Biogen Inc. historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
|---|---|---|---|---|---|---|
| 2023-06-13 | 310.84 | 312.76 | 299.52 | 304.60 | 304.60 | 1,526,900 |
| 2023-06-12 | 319.76 | 319.76 | 310.00 | 313.41 | 313.41 | 1,502,500 |
| 2023-06-09 | 308.88 | 308.88 | 308.88 | 308.88 | 308.88 | 8,100 |
| 2023-06-08 | 310.69 | 311.28 | 303.69 | 308.88 | 308.88 | 1,231,600 |
| 2023-06-07 | 299.63 | 309.30 | 294.04 | 304.90 | 304.90 | 2,034,300 |
| 2023-06-06 | 303.65 | 304.76 | 298.32 | 299.79 | 299.79 | 911,700 |
| 2023-06-05 | 299.67 | 304.29 | 299.59 | 302.13 | 302.13 | 1,085,200 |
| 2023-06-02 | 302.53 | 303.17 | 297.68 | 300.20 | 300.20 | 817,100 |
| 2023-06-01 | 301.02 | 308.38 | 300.19 | 302.41 | 302.41 | 1,033,600 |
| 2023-05-31 | 298.69 | 299.58 | 294.81 | 296.41 | 296.41 | 1,566,900 |
| 2023-05-30 | 297.92 | 298.95 | 295.00 | 298.69 | 298.69 | 802,600 |
| 2023-05-26 | 298.51 | 299.11 | 294.83 | 298.66 | 298.66 | 945,500 |
| 2023-05-25 | 298.51 | 298.89 | 291.64 | 297.13 | 297.13 | 1,073,000 |
| 2023-05-24 | 301.82 | 302.31 | 298.33 | 301.56 | 301.56 | 842,700 |
| 2023-05-23 | 305.23 | 306.87 | 302.33 | 303.15 | 303.15 | 762,700 |
| 2023-05-22 | 309.93 | 310.47 | 306.13 | 306.87 | 306.87 | 528,000 |
| 2023-05-19 | 307.00 | 310.50 | 306.52 | 308.48 | 308.48 | 568,800 |
| 2023-05-18 | 305.85 | 306.23 | 301.94 | 305.45 | 305.45 | 616,800 |
| 2023-05-17 | 308.25 | 308.25 | 302.15 | 306.25 | 306.25 | 585,400 |
| 2023-05-16 | 310.60 | 310.64 | 306.11 | 307.61 | 307.61 | 638,400 |
| 2023-05-15 | 310.00 | 312.48 | 309.15 | 311.87 | 311.87 | 495,800 |
| 2023-05-12 | 310.97 | 311.41 | 307.70 | 309.60 | 309.60 | 442,600 |
| 2023-05-11 | 313.50 | 313.59 | 308.65 | 310.56 | 310.56 | 726,300 |
| 2023-05-10 | 315.19 | 315.78 | 310.71 | 313.26 | 313.26 | 795,100 |
| 2023-05-09 | 311.87 | 315.69 | 311.09 | 314.00 | 314.00 | 906,100 |
| 2023-05-08 | 317.48 | 317.48 | 310.00 | 314.37 | 314.37 | 936,100 |
| 2023-05-05 | 313.81 | 319.74 | 310.66 | 318.06 | 318.06 | 1,734,700 |
| 2023-05-04 | 311.42 | 314.37 | 309.58 | 313.57 | 313.57 | 1,214,000 |
| 2023-05-03 | 315.00 | 316.69 | 309.55 | 311.00 | 311.00 | 2,787,500 |
| 2023-05-02 | 309.20 | 311.89 | 305.26 | 309.28 | 309.28 | 1,090,900 |
| 2023-05-01 | 305.75 | 312.23 | 304.22 | 311.11 | 311.11 | 1,278,900 |
| 2023-04-28 | 293.91 | 305.50 | 293.37 | 304.23 | 304.23 | 1,957,700 |
| 2023-04-27 | 288.00 | 294.08 | 285.55 | 293.72 | 293.72 | 1,459,500 |
| 2023-04-26 | 278.59 | 289.24 | 274.90 | 288.04 | 288.04 | 1,817,400 |
| 2023-04-25 | 291.05 | 294.00 | 280.71 | 282.41 | 282.41 | 1,527,900 |
| 2023-04-24 | 293.99 | 295.25 | 292.17 | 293.03 | 293.03 | 1,138,100 |
| 2023-04-21 | 290.60 | 294.19 | 289.51 | 293.99 | 293.99 | 847,800 |
| 2023-04-20 | 290.24 | 291.58 | 289.26 | 290.27 | 290.27 | 653,500 |
| 2023-04-19 | 292.69 | 293.85 | 291.98 | 292.27 | 292.27 | 492,400 |
| 2023-04-18 | 292.36 | 294.62 | 290.07 | 293.83 | 293.83 | 668,900 |
| 2023-04-17 | 294.00 | 294.22 | 290.05 | 292.20 | 292.20 | 764,900 |
| 2023-04-14 | 288.55 | 289.39 | 285.05 | 288.13 | 288.13 | 571,400 |
| 2023-04-13 | 286.26 | 290.90 | 285.45 | 289.70 | 289.70 | 715,500 |
| 2023-04-12 | 284.57 | 287.09 | 283.60 | 285.79 | 285.79 | 611,200 |
| 2023-04-11 | 283.32 | 285.47 | 282.49 | 283.69 | 283.69 | 556,100 |
| 2023-04-10 | 285.40 | 285.65 | 280.29 | 282.86 | 282.86 | 475,800 |
| 2023-04-06 | 285.06 | 287.77 | 283.80 | 286.80 | 286.80 | 737,100 |
| 2023-04-05 | 276.00 | 285.36 | 275.33 | 283.99 | 283.99 | 1,008,200 |
| 2023-04-04 | 277.11 | 277.58 | 273.39 | 275.25 | 275.25 | 579,200 |
| 2023-04-03 | 276.34 | 279.07 | 275.68 | 277.34 | 277.34 | 772,800 |
| 2023-03-31 | 275.44 | 279.00 | 275.44 | 278.03 | 278.03 | 1,197,000 |
| 2023-03-30 | 275.73 | 276.38 | 272.64 | 275.13 | 275.13 | 714,000 |
| 2023-03-29 | 271.12 | 274.62 | 270.89 | 274.01 | 274.01 | 772,900 |
| 2023-03-28 | 270.06 | 271.90 | 268.78 | 270.25 | 270.25 | 560,300 |
| 2023-03-27 | 270.81 | 272.43 | 269.48 | 269.98 | 269.98 | 607,800 |
| 2023-03-24 | 265.44 | 271.36 | 263.15 | 270.03 | 270.03 | 973,400 |
| 2023-03-23 | 262.84 | 267.45 | 262.50 | 265.17 | 265.17 | 703,700 |
| 2023-03-22 | 266.11 | 267.25 | 260.95 | 261.22 | 261.22 | 530,500 |
| 2023-03-21 | 268.97 | 268.99 | 264.14 | 266.15 | 266.15 | 621,300 |
| 2023-03-20 | 264.65 | 268.79 | 262.76 | 267.91 | 267.91 | 878,400 |
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.