Biogen Inc. historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
|---|---|---|---|---|---|---|
| 2014-11-17 | 305.00 | 308.65 | 301.86 | 302.42 | 302.42 | 1,390,200 |
| 2014-11-14 | 317.96 | 318.02 | 300.35 | 305.43 | 305.43 | 2,557,300 |
| 2014-11-13 | 322.25 | 322.25 | 314.33 | 317.98 | 317.98 | 1,126,200 |
| 2014-11-12 | 323.80 | 323.80 | 319.55 | 321.02 | 321.02 | 757,000 |
| 2014-11-11 | 327.71 | 330.37 | 322.65 | 324.59 | 324.59 | 847,500 |
| 2014-11-10 | 320.19 | 327.90 | 319.00 | 327.87 | 327.87 | 1,220,500 |
| 2014-11-07 | 324.66 | 325.00 | 319.62 | 320.75 | 320.75 | 1,102,800 |
| 2014-11-06 | 320.86 | 324.30 | 320.27 | 323.47 | 323.47 | 1,377,000 |
| 2014-11-05 | 324.57 | 324.86 | 318.50 | 319.55 | 319.55 | 1,016,100 |
| 2014-11-04 | 319.90 | 323.88 | 319.03 | 322.06 | 322.06 | 1,130,700 |
| 2014-11-03 | 320.78 | 323.20 | 319.66 | 321.25 | 321.25 | 1,196,100 |
| 2014-10-31 | 330.00 | 330.50 | 318.66 | 321.08 | 321.08 | 1,699,600 |
| 2014-10-30 | 315.09 | 323.72 | 313.91 | 321.00 | 321.00 | 1,084,400 |
| 2014-10-29 | 317.94 | 320.99 | 312.56 | 315.06 | 315.06 | 1,509,000 |
| 2014-10-28 | 321.21 | 321.22 | 314.90 | 318.03 | 318.03 | 1,642,000 |
| 2014-10-27 | 321.89 | 323.12 | 317.00 | 319.98 | 319.98 | 1,114,800 |
| 2014-10-24 | 315.72 | 322.00 | 315.30 | 321.67 | 321.67 | 1,262,900 |
| 2014-10-23 | 314.00 | 319.35 | 311.00 | 316.06 | 316.06 | 2,126,200 |
| 2014-10-22 | 300.00 | 314.95 | 290.85 | 309.07 | 309.07 | 7,067,000 |
| 2014-10-21 | 320.97 | 326.90 | 316.03 | 326.77 | 326.77 | 1,851,500 |
| 2014-10-20 | 305.24 | 321.48 | 305.24 | 311.41 | 311.41 | 1,513,800 |
| 2014-10-17 | 305.36 | 313.72 | 304.75 | 306.71 | 306.71 | 1,782,200 |
| 2014-10-16 | 299.91 | 309.00 | 296.55 | 302.74 | 302.74 | 1,384,400 |
| 2014-10-15 | 297.29 | 311.20 | 295.27 | 305.69 | 305.69 | 2,210,900 |
| 2014-10-14 | 308.36 | 310.40 | 296.06 | 301.58 | 301.58 | 1,759,400 |
| 2014-10-13 | 314.79 | 315.75 | 300.99 | 301.74 | 301.74 | 2,302,500 |
| 2014-10-10 | 318.40 | 324.42 | 315.08 | 315.14 | 315.14 | 1,468,200 |
| 2014-10-09 | 323.35 | 325.34 | 317.74 | 319.19 | 319.19 | 1,142,900 |
| 2014-10-08 | 315.66 | 325.78 | 312.00 | 324.59 | 324.59 | 1,271,500 |
| 2014-10-07 | 325.00 | 325.00 | 315.82 | 315.92 | 315.92 | 1,053,300 |
| 2014-10-06 | 331.05 | 331.05 | 324.01 | 325.07 | 325.07 | 722,800 |
| 2014-10-03 | 323.33 | 331.01 | 321.63 | 327.09 | 327.09 | 1,306,500 |
| 2014-10-02 | 322.60 | 324.45 | 317.53 | 319.84 | 319.84 | 1,116,300 |
| 2014-10-01 | 330.97 | 331.15 | 321.98 | 323.50 | 323.50 | 985,400 |
| 2014-09-30 | 330.23 | 332.40 | 327.08 | 330.81 | 330.81 | 1,055,100 |
| 2014-09-29 | 329.70 | 333.50 | 326.85 | 330.16 | 330.16 | 800,900 |
| 2014-09-26 | 333.87 | 334.79 | 328.68 | 333.54 | 333.54 | 1,075,600 |
| 2014-09-25 | 344.05 | 345.65 | 333.06 | 333.40 | 333.40 | 1,554,900 |
| 2014-09-24 | 333.40 | 347.75 | 333.11 | 346.30 | 346.30 | 1,579,200 |
| 2014-09-23 | 328.51 | 334.95 | 327.68 | 332.24 | 332.24 | 1,039,700 |
| 2014-09-22 | 327.36 | 330.34 | 325.01 | 329.76 | 329.76 | 1,027,400 |
| 2014-09-19 | 329.51 | 334.82 | 327.49 | 329.24 | 329.24 | 1,742,600 |
| 2014-09-18 | 328.86 | 330.30 | 325.36 | 329.99 | 329.99 | 637,100 |
| 2014-09-17 | 328.42 | 330.98 | 322.69 | 327.58 | 327.58 | 1,088,600 |
| 2014-09-16 | 319.42 | 328.75 | 318.69 | 326.88 | 326.88 | 991,200 |
| 2014-09-15 | 323.40 | 323.97 | 315.71 | 320.12 | 320.12 | 1,062,800 |
| 2014-09-12 | 327.31 | 328.16 | 321.11 | 323.39 | 323.39 | 802,500 |
| 2014-09-11 | 330.41 | 332.81 | 324.74 | 327.11 | 327.11 | 925,300 |
| 2014-09-10 | 325.99 | 333.00 | 325.99 | 332.08 | 332.08 | 811,100 |
| 2014-09-09 | 330.74 | 330.74 | 326.03 | 326.83 | 326.83 | 840,800 |
| 2014-09-08 | 329.28 | 331.85 | 326.74 | 331.31 | 331.31 | 927,200 |
| 2014-09-05 | 335.04 | 335.75 | 321.00 | 330.48 | 330.48 | 1,910,600 |
| 2014-09-04 | 344.37 | 344.44 | 333.78 | 334.83 | 334.83 | 827,700 |
| 2014-09-03 | 343.37 | 345.81 | 342.17 | 344.12 | 344.12 | 735,700 |
| 2014-09-02 | 345.47 | 347.79 | 340.60 | 342.68 | 342.68 | 715,600 |
| 2014-08-29 | 343.63 | 343.63 | 339.18 | 343.04 | 343.04 | 700,100 |
| 2014-08-28 | 341.14 | 343.83 | 339.52 | 341.24 | 341.24 | 643,800 |
| 2014-08-27 | 343.46 | 343.76 | 338.54 | 343.36 | 343.36 | 972,100 |
| 2014-08-26 | 343.39 | 343.60 | 340.01 | 342.99 | 342.99 | 836,800 |
| 2014-08-25 | 342.54 | 345.75 | 341.08 | 342.70 | 342.70 | 719,300 |
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.