Costar Group, Inc. historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
|---|---|---|---|---|---|---|
| 2009-11-16 | 41.360 | 42.400 | 41.360 | 41.980 | 4.198 | 1,594,580 |
| 2009-11-13 | 40.450 | 41.380 | 40.060 | 41.030 | 4.103 | 690,480 |
| 2009-11-12 | 41.070 | 41.230 | 40.140 | 40.210 | 4.021 | 533,560 |
| 2009-11-11 | 41.230 | 41.330 | 40.690 | 41.020 | 4.102 | 378,440 |
| 2009-11-10 | 40.590 | 41.510 | 40.520 | 40.750 | 4.075 | 1,066,450 |
| 2009-11-09 | 40.010 | 40.950 | 39.350 | 40.920 | 4.092 | 1,034,030 |
| 2009-11-06 | 39.350 | 39.950 | 39.270 | 39.640 | 3.964 | 479,590 |
| 2009-11-05 | 39.440 | 39.710 | 39.110 | 39.660 | 3.966 | 1,185,170 |
| 2009-11-04 | 38.870 | 39.410 | 38.290 | 38.990 | 3.899 | 1,986,010 |
| 2009-11-03 | 37.970 | 38.780 | 37.890 | 38.780 | 3.878 | 1,334,620 |
| 2009-11-02 | 38.940 | 38.940 | 37.770 | 38.350 | 3.835 | 2,035,900 |
| 2009-10-30 | 38.990 | 39.930 | 38.290 | 38.820 | 3.882 | 1,910,950 |
| 2009-10-29 | 39.840 | 39.840 | 39.270 | 39.400 | 3.940 | 997,630 |
| 2009-10-28 | 40.250 | 40.900 | 39.340 | 39.350 | 3.935 | 2,067,930 |
| 2009-10-27 | 41.300 | 41.960 | 40.430 | 40.520 | 4.052 | 3,058,240 |
| 2009-10-26 | 40.950 | 41.430 | 40.420 | 41.040 | 4.104 | 2,900,610 |
| 2009-10-23 | 40.000 | 41.360 | 39.870 | 41.030 | 4.103 | 3,252,250 |
| 2009-10-22 | 41.580 | 41.580 | 38.970 | 39.930 | 3.993 | 5,506,360 |
| 2009-10-21 | 41.780 | 42.430 | 40.990 | 41.650 | 4.165 | 2,999,860 |
| 2009-10-20 | 43.490 | 43.659 | 41.970 | 42.010 | 4.201 | 2,639,100 |
| 2009-10-19 | 43.380 | 43.630 | 42.920 | 43.410 | 4.341 | 1,726,830 |
| 2009-10-16 | 43.480 | 43.520 | 42.740 | 43.100 | 4.310 | 1,540,280 |
| 2009-10-15 | 44.270 | 44.270 | 43.490 | 43.610 | 4.361 | 1,109,060 |
| 2009-10-14 | 43.350 | 44.480 | 43.000 | 44.430 | 4.443 | 1,493,520 |
| 2009-10-13 | 43.000 | 43.060 | 42.570 | 42.990 | 4.299 | 1,213,320 |
| 2009-10-12 | 43.310 | 43.960 | 42.800 | 42.990 | 4.299 | 1,203,830 |
| 2009-10-09 | 41.990 | 43.290 | 41.870 | 43.280 | 4.328 | 815,290 |
| 2009-10-08 | 41.810 | 42.350 | 41.550 | 42.060 | 4.206 | 1,923,860 |
| 2009-10-07 | 41.630 | 42.160 | 41.420 | 41.660 | 4.166 | 1,190,580 |
| 2009-10-06 | 40.730 | 41.660 | 39.910 | 41.660 | 4.166 | 969,740 |
| 2009-10-05 | 39.680 | 40.400 | 38.860 | 40.380 | 4.038 | 1,334,120 |
| 2009-10-02 | 39.100 | 39.920 | 38.130 | 39.450 | 3.945 | 862,320 |
| 2009-10-01 | 41.120 | 41.120 | 39.320 | 39.330 | 3.933 | 2,199,140 |
| 2009-09-30 | 41.610 | 41.800 | 40.730 | 41.220 | 4.122 | 1,766,920 |
| 2009-09-29 | 40.900 | 41.690 | 40.900 | 41.570 | 4.157 | 637,350 |
| 2009-09-28 | 40.250 | 41.670 | 40.170 | 40.990 | 4.099 | 764,400 |
| 2009-09-25 | 39.950 | 40.550 | 39.720 | 40.150 | 4.015 | 614,060 |
| 2009-09-24 | 40.830 | 40.830 | 39.710 | 39.990 | 3.999 | 450,780 |
| 2009-09-23 | 40.930 | 41.065 | 40.130 | 40.550 | 4.055 | 713,330 |
| 2009-09-22 | 40.490 | 41.145 | 40.490 | 40.750 | 4.075 | 491,550 |
| 2009-09-21 | 40.840 | 41.140 | 40.495 | 40.610 | 4.061 | 460,140 |
| 2009-09-18 | 41.320 | 41.320 | 40.460 | 41.110 | 4.111 | 1,173,890 |
| 2009-09-17 | 40.350 | 41.420 | 40.330 | 41.360 | 4.136 | 1,092,360 |
| 2009-09-16 | 38.930 | 40.310 | 38.830 | 40.310 | 4.031 | 1,109,640 |
| 2009-09-15 | 39.120 | 39.310 | 38.690 | 39.140 | 3.914 | 310,260 |
| 2009-09-14 | 38.270 | 39.340 | 38.230 | 39.310 | 3.931 | 430,190 |
| 2009-09-11 | 38.560 | 38.820 | 38.310 | 38.650 | 3.865 | 383,260 |
| 2009-09-10 | 38.230 | 38.640 | 37.860 | 38.630 | 3.863 | 310,500 |
| 2009-09-09 | 37.780 | 38.450 | 37.700 | 38.380 | 3.838 | 588,770 |
| 2009-09-08 | 37.370 | 37.710 | 36.900 | 37.690 | 3.769 | 913,710 |
| 2009-09-04 | 36.380 | 37.110 | 36.230 | 37.000 | 3.700 | 409,270 |
| 2009-09-03 | 36.840 | 37.550 | 35.770 | 36.730 | 3.673 | 1,142,100 |
| 2009-09-02 | 37.410 | 37.550 | 36.770 | 36.790 | 3.679 | 1,004,340 |
| 2009-09-01 | 37.600 | 38.660 | 37.100 | 37.390 | 3.739 | 1,554,810 |
| 2009-08-31 | 38.150 | 38.220 | 37.630 | 37.930 | 3.793 | 850,140 |
| 2009-08-28 | 39.080 | 39.300 | 38.190 | 38.360 | 3.836 | 469,790 |
| 2009-08-27 | 39.100 | 39.130 | 38.140 | 38.690 | 3.869 | 2,311,420 |
| 2009-08-26 | 39.020 | 39.230 | 38.770 | 39.110 | 3.911 | 598,480 |
| 2009-08-25 | 39.730 | 39.950 | 39.140 | 39.250 | 3.925 | 880,660 |
| 2009-08-24 | 39.470 | 39.990 | 39.250 | 39.530 | 3.953 | 1,358,880 |
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.