Biogen Inc. historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
|---|---|---|---|---|---|---|
| 2017-04-05 | 274.48 | 274.65 | 270.07 | 270.44 | 270.44 | 1,340,200 |
| 2017-04-04 | 273.00 | 274.73 | 272.57 | 274.24 | 274.24 | 1,086,200 |
| 2017-04-03 | 274.08 | 274.79 | 271.29 | 272.69 | 272.69 | 1,589,000 |
| 2017-03-31 | 269.30 | 275.00 | 268.02 | 273.42 | 273.42 | 2,747,400 |
| 2017-03-30 | 268.69 | 270.07 | 267.74 | 269.06 | 269.06 | 1,448,700 |
| 2017-03-29 | 273.91 | 273.91 | 268.20 | 268.53 | 268.53 | 2,632,200 |
| 2017-03-28 | 275.59 | 276.71 | 272.50 | 274.11 | 274.11 | 1,149,400 |
| 2017-03-27 | 272.55 | 276.71 | 272.34 | 275.23 | 275.23 | 1,132,900 |
| 2017-03-24 | 277.08 | 278.10 | 272.87 | 274.82 | 274.82 | 1,368,200 |
| 2017-03-23 | 277.03 | 279.39 | 274.69 | 275.41 | 275.41 | 1,605,000 |
| 2017-03-22 | 276.43 | 278.54 | 274.93 | 277.87 | 277.87 | 1,333,600 |
| 2017-03-21 | 276.40 | 284.71 | 274.54 | 275.79 | 275.79 | 3,841,600 |
| 2017-03-20 | 276.86 | 278.61 | 272.97 | 274.80 | 274.80 | 1,666,900 |
| 2017-03-17 | 276.07 | 280.61 | 274.61 | 276.09 | 276.09 | 3,140,200 |
| 2017-03-16 | 285.01 | 285.43 | 275.70 | 278.96 | 278.96 | 3,870,900 |
| 2017-03-15 | 293.14 | 294.56 | 289.39 | 292.64 | 292.64 | 1,376,000 |
| 2017-03-14 | 292.27 | 293.39 | 290.18 | 292.47 | 292.47 | 797,700 |
| 2017-03-13 | 291.55 | 293.85 | 290.15 | 292.95 | 292.95 | 1,291,500 |
| 2017-03-10 | 293.31 | 293.90 | 289.45 | 292.24 | 292.24 | 1,303,700 |
| 2017-03-09 | 291.27 | 294.92 | 290.44 | 293.06 | 293.06 | 1,281,200 |
| 2017-03-08 | 290.18 | 294.82 | 288.72 | 294.09 | 294.09 | 1,243,600 |
| 2017-03-07 | 293.89 | 293.89 | 290.67 | 291.10 | 291.10 | 1,298,400 |
| 2017-03-06 | 297.09 | 297.90 | 294.40 | 295.66 | 295.66 | 1,395,600 |
| 2017-03-03 | 293.12 | 298.00 | 293.12 | 297.85 | 297.85 | 1,170,700 |
| 2017-03-02 | 293.64 | 296.93 | 291.00 | 293.59 | 293.59 | 1,282,400 |
| 2017-03-01 | 290.07 | 294.17 | 289.14 | 293.26 | 293.26 | 1,319,700 |
| 2017-02-28 | 290.13 | 291.42 | 287.19 | 288.60 | 288.60 | 1,251,300 |
| 2017-02-27 | 285.39 | 291.25 | 284.27 | 291.13 | 291.13 | 1,295,100 |
| 2017-02-24 | 285.01 | 285.81 | 266.00 | 285.13 | 285.13 | 1,768,500 |
| 2017-02-23 | 287.75 | 288.11 | 283.36 | 284.75 | 284.75 | 1,418,900 |
| 2017-02-22 | 287.75 | 289.43 | 285.22 | 287.63 | 287.63 | 1,046,000 |
| 2017-02-21 | 289.16 | 289.91 | 286.22 | 286.90 | 286.90 | 1,471,200 |
| 2017-02-17 | 290.00 | 291.90 | 287.76 | 288.94 | 288.94 | 2,022,900 |
| 2017-02-16 | 292.50 | 293.98 | 287.76 | 290.13 | 290.13 | 1,834,900 |
| 2017-02-15 | 284.57 | 292.89 | 284.24 | 292.64 | 292.64 | 2,601,200 |
| 2017-02-14 | 279.86 | 286.06 | 279.01 | 285.14 | 285.14 | 2,404,500 |
| 2017-02-13 | 276.28 | 279.76 | 275.16 | 278.91 | 278.91 | 1,795,500 |
| 2017-02-10 | 270.68 | 276.41 | 269.98 | 274.76 | 274.76 | 1,648,900 |
| 2017-02-09 | 268.24 | 271.16 | 267.74 | 270.44 | 270.44 | 1,399,100 |
| 2017-02-08 | 265.43 | 269.01 | 265.43 | 268.74 | 268.74 | 1,922,600 |
| 2017-02-07 | 269.47 | 269.67 | 264.56 | 266.11 | 266.11 | 1,546,900 |
| 2017-02-06 | 264.46 | 265.73 | 263.18 | 264.91 | 264.91 | 1,619,100 |
| 2017-02-03 | 264.98 | 266.00 | 261.76 | 264.67 | 264.67 | 1,537,500 |
| 2017-02-02 | 263.76 | 264.52 | 260.50 | 264.23 | 264.23 | 2,733,900 |
| 2017-02-01 | 278.98 | 282.07 | 277.51 | 281.69 | 281.69 | 1,699,500 |
| 2017-01-31 | 275.01 | 278.00 | 271.90 | 277.24 | 277.24 | 1,856,400 |
| 2017-01-30 | 278.27 | 278.90 | 274.22 | 276.06 | 276.06 | 1,300,300 |
| 2017-01-27 | 280.46 | 281.98 | 277.29 | 278.21 | 278.21 | 1,353,400 |
| 2017-01-26 | 278.00 | 285.78 | 277.00 | 278.89 | 278.89 | 2,419,000 |
| 2017-01-25 | 274.54 | 277.78 | 271.43 | 273.24 | 273.24 | 2,506,100 |
| 2017-01-24 | 275.74 | 278.40 | 271.47 | 273.82 | 273.82 | 1,975,200 |
| 2017-01-23 | 280.35 | 282.72 | 275.49 | 276.02 | 276.02 | 1,858,000 |
| 2017-01-20 | 282.07 | 282.56 | 279.41 | 280.66 | 280.66 | 1,979,100 |
| 2017-01-19 | 282.74 | 284.84 | 279.23 | 280.35 | 280.35 | 1,421,500 |
| 2017-01-18 | 284.79 | 286.16 | 282.87 | 283.61 | 283.61 | 1,079,700 |
| 2017-01-17 | 284.28 | 286.35 | 281.08 | 283.01 | 283.01 | 1,971,100 |
| 2017-01-13 | 288.07 | 289.86 | 284.25 | 284.75 | 284.75 | 1,711,500 |
| 2017-01-12 | 286.61 | 288.99 | 285.04 | 287.77 | 287.77 | 1,354,700 |
| 2017-01-11 | 296.95 | 297.90 | 285.00 | 287.11 | 287.11 | 2,450,500 |
| 2017-01-10 | 300.42 | 301.42 | 296.43 | 297.79 | 297.79 | 1,408,400 |
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.