Biogen Inc. historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
|---|---|---|---|---|---|---|
| 2017-06-30 | 273.70 | 276.09 | 269.58 | 271.36 | 271.36 | 1,373,000 |
| 2017-06-29 | 275.00 | 275.20 | 268.91 | 271.88 | 271.88 | 1,035,300 |
| 2017-06-28 | 271.25 | 275.51 | 269.09 | 274.64 | 274.64 | 1,171,900 |
| 2017-06-27 | 279.00 | 279.40 | 271.20 | 271.25 | 271.25 | 1,731,500 |
| 2017-06-26 | 281.74 | 282.89 | 277.64 | 279.81 | 279.81 | 1,279,500 |
| 2017-06-23 | 282.33 | 284.46 | 277.58 | 280.32 | 280.32 | 2,439,600 |
| 2017-06-22 | 279.86 | 284.21 | 278.30 | 280.57 | 280.57 | 2,838,900 |
| 2017-06-21 | 266.11 | 279.81 | 266.11 | 278.60 | 278.60 | 3,158,500 |
| 2017-06-20 | 260.82 | 269.00 | 259.61 | 266.00 | 266.00 | 2,250,200 |
| 2017-06-19 | 253.23 | 262.28 | 252.94 | 260.54 | 260.54 | 1,956,200 |
| 2017-06-16 | 255.49 | 256.77 | 250.89 | 251.74 | 251.74 | 2,427,200 |
| 2017-06-15 | 253.60 | 255.76 | 253.15 | 255.02 | 255.02 | 1,443,700 |
| 2017-06-14 | 255.56 | 257.38 | 250.88 | 253.37 | 253.37 | 3,067,600 |
| 2017-06-13 | 261.97 | 262.12 | 259.55 | 261.42 | 261.42 | 1,312,400 |
| 2017-06-12 | 260.23 | 265.48 | 259.57 | 262.11 | 262.11 | 1,576,700 |
| 2017-06-09 | 256.31 | 262.37 | 254.87 | 259.89 | 259.89 | 1,575,900 |
| 2017-06-08 | 255.25 | 258.11 | 254.52 | 257.17 | 257.17 | 1,141,200 |
| 2017-06-07 | 257.71 | 258.57 | 255.11 | 255.43 | 255.43 | 1,153,200 |
| 2017-06-06 | 257.06 | 258.30 | 254.96 | 257.16 | 257.16 | 1,080,700 |
| 2017-06-05 | 257.37 | 259.24 | 255.73 | 258.50 | 258.50 | 1,579,600 |
| 2017-06-02 | 252.98 | 258.26 | 252.14 | 256.65 | 256.65 | 1,731,800 |
| 2017-06-01 | 250.03 | 253.11 | 248.61 | 252.38 | 252.38 | 1,548,100 |
| 2017-05-31 | 247.31 | 247.98 | 244.28 | 247.77 | 247.77 | 1,893,500 |
| 2017-05-30 | 250.40 | 251.55 | 246.34 | 246.54 | 246.54 | 1,366,800 |
| 2017-05-26 | 252.59 | 253.62 | 250.51 | 250.80 | 250.80 | 833,100 |
| 2017-05-25 | 252.65 | 254.45 | 252.00 | 252.97 | 252.97 | 1,552,300 |
| 2017-05-24 | 249.30 | 254.37 | 246.12 | 253.33 | 253.33 | 2,225,100 |
| 2017-05-23 | 250.97 | 250.97 | 247.97 | 248.10 | 248.10 | 1,006,000 |
| 2017-05-22 | 250.69 | 251.00 | 249.01 | 250.04 | 250.04 | 1,331,200 |
| 2017-05-19 | 253.41 | 254.82 | 249.71 | 250.09 | 250.09 | 1,989,800 |
| 2017-05-18 | 252.23 | 254.15 | 251.59 | 252.81 | 252.81 | 1,242,600 |
| 2017-05-17 | 255.38 | 256.14 | 251.17 | 251.34 | 251.34 | 1,413,500 |
| 2017-05-16 | 259.44 | 260.62 | 256.60 | 257.64 | 257.64 | 1,049,700 |
| 2017-05-15 | 253.97 | 259.95 | 253.97 | 258.53 | 258.53 | 1,653,600 |
| 2017-05-12 | 255.41 | 256.30 | 253.30 | 254.84 | 254.84 | 1,119,800 |
| 2017-05-11 | 257.27 | 258.19 | 252.69 | 254.15 | 254.15 | 1,850,600 |
| 2017-05-10 | 260.63 | 262.30 | 257.02 | 257.92 | 257.92 | 1,503,600 |
| 2017-05-09 | 260.99 | 263.66 | 260.28 | 261.28 | 261.28 | 1,159,200 |
| 2017-05-08 | 262.52 | 263.60 | 259.99 | 260.42 | 260.42 | 1,985,500 |
| 2017-05-05 | 268.32 | 269.50 | 261.00 | 262.15 | 262.15 | 1,914,100 |
| 2017-05-04 | 271.13 | 272.53 | 267.61 | 268.60 | 268.60 | 1,143,400 |
| 2017-05-03 | 271.44 | 272.50 | 270.09 | 271.36 | 271.36 | 929,000 |
| 2017-05-02 | 271.51 | 273.25 | 269.72 | 271.34 | 271.34 | 1,384,300 |
| 2017-05-01 | 271.35 | 273.81 | 270.50 | 271.03 | 271.03 | 1,151,100 |
| 2017-04-28 | 277.09 | 277.28 | 271.06 | 271.21 | 271.21 | 1,803,400 |
| 2017-04-27 | 279.57 | 281.22 | 275.60 | 276.57 | 276.57 | 2,268,500 |
| 2017-04-26 | 285.28 | 286.62 | 279.57 | 279.98 | 279.98 | 2,146,700 |
| 2017-04-25 | 290.00 | 291.90 | 285.90 | 286.89 | 286.89 | 3,126,300 |
| 2017-04-24 | 274.93 | 278.69 | 274.61 | 276.86 | 276.86 | 2,007,300 |
| 2017-04-21 | 272.72 | 274.90 | 271.62 | 272.94 | 272.94 | 1,127,600 |
| 2017-04-20 | 272.20 | 273.63 | 270.78 | 272.46 | 272.46 | 981,200 |
| 2017-04-19 | 272.72 | 274.00 | 271.08 | 271.94 | 271.94 | 1,190,300 |
| 2017-04-18 | 273.93 | 275.18 | 269.72 | 271.16 | 271.16 | 1,379,500 |
| 2017-04-17 | 271.50 | 274.64 | 271.00 | 274.05 | 274.05 | 1,025,800 |
| 2017-04-13 | 269.09 | 273.14 | 267.51 | 271.88 | 271.88 | 1,173,800 |
| 2017-04-12 | 270.37 | 270.64 | 267.77 | 268.92 | 268.92 | 1,058,100 |
| 2017-04-11 | 269.08 | 270.00 | 267.10 | 268.65 | 268.65 | 1,247,200 |
| 2017-04-10 | 268.68 | 270.40 | 268.14 | 269.30 | 269.30 | 861,000 |
| 2017-04-07 | 270.60 | 270.84 | 267.32 | 268.73 | 268.73 | 1,677,600 |
| 2017-04-06 | 270.14 | 272.60 | 269.34 | 270.94 | 270.94 | 1,622,600 |
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.