Biogen Inc. historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
|---|---|---|---|---|---|---|
| 2019-05-29 | 223.64 | 224.49 | 221.23 | 223.40 | 223.40 | 1,549,700 |
| 2019-05-28 | 227.79 | 230.14 | 225.09 | 225.54 | 225.54 | 1,876,200 |
| 2019-05-24 | 229.73 | 230.52 | 225.82 | 227.06 | 227.06 | 1,792,500 |
| 2019-05-23 | 232.94 | 233.22 | 227.38 | 229.11 | 229.11 | 2,120,700 |
| 2019-05-22 | 231.92 | 236.89 | 230.05 | 235.04 | 235.04 | 1,478,000 |
| 2019-05-21 | 230.07 | 234.49 | 228.81 | 232.92 | 232.92 | 1,531,100 |
| 2019-05-20 | 228.18 | 232.01 | 226.61 | 230.76 | 230.76 | 2,004,400 |
| 2019-05-17 | 229.50 | 232.00 | 228.11 | 229.28 | 229.28 | 1,893,300 |
| 2019-05-16 | 230.46 | 232.83 | 229.80 | 230.87 | 230.87 | 1,447,500 |
| 2019-05-15 | 228.80 | 232.07 | 227.05 | 230.59 | 230.59 | 1,394,300 |
| 2019-05-14 | 225.88 | 230.45 | 225.41 | 229.18 | 229.18 | 1,905,700 |
| 2019-05-13 | 222.99 | 226.91 | 222.12 | 225.66 | 225.66 | 1,799,300 |
| 2019-05-10 | 227.68 | 228.50 | 222.58 | 226.23 | 226.23 | 1,899,500 |
| 2019-05-09 | 229.17 | 229.52 | 224.34 | 228.47 | 228.47 | 2,108,500 |
| 2019-05-08 | 229.25 | 232.53 | 227.59 | 230.98 | 230.98 | 2,087,500 |
| 2019-05-07 | 233.79 | 238.17 | 227.69 | 229.02 | 229.02 | 3,150,300 |
| 2019-05-06 | 228.95 | 236.68 | 227.50 | 236.07 | 236.07 | 2,368,700 |
| 2019-05-03 | 232.77 | 234.11 | 230.55 | 231.18 | 231.18 | 2,382,300 |
| 2019-05-02 | 229.83 | 234.49 | 229.22 | 230.52 | 230.52 | 1,965,600 |
| 2019-05-01 | 228.97 | 232.44 | 227.89 | 229.50 | 229.50 | 1,666,100 |
| 2019-04-30 | 229.67 | 231.43 | 226.40 | 229.24 | 229.24 | 1,914,000 |
| 2019-04-29 | 230.96 | 231.70 | 228.08 | 229.38 | 229.38 | 1,517,800 |
| 2019-04-26 | 230.25 | 231.44 | 226.69 | 230.53 | 230.53 | 1,660,800 |
| 2019-04-25 | 224.03 | 232.20 | 223.09 | 229.89 | 229.89 | 2,547,800 |
| 2019-04-24 | 232.02 | 232.80 | 223.46 | 224.40 | 224.40 | 4,123,900 |
| 2019-04-23 | 228.27 | 233.35 | 226.74 | 230.21 | 230.21 | 2,557,300 |
| 2019-04-22 | 226.99 | 232.18 | 226.57 | 228.81 | 228.81 | 1,802,900 |
| 2019-04-18 | 227.28 | 227.88 | 221.53 | 226.39 | 226.39 | 2,761,000 |
| 2019-04-17 | 229.77 | 231.88 | 225.28 | 227.18 | 227.18 | 2,507,500 |
| 2019-04-16 | 232.17 | 233.44 | 227.42 | 228.72 | 228.72 | 2,425,000 |
| 2019-04-15 | 235.04 | 235.88 | 231.57 | 232.37 | 232.37 | 1,753,400 |
| 2019-04-12 | 235.00 | 236.79 | 233.61 | 234.50 | 234.50 | 2,001,800 |
| 2019-04-11 | 240.52 | 240.75 | 231.05 | 233.83 | 233.83 | 2,875,600 |
| 2019-04-10 | 237.65 | 241.87 | 235.75 | 240.28 | 240.28 | 1,612,600 |
| 2019-04-09 | 239.25 | 239.25 | 235.72 | 237.58 | 237.58 | 2,146,200 |
| 2019-04-08 | 241.83 | 243.05 | 238.38 | 239.74 | 239.74 | 2,088,000 |
| 2019-04-05 | 235.47 | 244.08 | 235.31 | 241.72 | 241.72 | 3,250,300 |
| 2019-04-04 | 231.40 | 236.80 | 231.04 | 235.04 | 235.04 | 2,629,700 |
| 2019-04-03 | 235.00 | 235.00 | 228.50 | 231.40 | 231.40 | 3,937,400 |
| 2019-04-02 | 232.35 | 237.55 | 232.35 | 233.27 | 233.27 | 3,337,100 |
| 2019-04-01 | 239.07 | 239.46 | 232.22 | 232.49 | 232.49 | 3,504,200 |
| 2019-03-29 | 235.59 | 237.14 | 233.02 | 236.38 | 236.38 | 2,697,200 |
| 2019-03-28 | 230.98 | 236.28 | 230.11 | 232.82 | 232.82 | 2,856,400 |
| 2019-03-27 | 232.94 | 237.77 | 227.08 | 229.95 | 229.95 | 4,041,500 |
| 2019-03-26 | 221.89 | 233.76 | 221.57 | 232.91 | 232.91 | 6,808,300 |
| 2019-03-25 | 220.02 | 221.88 | 216.12 | 220.26 | 220.26 | 5,968,600 |
| 2019-03-22 | 225.10 | 226.80 | 216.49 | 216.71 | 216.71 | 8,490,900 |
| 2019-03-21 | 230.07 | 235.77 | 224.60 | 226.88 | 226.88 | 21,621,700 |
| 2019-03-20 | 323.67 | 325.00 | 320.14 | 320.59 | 320.59 | 993,400 |
| 2019-03-19 | 326.26 | 327.75 | 322.40 | 323.76 | 323.76 | 1,081,900 |
| 2019-03-18 | 328.55 | 330.00 | 324.28 | 325.65 | 325.65 | 1,055,800 |
| 2019-03-15 | 321.96 | 330.10 | 321.96 | 329.87 | 329.87 | 2,368,100 |
| 2019-03-14 | 321.53 | 323.55 | 318.70 | 321.52 | 321.52 | 1,157,500 |
| 2019-03-13 | 313.12 | 321.22 | 312.11 | 320.56 | 320.56 | 1,107,200 |
| 2019-03-12 | 313.08 | 315.28 | 311.26 | 312.72 | 312.72 | 1,332,200 |
| 2019-03-11 | 308.28 | 312.15 | 307.28 | 311.46 | 311.46 | 1,491,700 |
| 2019-03-08 | 312.29 | 313.33 | 305.90 | 307.93 | 307.93 | 1,602,100 |
| 2019-03-07 | 317.11 | 318.00 | 314.18 | 315.29 | 315.29 | 1,078,700 |
| 2019-03-06 | 327.49 | 328.41 | 317.84 | 317.97 | 317.97 | 1,007,800 |
| 2019-03-05 | 327.75 | 330.12 | 325.04 | 326.87 | 326.87 | 1,020,400 |
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.