Biogen Inc. historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
|---|---|---|---|---|---|---|
| 2014-05-29 | 314.86 | 319.94 | 314.54 | 319.85 | 319.85 | 1,769,500 |
| 2014-05-28 | 311.02 | 315.42 | 308.04 | 308.81 | 308.81 | 1,160,400 |
| 2014-05-27 | 303.24 | 310.05 | 299.50 | 309.77 | 309.77 | 1,308,500 |
| 2014-05-23 | 301.97 | 302.73 | 295.51 | 299.71 | 299.71 | 883,200 |
| 2014-05-22 | 293.57 | 303.17 | 292.58 | 299.69 | 299.69 | 1,092,400 |
| 2014-05-21 | 290.12 | 296.76 | 290.12 | 295.36 | 295.36 | 979,100 |
| 2014-05-20 | 292.23 | 293.81 | 288.43 | 289.79 | 289.79 | 1,089,000 |
| 2014-05-19 | 289.15 | 293.41 | 287.56 | 290.75 | 290.75 | 772,800 |
| 2014-05-16 | 288.49 | 292.55 | 285.01 | 291.32 | 291.32 | 1,148,100 |
| 2014-05-15 | 295.63 | 297.97 | 286.00 | 289.53 | 289.53 | 1,311,000 |
| 2014-05-14 | 294.87 | 301.21 | 293.33 | 296.50 | 296.50 | 1,030,700 |
| 2014-05-13 | 300.03 | 300.95 | 295.55 | 295.85 | 295.85 | 988,800 |
| 2014-05-12 | 289.78 | 301.00 | 288.01 | 300.54 | 300.54 | 1,683,400 |
| 2014-05-09 | 282.75 | 286.99 | 278.59 | 286.65 | 286.65 | 1,084,300 |
| 2014-05-08 | 286.00 | 291.28 | 281.82 | 282.96 | 282.96 | 1,230,200 |
| 2014-05-07 | 286.26 | 288.25 | 278.10 | 284.00 | 284.00 | 1,379,600 |
| 2014-05-06 | 287.77 | 291.09 | 285.52 | 285.94 | 285.94 | 1,236,900 |
| 2014-05-05 | 280.61 | 291.31 | 279.00 | 290.06 | 290.06 | 1,177,900 |
| 2014-05-02 | 290.52 | 290.61 | 280.01 | 282.01 | 282.01 | 1,284,800 |
| 2014-05-01 | 287.11 | 291.99 | 283.30 | 286.75 | 286.75 | 1,312,700 |
| 2014-04-30 | 285.00 | 291.56 | 281.32 | 287.12 | 287.12 | 1,452,100 |
| 2014-04-29 | 285.35 | 294.36 | 282.00 | 290.84 | 290.84 | 1,634,500 |
| 2014-04-28 | 289.16 | 292.42 | 275.39 | 283.12 | 283.12 | 1,802,300 |
| 2014-04-25 | 293.04 | 296.74 | 285.58 | 285.81 | 285.81 | 1,727,700 |
| 2014-04-24 | 307.00 | 308.72 | 286.48 | 294.84 | 294.84 | 2,385,300 |
| 2014-04-23 | 309.00 | 311.10 | 295.49 | 306.75 | 306.75 | 2,594,700 |
| 2014-04-22 | 300.50 | 309.17 | 300.00 | 306.20 | 306.20 | 1,776,700 |
| 2014-04-21 | 290.60 | 298.57 | 290.20 | 297.98 | 297.98 | 984,400 |
| 2014-04-17 | 291.00 | 296.00 | 289.76 | 290.54 | 290.54 | 1,283,400 |
| 2014-04-16 | 290.28 | 294.00 | 284.07 | 291.48 | 291.48 | 1,768,200 |
| 2014-04-15 | 280.55 | 288.84 | 272.02 | 285.49 | 285.49 | 1,871,100 |
| 2014-04-14 | 277.91 | 285.99 | 274.00 | 279.52 | 279.52 | 1,880,100 |
| 2014-04-11 | 284.89 | 292.80 | 273.73 | 274.00 | 274.00 | 2,742,500 |
| 2014-04-10 | 300.10 | 300.91 | 284.57 | 287.35 | 287.35 | 2,635,700 |
| 2014-04-09 | 288.02 | 301.45 | 285.92 | 300.68 | 300.68 | 1,988,700 |
| 2014-04-08 | 295.48 | 295.96 | 284.32 | 285.92 | 285.92 | 2,502,900 |
| 2014-04-07 | 286.36 | 297.76 | 281.59 | 294.19 | 294.19 | 2,427,600 |
| 2014-04-04 | 303.71 | 305.48 | 286.30 | 288.27 | 288.27 | 3,288,600 |
| 2014-04-03 | 307.99 | 308.99 | 296.23 | 301.86 | 301.86 | 2,008,100 |
| 2014-04-02 | 311.64 | 317.00 | 306.50 | 309.70 | 309.70 | 1,483,700 |
| 2014-04-01 | 308.42 | 316.34 | 305.31 | 309.79 | 309.79 | 1,714,800 |
| 2014-03-31 | 296.11 | 306.94 | 296.11 | 305.87 | 305.87 | 1,952,500 |
| 2014-03-28 | 305.01 | 314.19 | 292.67 | 294.12 | 294.12 | 2,555,300 |
| 2014-03-27 | 306.64 | 312.90 | 296.65 | 309.76 | 309.76 | 2,021,100 |
| 2014-03-26 | 313.08 | 317.28 | 305.93 | 305.93 | 305.93 | 1,975,900 |
| 2014-03-25 | 316.00 | 321.14 | 304.00 | 311.78 | 311.78 | 2,148,600 |
| 2014-03-24 | 320.20 | 322.00 | 300.32 | 312.60 | 312.60 | 3,748,000 |
| 2014-03-21 | 355.00 | 355.00 | 313.08 | 318.53 | 318.53 | 5,748,300 |
| 2014-03-20 | 348.27 | 353.20 | 344.72 | 347.04 | 347.04 | 1,369,100 |
| 2014-03-19 | 352.49 | 358.89 | 347.00 | 350.01 | 350.01 | 1,341,500 |
| 2014-03-18 | 346.80 | 354.07 | 345.70 | 351.94 | 351.94 | 1,511,100 |
| 2014-03-17 | 334.83 | 349.00 | 334.32 | 345.60 | 345.60 | 1,561,000 |
| 2014-03-14 | 333.40 | 340.00 | 329.23 | 332.49 | 332.49 | 1,330,400 |
| 2014-03-13 | 341.04 | 342.59 | 329.03 | 332.05 | 332.05 | 1,064,900 |
| 2014-03-12 | 333.05 | 340.38 | 332.28 | 339.55 | 339.55 | 879,300 |
| 2014-03-11 | 338.25 | 341.26 | 334.19 | 335.99 | 335.99 | 1,025,600 |
| 2014-03-10 | 327.65 | 338.60 | 327.01 | 338.00 | 338.00 | 1,471,000 |
| 2014-03-07 | 341.79 | 342.85 | 323.72 | 328.75 | 328.75 | 2,785,600 |
| 2014-03-06 | 346.86 | 353.00 | 334.01 | 340.69 | 340.69 | 2,233,200 |
| 2014-03-05 | 345.23 | 346.30 | 338.86 | 339.00 | 339.00 | 1,003,300 |
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.