Biogen Inc. historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
|---|---|---|---|---|---|---|
| 2010-08-04 | 57.230 | 57.900 | 56.850 | 57.390 | 57.390 | 2,730,700 |
| 2010-08-03 | 57.250 | 57.870 | 56.960 | 57.340 | 57.340 | 3,250,100 |
| 2010-08-02 | 56.590 | 57.320 | 56.450 | 57.190 | 57.190 | 2,673,700 |
| 2010-07-30 | 54.620 | 56.300 | 54.210 | 55.880 | 55.880 | 5,111,700 |
| 2010-07-29 | 56.360 | 57.000 | 55.460 | 56.530 | 56.530 | 3,652,700 |
| 2010-07-28 | 57.580 | 57.750 | 55.890 | 55.920 | 55.920 | 7,050,200 |
| 2010-07-27 | 57.610 | 58.060 | 56.630 | 57.750 | 57.750 | 5,557,900 |
| 2010-07-26 | 53.910 | 58.160 | 53.910 | 57.890 | 57.890 | 7,694,200 |
| 2010-07-23 | 55.880 | 56.480 | 52.400 | 53.470 | 53.470 | 7,235,500 |
| 2010-07-22 | 55.180 | 56.490 | 55.110 | 56.170 | 56.170 | 3,925,200 |
| 2010-07-21 | 54.150 | 56.400 | 53.590 | 54.970 | 54.970 | 6,481,500 |
| 2010-07-20 | 52.650 | 54.130 | 51.740 | 54.020 | 54.020 | 4,645,500 |
| 2010-07-19 | 52.060 | 53.320 | 51.770 | 53.180 | 53.180 | 2,853,100 |
| 2010-07-16 | 53.290 | 53.780 | 51.840 | 51.860 | 51.860 | 3,174,900 |
| 2010-07-15 | 52.990 | 53.580 | 52.620 | 53.430 | 53.430 | 2,423,500 |
| 2010-07-14 | 52.400 | 53.000 | 52.290 | 52.970 | 52.970 | 1,766,100 |
| 2010-07-13 | 51.870 | 52.960 | 51.860 | 52.680 | 52.680 | 2,178,100 |
| 2010-07-12 | 51.090 | 52.000 | 51.050 | 51.660 | 51.660 | 1,949,100 |
| 2010-07-09 | 51.090 | 51.770 | 50.750 | 51.710 | 51.710 | 2,697,400 |
| 2010-07-08 | 49.960 | 51.000 | 49.850 | 50.850 | 50.850 | 2,883,400 |
| 2010-07-07 | 48.350 | 49.910 | 48.180 | 49.840 | 49.840 | 2,683,700 |
| 2010-07-06 | 49.680 | 49.680 | 48.090 | 48.380 | 48.380 | 4,234,800 |
| 2010-07-02 | 47.500 | 50.910 | 47.500 | 49.420 | 49.420 | 9,247,400 |
| 2010-07-01 | 47.700 | 47.760 | 46.150 | 46.730 | 46.730 | 4,042,500 |
| 2010-06-30 | 48.510 | 49.050 | 47.430 | 47.450 | 47.450 | 3,765,500 |
| 2010-06-29 | 49.040 | 49.090 | 48.090 | 48.700 | 48.700 | 2,757,200 |
| 2010-06-28 | 49.580 | 49.940 | 48.810 | 49.570 | 49.570 | 1,759,200 |
| 2010-06-25 | 49.500 | 50.280 | 49.180 | 49.570 | 49.570 | 8,681,200 |
| 2010-06-24 | 49.460 | 49.880 | 49.070 | 49.380 | 49.380 | 1,879,900 |
| 2010-06-23 | 49.440 | 49.880 | 49.220 | 49.690 | 49.690 | 1,805,400 |
| 2010-06-22 | 49.730 | 50.550 | 49.460 | 49.540 | 49.540 | 2,456,700 |
| 2010-06-21 | 50.020 | 50.280 | 49.390 | 49.490 | 49.490 | 2,623,600 |
| 2010-06-18 | 49.120 | 50.150 | 49.100 | 49.860 | 49.860 | 5,777,600 |
| 2010-06-17 | 48.220 | 49.090 | 48.220 | 49.010 | 49.010 | 2,752,600 |
| 2010-06-16 | 47.920 | 48.470 | 47.770 | 48.350 | 48.350 | 1,993,200 |
| 2010-06-15 | 47.120 | 48.180 | 46.930 | 48.120 | 48.120 | 3,091,400 |
| 2010-06-14 | 46.430 | 47.480 | 46.380 | 46.790 | 46.790 | 3,087,000 |
| 2010-06-11 | 47.390 | 47.620 | 45.960 | 46.220 | 46.220 | 5,927,500 |
| 2010-06-10 | 47.720 | 48.260 | 47.290 | 48.140 | 48.140 | 2,922,000 |
| 2010-06-09 | 47.100 | 47.810 | 46.370 | 47.080 | 47.080 | 2,906,800 |
| 2010-06-08 | 48.200 | 48.230 | 46.560 | 46.850 | 46.850 | 4,041,700 |
| 2010-06-07 | 48.050 | 48.270 | 47.630 | 47.640 | 47.640 | 2,879,100 |
| 2010-06-04 | 48.500 | 48.840 | 47.770 | 47.840 | 47.840 | 3,961,400 |
| 2010-06-03 | 48.250 | 49.340 | 48.090 | 49.250 | 49.250 | 3,064,500 |
| 2010-06-02 | 47.200 | 48.430 | 46.980 | 48.350 | 48.350 | 3,027,200 |
| 2010-06-01 | 47.250 | 48.100 | 46.980 | 47.220 | 47.220 | 3,682,400 |
| 2010-05-28 | 48.140 | 48.440 | 47.430 | 47.430 | 47.430 | 4,610,200 |
| 2010-05-27 | 47.940 | 48.300 | 47.400 | 48.280 | 48.280 | 3,515,600 |
| 2010-05-26 | 48.090 | 48.740 | 47.320 | 47.360 | 47.360 | 3,773,700 |
| 2010-05-25 | 47.770 | 48.430 | 47.100 | 48.350 | 48.350 | 2,739,100 |
| 2010-05-24 | 48.770 | 48.970 | 48.230 | 48.270 | 48.270 | 3,856,200 |
| 2010-05-21 | 48.910 | 50.010 | 48.730 | 48.980 | 48.980 | 5,046,900 |
| 2010-05-20 | 49.580 | 50.310 | 49.250 | 49.250 | 49.250 | 3,899,600 |
| 2010-05-19 | 50.510 | 51.040 | 50.010 | 50.460 | 50.460 | 2,533,100 |
| 2010-05-18 | 50.690 | 51.250 | 50.450 | 50.700 | 50.700 | 2,410,300 |
| 2010-05-17 | 49.800 | 50.680 | 49.290 | 50.570 | 50.570 | 2,257,100 |
| 2010-05-14 | 51.200 | 51.360 | 49.640 | 50.130 | 50.130 | 4,030,000 |
| 2010-05-13 | 51.740 | 51.890 | 51.330 | 51.400 | 51.400 | 1,659,100 |
| 2010-05-12 | 51.320 | 52.060 | 50.850 | 52.040 | 52.040 | 2,375,100 |
| 2010-05-11 | 50.930 | 51.710 | 50.720 | 51.380 | 51.380 | 2,877,300 |
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.