Costar Group, Inc. historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
|---|---|---|---|---|---|---|
| 2017-12-20 | 299.73 | 299.73 | 295.67 | 296.92 | 29.692 | 1,024,560 |
| 2017-12-19 | 297.00 | 300.22 | 296.52 | 298.86 | 29.886 | 3,262,680 |
| 2017-12-18 | 297.55 | 300.98 | 294.59 | 297.25 | 29.725 | 3,690,010 |
| 2017-12-15 | 289.13 | 299.17 | 285.00 | 294.86 | 29.486 | 4,501,200 |
| 2017-12-14 | 290.89 | 292.83 | 286.07 | 287.80 | 28.780 | 3,420,550 |
| 2017-12-13 | 288.48 | 294.31 | 288.48 | 291.16 | 29.116 | 3,579,040 |
| 2017-12-12 | 285.94 | 291.40 | 283.11 | 287.83 | 28.783 | 6,008,070 |
| 2017-12-11 | 292.35 | 292.82 | 289.49 | 290.50 | 29.050 | 3,168,470 |
| 2017-12-08 | 293.40 | 295.13 | 291.03 | 292.34 | 29.234 | 2,455,630 |
| 2017-12-07 | 294.09 | 295.83 | 290.84 | 291.82 | 29.182 | 2,311,080 |
| 2017-12-06 | 291.88 | 296.77 | 291.63 | 293.21 | 29.321 | 2,924,410 |
| 2017-12-05 | 295.98 | 298.00 | 291.94 | 292.59 | 29.259 | 2,028,340 |
| 2017-12-04 | 304.86 | 306.96 | 295.10 | 295.77 | 29.577 | 1,863,320 |
| 2017-12-01 | 305.57 | 305.99 | 297.07 | 302.01 | 30.201 | 2,493,320 |
| 2017-11-30 | 304.18 | 306.03 | 300.01 | 304.97 | 30.497 | 2,749,330 |
| 2017-11-29 | 308.18 | 308.51 | 298.57 | 301.86 | 30.186 | 2,002,790 |
| 2017-11-28 | 309.23 | 310.64 | 306.23 | 307.42 | 30.742 | 2,003,910 |
| 2017-11-27 | 310.18 | 313.75 | 309.01 | 309.49 | 30.949 | 1,707,870 |
| 2017-11-24 | 309.44 | 314.73 | 308.98 | 310.19 | 31.019 | 659,070 |
| 2017-11-22 | 308.52 | 309.56 | 304.71 | 308.80 | 30.880 | 1,637,790 |
| 2017-11-21 | 307.77 | 311.08 | 307.15 | 307.97 | 30.797 | 1,721,900 |
| 2017-11-20 | 305.69 | 307.52 | 303.01 | 306.63 | 30.663 | 1,752,220 |
| 2017-11-17 | 304.53 | 306.69 | 303.67 | 304.74 | 30.474 | 2,239,720 |
| 2017-11-16 | 298.67 | 304.63 | 297.39 | 303.53 | 30.353 | 2,207,260 |
| 2017-11-15 | 297.20 | 298.54 | 293.99 | 297.31 | 29.731 | 1,049,870 |
| 2017-11-14 | 295.41 | 299.96 | 294.73 | 299.05 | 29.905 | 2,130,300 |
| 2017-11-13 | 295.87 | 297.65 | 294.41 | 296.43 | 29.643 | 1,291,620 |
| 2017-11-10 | 299.36 | 299.84 | 293.49 | 296.68 | 29.668 | 1,378,490 |
| 2017-11-09 | 299.09 | 299.91 | 295.11 | 299.29 | 29.929 | 1,801,080 |
| 2017-11-08 | 302.12 | 302.12 | 299.37 | 300.70 | 30.070 | 2,133,910 |
| 2017-11-07 | 300.00 | 301.47 | 298.51 | 299.36 | 29.936 | 1,655,200 |
| 2017-11-06 | 296.00 | 300.01 | 295.80 | 299.88 | 29.988 | 1,487,800 |
| 2017-11-03 | 293.93 | 296.32 | 292.44 | 295.78 | 29.578 | 1,501,840 |
| 2017-11-02 | 294.32 | 297.39 | 293.49 | 293.62 | 29.362 | 1,874,560 |
| 2017-11-01 | 298.02 | 298.02 | 292.56 | 295.13 | 29.513 | 1,962,760 |
| 2017-10-31 | 295.85 | 298.39 | 294.01 | 295.75 | 29.575 | 2,909,020 |
| 2017-10-30 | 299.81 | 299.81 | 293.31 | 294.50 | 29.450 | 2,168,410 |
| 2017-10-27 | 291.69 | 301.04 | 286.65 | 299.38 | 29.938 | 4,300,610 |
| 2017-10-26 | 281.47 | 294.28 | 277.39 | 289.25 | 28.925 | 7,495,850 |
| 2017-10-25 | 281.11 | 282.51 | 276.65 | 278.41 | 27.841 | 2,530,530 |
| 2017-10-24 | 284.19 | 284.19 | 279.35 | 280.74 | 28.074 | 2,041,730 |
| 2017-10-23 | 282.27 | 284.60 | 281.98 | 283.70 | 28.370 | 1,161,090 |
| 2017-10-20 | 282.39 | 282.70 | 279.82 | 282.56 | 28.256 | 1,233,760 |
| 2017-10-19 | 281.95 | 281.95 | 278.86 | 280.48 | 28.048 | 1,523,030 |
| 2017-10-18 | 284.69 | 284.69 | 283.14 | 283.75 | 28.375 | 1,403,800 |
| 2017-10-17 | 286.38 | 287.42 | 283.43 | 283.72 | 28.372 | 1,381,270 |
| 2017-10-16 | 288.20 | 289.50 | 283.00 | 286.22 | 28.622 | 1,820,560 |
| 2017-10-13 | 288.18 | 291.96 | 285.63 | 287.02 | 28.702 | 3,917,060 |
| 2017-10-12 | 289.24 | 291.94 | 285.19 | 287.24 | 28.724 | 2,293,590 |
| 2017-10-11 | 280.08 | 289.51 | 280.08 | 289.20 | 28.920 | 4,183,340 |
| 2017-10-10 | 278.43 | 279.89 | 277.58 | 279.29 | 27.929 | 2,342,510 |
| 2017-10-09 | 276.66 | 278.42 | 276.12 | 276.78 | 27.678 | 1,352,050 |
| 2017-10-06 | 272.53 | 277.85 | 272.27 | 276.91 | 27.691 | 2,963,080 |
| 2017-10-05 | 273.13 | 274.92 | 271.69 | 274.39 | 27.439 | 1,943,870 |
| 2017-10-04 | 271.13 | 273.20 | 266.37 | 271.79 | 27.179 | 3,466,100 |
| 2017-10-03 | 272.00 | 272.54 | 268.81 | 271.63 | 27.163 | 3,276,740 |
| 2017-10-02 | 269.50 | 272.72 | 265.59 | 271.69 | 27.169 | 3,938,030 |
| 2017-09-29 | 265.00 | 270.00 | 255.41 | 268.25 | 26.825 | 13,928,400 |
| 2017-09-28 | 264.97 | 269.41 | 264.00 | 266.10 | 26.610 | 3,277,410 |
| 2017-09-27 | 267.33 | 271.71 | 266.54 | 267.05 | 26.705 | 2,670,560 |
Stock splits
| Date | Split (new : old) |
|---|---|
| 2021-06-28 | 10:1 |
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.