Biogen Inc. historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
|---|---|---|---|---|---|---|
| 2022-12-19 | 284.90 | 285.50 | 281.59 | 284.38 | 284.38 | 863,400 |
| 2022-12-16 | 280.56 | 285.59 | 279.07 | 284.98 | 284.98 | 3,046,700 |
| 2022-12-15 | 287.58 | 287.90 | 282.04 | 283.44 | 283.44 | 1,090,200 |
| 2022-12-14 | 290.15 | 294.18 | 287.15 | 289.05 | 289.05 | 905,300 |
| 2022-12-13 | 293.75 | 294.69 | 288.14 | 291.24 | 291.24 | 937,200 |
| 2022-12-12 | 285.00 | 290.86 | 282.57 | 290.59 | 290.59 | 1,067,300 |
| 2022-12-09 | 289.10 | 292.97 | 285.14 | 285.37 | 285.37 | 982,600 |
| 2022-12-08 | 291.86 | 292.32 | 286.72 | 289.10 | 289.10 | 1,695,600 |
| 2022-12-07 | 292.56 | 293.60 | 287.10 | 292.15 | 292.15 | 1,112,700 |
| 2022-12-06 | 292.22 | 295.07 | 288.53 | 291.47 | 291.47 | 1,036,100 |
| 2022-12-05 | 299.18 | 299.70 | 290.23 | 292.75 | 292.75 | 1,498,400 |
| 2022-12-02 | 299.24 | 305.06 | 297.78 | 298.90 | 298.90 | 1,682,600 |
| 2022-12-01 | 305.51 | 306.28 | 299.17 | 301.85 | 301.85 | 1,927,900 |
| 2022-11-30 | 306.28 | 311.88 | 301.20 | 305.17 | 305.17 | 4,068,300 |
| 2022-11-29 | 291.10 | 293.97 | 288.44 | 291.41 | 291.41 | 1,104,000 |
| 2022-11-28 | 296.03 | 303.11 | 290.31 | 291.90 | 291.90 | 2,074,400 |
| 2022-11-25 | 304.35 | 307.53 | 302.70 | 305.15 | 305.15 | 470,800 |
| 2022-11-23 | 307.00 | 307.40 | 302.11 | 303.45 | 303.45 | 998,000 |
| 2022-11-22 | 302.25 | 307.00 | 301.60 | 306.72 | 306.72 | 868,800 |
| 2022-11-21 | 304.20 | 305.87 | 300.40 | 301.63 | 301.63 | 969,800 |
| 2022-11-18 | 303.21 | 304.14 | 299.72 | 302.89 | 302.89 | 847,500 |
| 2022-11-17 | 297.07 | 302.93 | 296.79 | 302.05 | 302.05 | 959,900 |
| 2022-11-16 | 300.17 | 303.56 | 299.00 | 300.01 | 300.01 | 804,100 |
| 2022-11-15 | 300.67 | 303.79 | 297.01 | 299.78 | 299.78 | 1,282,400 |
| 2022-11-14 | 300.11 | 305.48 | 295.73 | 299.06 | 299.06 | 2,686,200 |
| 2022-11-11 | 290.70 | 291.01 | 283.44 | 289.45 | 289.45 | 1,263,400 |
| 2022-11-10 | 288.75 | 291.85 | 286.77 | 290.70 | 290.70 | 1,439,000 |
| 2022-11-09 | 286.39 | 289.78 | 282.18 | 282.31 | 282.31 | 800,700 |
| 2022-11-08 | 285.00 | 292.45 | 284.89 | 286.16 | 286.16 | 1,472,700 |
| 2022-11-07 | 281.82 | 287.96 | 281.09 | 284.62 | 284.62 | 1,265,900 |
| 2022-11-04 | 282.52 | 283.30 | 276.64 | 281.82 | 281.82 | 894,500 |
| 2022-11-03 | 276.01 | 282.59 | 274.63 | 280.25 | 280.25 | 869,100 |
| 2022-11-02 | 280.18 | 287.37 | 277.88 | 278.37 | 278.37 | 1,498,000 |
| 2022-11-01 | 283.44 | 286.82 | 280.00 | 280.04 | 280.04 | 1,068,700 |
| 2022-10-31 | 283.28 | 284.29 | 279.96 | 283.44 | 283.44 | 1,086,100 |
| 2022-10-28 | 278.01 | 285.35 | 272.28 | 284.29 | 284.29 | 1,543,600 |
| 2022-10-27 | 281.07 | 281.46 | 275.16 | 277.87 | 277.87 | 1,399,400 |
| 2022-10-26 | 280.00 | 284.76 | 278.44 | 280.43 | 280.43 | 2,059,900 |
| 2022-10-25 | 278.60 | 279.63 | 265.46 | 273.56 | 273.56 | 2,431,500 |
| 2022-10-24 | 267.94 | 275.83 | 267.94 | 274.62 | 274.62 | 1,849,400 |
| 2022-10-21 | 264.30 | 268.59 | 261.92 | 267.62 | 267.62 | 1,575,200 |
| 2022-10-20 | 263.42 | 265.99 | 260.33 | 262.65 | 262.65 | 1,030,900 |
| 2022-10-19 | 269.30 | 269.30 | 261.91 | 264.45 | 264.45 | 1,163,600 |
| 2022-10-18 | 270.03 | 273.71 | 267.28 | 270.28 | 270.28 | 1,348,800 |
| 2022-10-17 | 266.05 | 274.01 | 264.75 | 269.55 | 269.55 | 1,658,300 |
| 2022-10-14 | 270.65 | 272.62 | 264.03 | 264.63 | 264.63 | 1,478,900 |
| 2022-10-13 | 251.87 | 271.99 | 251.77 | 269.94 | 269.94 | 3,279,200 |
| 2022-10-12 | 254.51 | 256.12 | 250.94 | 253.67 | 253.67 | 1,592,300 |
| 2022-10-11 | 251.97 | 258.82 | 250.31 | 254.07 | 254.07 | 1,239,000 |
| 2022-10-10 | 257.58 | 258.39 | 252.30 | 254.78 | 254.78 | 1,191,600 |
| 2022-10-07 | 261.40 | 265.98 | 256.48 | 257.89 | 257.89 | 1,778,200 |
| 2022-10-06 | 261.97 | 266.31 | 259.12 | 262.26 | 262.26 | 1,246,500 |
| 2022-10-05 | 265.28 | 266.43 | 257.51 | 261.69 | 261.69 | 1,573,600 |
| 2022-10-04 | 266.00 | 269.87 | 264.50 | 267.45 | 267.45 | 2,162,000 |
| 2022-10-03 | 269.00 | 269.50 | 260.69 | 264.30 | 264.30 | 2,498,800 |
| 2022-09-30 | 265.51 | 271.49 | 257.02 | 267.00 | 267.00 | 3,749,700 |
| 2022-09-29 | 269.29 | 271.38 | 260.36 | 264.28 | 264.28 | 6,184,000 |
| 2022-09-28 | 282.96 | 283.44 | 265.02 | 276.61 | 276.61 | 16,232,000 |
| 2022-09-27 | 197.02 | 200.95 | 195.50 | 197.79 | 197.79 | 849,100 |
| 2022-09-26 | 197.44 | 199.81 | 194.63 | 195.75 | 195.75 | 1,021,400 |
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.