 149.54 | 146.88 | 149.41 | 149.41 | 992,900 |
| 2012-10-12 | 147.51 | 149.78 | 146.97 | 147.20 | 147.20 | 1,084,400 |
| 2012-10-11 | 148.61 | 149.47 | 146.99 | 147.10 | 147.10 | 1,023,100 |
| 2012-10-10 | 149.64 | 151.04 | 147.01 | 147.29 | 147.29 | 870,800 |
| 2012-10-09 | 151.04 | 152.61 | 149.00 | 149.38 | 149.38 | 858,100 |
| 2012-10-08 | 152.81 | 153.70 | 151.10 | 151.22 | 151.22 | 566,300 |
| 2012-10-05 | 152.00 | 154.04 | 151.87 | 152.53 | 152.53 | 965,700 |
| 2012-10-04 | 153.01 | 154.55 | 152.10 | 152.57 | 152.57 | 995,800 |
| 2012-10-03 | 150.00 | 152.94 | 149.15 | 152.94 | 152.94 | 1,056,800 |
| 2012-10-02 | 149.94 | 150.61 | 149.16 | 149.93 | 149.93 | 773,800 |
| 2012-10-01 | 149.16 | 152.56 | 149.13 | 149.94 | 149.94 | 1,089,200 |
| 2012-09-28 | 150.00 | 150.34 | 147.90 | 149.21 | 149.21 | 1,322,400 |
| 2012-09-27 | 152.13 | 153.09 | 150.26 | 150.71 | 150.71 | 1,743,800 |
| 2012-09-26 | 155.74 | 157.18 | 151.52 | 151.62 | 151.62 | 1,785,500 |
| 2012-09-25 | 155.00 | 155.50 | 152.64 | 152.83 | 152.83 | 956,300 |
Stock splits
| Date | Split (new : old) |
|---|---|
| 2001-01-18 | 3:1 |
| 1999-12-21 | 2:1 |
Dividends
No dividends on record.
Open, high, low and close are as traded (USD). Adjusted close accounts for splits and dividends. Educational only, not financial advice.