Biogen Inc. historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
|---|---|---|---|---|---|---|
| 2019-08-22 | 233.42 | 233.60 | 229.53 | 232.06 | 232.06 | 732,900 |
| 2019-08-21 | 232.80 | 233.78 | 231.50 | 233.18 | 233.18 | 807,500 |
| 2019-08-20 | 235.09 | 235.55 | 230.75 | 231.28 | 231.28 | 843,600 |
| 2019-08-19 | 233.37 | 236.64 | 233.18 | 235.72 | 235.72 | 1,021,800 |
| 2019-08-16 | 229.39 | 232.87 | 227.44 | 231.68 | 231.68 | 953,900 |
| 2019-08-15 | 227.08 | 228.66 | 226.53 | 227.63 | 227.63 | 1,034,400 |
| 2019-08-14 | 230.00 | 230.57 | 226.00 | 226.72 | 226.72 | 1,390,900 |
| 2019-08-13 | 230.83 | 234.76 | 230.20 | 233.23 | 233.23 | 1,067,400 |
| 2019-08-12 | 234.09 | 235.53 | 229.45 | 230.96 | 230.96 | 1,233,700 |
| 2019-08-09 | 237.84 | 238.00 | 234.40 | 235.80 | 235.80 | 1,036,000 |
| 2019-08-08 | 238.16 | 239.92 | 235.78 | 238.23 | 238.23 | 1,651,400 |
| 2019-08-07 | 237.81 | 239.15 | 233.07 | 237.58 | 237.58 | 1,169,400 |
| 2019-08-06 | 236.45 | 240.99 | 232.30 | 240.17 | 240.17 | 1,389,900 |
| 2019-08-05 | 240.35 | 240.99 | 234.15 | 235.21 | 235.21 | 1,327,000 |
| 2019-08-02 | 242.12 | 242.98 | 239.33 | 242.27 | 242.27 | 1,111,100 |
| 2019-08-01 | 238.76 | 245.30 | 236.42 | 243.06 | 243.06 | 1,871,000 |
| 2019-07-31 | 239.76 | 241.42 | 235.24 | 237.82 | 237.82 | 1,074,900 |
| 2019-07-30 | 237.33 | 242.64 | 236.06 | 241.51 | 241.51 | 1,215,900 |
| 2019-07-29 | 238.21 | 239.30 | 235.93 | 237.11 | 237.11 | 883,600 |
| 2019-07-26 | 233.91 | 238.45 | 232.32 | 238.21 | 238.21 | 1,544,500 |
| 2019-07-25 | 241.32 | 241.55 | 237.30 | 238.21 | 238.21 | 932,800 |
| 2019-07-24 | 244.70 | 245.93 | 239.15 | 241.24 | 241.24 | 1,565,000 |
| 2019-07-23 | 239.00 | 246.99 | 238.21 | 243.88 | 243.88 | 3,295,000 |
| 2019-07-22 | 232.52 | 235.24 | 231.29 | 232.48 | 232.48 | 1,274,700 |
| 2019-07-19 | 232.86 | 234.13 | 231.09 | 231.27 | 231.27 | 1,315,700 |
| 2019-07-18 | 229.85 | 232.34 | 228.58 | 232.23 | 232.23 | 1,195,800 |
| 2019-07-17 | 231.53 | 231.99 | 229.35 | 229.44 | 229.44 | 851,700 |
| 2019-07-16 | 234.30 | 235.04 | 231.06 | 231.55 | 231.55 | 1,207,200 |
| 2019-07-15 | 232.53 | 234.35 | 229.89 | 233.62 | 233.62 | 1,028,300 |
| 2019-07-12 | 230.89 | 233.45 | 230.64 | 231.42 | 231.42 | 1,248,700 |
| 2019-07-11 | 231.80 | 232.14 | 227.19 | 231.60 | 231.60 | 1,421,200 |
| 2019-07-10 | 233.88 | 235.98 | 229.46 | 232.43 | 232.43 | 1,281,400 |
| 2019-07-09 | 229.49 | 234.36 | 228.53 | 234.22 | 234.22 | 1,235,600 |
| 2019-07-08 | 234.25 | 234.25 | 228.03 | 230.84 | 230.84 | 1,539,900 |
| 2019-07-05 | 236.91 | 238.91 | 233.23 | 234.25 | 234.25 | 1,264,500 |
| 2019-07-03 | 237.00 | 238.74 | 236.24 | 238.27 | 238.27 | 680,200 |
| 2019-07-02 | 236.26 | 236.48 | 233.40 | 236.37 | 236.37 | 1,401,100 |
| 2019-07-01 | 236.59 | 238.03 | 234.13 | 235.49 | 235.49 | 1,866,900 |
| 2019-06-28 | 235.49 | 237.29 | 233.46 | 233.87 | 233.87 | 3,667,500 |
| 2019-06-27 | 237.91 | 241.14 | 237.83 | 239.77 | 239.77 | 2,124,700 |
| 2019-06-26 | 241.45 | 242.68 | 235.92 | 238.07 | 238.07 | 1,872,600 |
| 2019-06-25 | 236.40 | 245.35 | 235.99 | 240.29 | 240.29 | 2,108,700 |
| 2019-06-24 | 238.70 | 241.31 | 235.33 | 235.91 | 235.91 | 1,435,300 |
| 2019-06-21 | 234.67 | 239.14 | 232.70 | 239.09 | 239.09 | 3,065,000 |
| 2019-06-20 | 236.26 | 237.00 | 233.89 | 234.97 | 234.97 | 1,910,600 |
| 2019-06-19 | 232.61 | 234.42 | 231.86 | 233.89 | 233.89 | 1,802,500 |
| 2019-06-18 | 233.95 | 237.75 | 232.54 | 233.01 | 233.01 | 1,646,000 |
| 2019-06-17 | 228.76 | 232.96 | 227.55 | 231.78 | 231.78 | 1,669,000 |
| 2019-06-14 | 230.49 | 231.42 | 226.96 | 227.67 | 227.67 | 1,475,800 |
| 2019-06-13 | 231.05 | 233.83 | 229.70 | 231.26 | 231.26 | 1,166,100 |
| 2019-06-12 | 228.29 | 231.60 | 228.01 | 230.43 | 230.43 | 1,238,600 |
| 2019-06-11 | 229.50 | 232.81 | 228.78 | 229.08 | 229.08 | 1,296,900 |
| 2019-06-10 | 227.52 | 230.59 | 226.50 | 228.40 | 228.40 | 1,312,800 |
| 2019-06-07 | 226.05 | 228.87 | 224.01 | 227.23 | 227.23 | 1,428,700 |
| 2019-06-06 | 225.18 | 228.17 | 223.85 | 224.35 | 224.35 | 1,641,700 |
| 2019-06-05 | 227.12 | 227.57 | 224.48 | 226.09 | 226.09 | 1,378,100 |
| 2019-06-04 | 224.51 | 229.25 | 224.31 | 227.00 | 227.00 | 1,446,200 |
| 2019-06-03 | 220.31 | 226.58 | 219.51 | 223.37 | 223.37 | 1,714,600 |
| 2019-05-31 | 221.71 | 223.31 | 219.20 | 219.29 | 219.29 | 1,649,800 |
| 2019-05-30 | 223.01 | 224.97 | 221.12 | 223.78 | 223.78 | 1,071,300 |
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.