CoStar Group, Inc. (CSGP)
NASDAQ: CSGP · Real-Time Price · USD
66.64
+0.04 (0.06%)
Dec 23, 2025, 4:00 PM EST - Market closed
CoStar Group Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Dec 23, 2025 | 66.60 | 66.88 | 65.79 | 66.64 | 66.64 | 0.06% | 2,680,852 |
| Dec 22, 2025 | 65.12 | 66.69 | 64.97 | 66.60 | 66.60 | 2.10% | 4,597,159 |
| Dec 19, 2025 | 64.41 | 65.84 | 63.99 | 65.23 | 65.23 | 0.54% | 9,576,214 |
| Dec 18, 2025 | 65.01 | 65.50 | 64.65 | 64.88 | 64.88 | 0.08% | 4,678,558 |
| Dec 17, 2025 | 63.62 | 65.09 | 63.60 | 64.83 | 64.83 | 1.90% | 4,680,495 |
| Dec 16, 2025 | 64.00 | 64.89 | 63.36 | 63.62 | 63.62 | -0.20% | 4,729,162 |
| Dec 15, 2025 | 68.25 | 68.25 | 62.00 | 63.75 | 63.75 | -6.57% | 8,271,442 |
| Dec 12, 2025 | 67.92 | 68.51 | 67.74 | 68.23 | 68.23 | 1.13% | 3,105,721 |
| Dec 11, 2025 | 67.76 | 68.50 | 67.16 | 67.47 | 67.47 | -0.59% | 3,370,055 |
| Dec 10, 2025 | 67.80 | 68.58 | 67.29 | 67.87 | 67.87 | -0.09% | 2,662,765 |
| Dec 9, 2025 | 66.52 | 68.49 | 66.34 | 67.93 | 67.93 | 2.41% | 2,774,363 |
| Dec 8, 2025 | 67.92 | 67.95 | 66.08 | 66.33 | 66.33 | -2.47% | 2,134,942 |
| Dec 5, 2025 | 67.81 | 68.77 | 67.47 | 68.01 | 68.01 | -0.26% | 2,903,531 |
| Dec 4, 2025 | 69.00 | 69.06 | 68.08 | 68.19 | 68.19 | -1.20% | 2,140,409 |
| Dec 3, 2025 | 68.22 | 69.12 | 68.03 | 69.02 | 69.02 | 1.20% | 2,304,909 |
| Dec 2, 2025 | 68.33 | 68.64 | 67.49 | 68.20 | 68.20 | 0.26% | 3,120,823 |
| Dec 1, 2025 | 67.97 | 69.30 | 67.85 | 68.02 | 68.02 | -1.13% | 3,026,121 |
| Nov 28, 2025 | 68.45 | 68.90 | 67.74 | 68.80 | 68.80 | 1.45% | 1,799,581 |
| Nov 26, 2025 | 68.75 | 69.12 | 67.78 | 67.82 | 67.82 | -1.99% | 3,277,604 |
| Nov 25, 2025 | 67.98 | 69.36 | 67.16 | 69.20 | 69.20 | 2.44% | 3,523,473 |
| Nov 24, 2025 | 67.42 | 68.27 | 66.95 | 67.55 | 67.55 | 0.45% | 10,506,117 |
| Nov 21, 2025 | 65.98 | 67.59 | 65.90 | 67.25 | 67.25 | 2.64% | 5,769,901 |
| Nov 20, 2025 | 66.73 | 66.81 | 64.72 | 65.52 | 65.52 | -0.76% | 5,403,137 |
| Nov 19, 2025 | 66.43 | 66.52 | 65.45 | 66.02 | 66.02 | -1.18% | 3,903,231 |
| Nov 18, 2025 | 67.00 | 67.42 | 66.23 | 66.81 | 66.81 | -0.28% | 3,961,848 |
| Nov 17, 2025 | 68.05 | 69.02 | 66.63 | 67.00 | 67.00 | -1.54% | 3,346,156 |
| Nov 14, 2025 | 68.34 | 69.06 | 67.86 | 68.05 | 68.05 | -0.70% | 3,648,659 |
| Nov 13, 2025 | 68.50 | 69.13 | 68.26 | 68.53 | 68.53 | -0.71% | 4,617,055 |
| Nov 12, 2025 | 68.27 | 69.29 | 67.42 | 69.02 | 69.02 | 0.89% | 4,608,810 |
| Nov 11, 2025 | 67.51 | 68.68 | 66.97 | 68.41 | 68.41 | 1.76% | 3,683,766 |
| Nov 10, 2025 | 67.52 | 67.55 | 66.27 | 67.23 | 67.23 | -0.43% | 3,887,935 |
| Nov 7, 2025 | 67.38 | 68.34 | 66.59 | 67.52 | 67.52 | 0.24% | 4,196,327 |
| Nov 6, 2025 | 70.05 | 70.56 | 67.14 | 67.36 | 67.36 | -4.37% | 4,764,016 |
| Nov 5, 2025 | 69.46 | 70.63 | 69.21 | 70.44 | 70.44 | 0.93% | 3,897,903 |
| Nov 4, 2025 | 69.65 | 70.09 | 68.57 | 69.79 | 69.79 | 0.59% | 4,498,511 |
| Nov 3, 2025 | 67.85 | 70.24 | 67.79 | 69.38 | 69.38 | 0.83% | 7,955,895 |
| Oct 31, 2025 | 68.76 | 69.14 | 66.41 | 68.81 | 68.81 | -1.19% | 7,020,490 |
| Oct 30, 2025 | 70.66 | 70.76 | 68.40 | 69.64 | 69.64 | -1.23% | 5,184,631 |
| Oct 29, 2025 | 72.34 | 72.50 | 63.82 | 70.51 | 70.51 | -9.87% | 15,475,608 |
| Oct 28, 2025 | 77.88 | 78.95 | 77.40 | 78.23 | 78.23 | 0.14% | 3,543,923 |
| Oct 27, 2025 | 77.89 | 79.08 | 77.40 | 78.12 | 78.12 | 0.30% | 2,804,469 |
| Oct 24, 2025 | 78.14 | 78.72 | 77.58 | 77.89 | 77.89 | 0.30% | 2,142,508 |
| Oct 23, 2025 | 77.14 | 77.84 | 76.43 | 77.66 | 77.66 | 0.61% | 1,823,387 |
| Oct 22, 2025 | 77.00 | 78.13 | 76.46 | 77.19 | 77.19 | 0.44% | 2,287,172 |
| Oct 21, 2025 | 74.64 | 76.98 | 74.13 | 76.85 | 76.85 | 2.52% | 2,897,341 |
| Oct 20, 2025 | 74.02 | 75.03 | 73.92 | 74.96 | 74.96 | 1.31% | 1,984,585 |
| Oct 17, 2025 | 74.18 | 74.89 | 73.58 | 73.99 | 73.99 | -0.48% | 2,915,982 |
| Oct 16, 2025 | 75.63 | 76.32 | 73.97 | 74.35 | 74.35 | -1.12% | 2,427,614 |
| Oct 15, 2025 | 75.65 | 75.97 | 74.26 | 75.19 | 75.19 | -0.71% | 2,913,443 |
| Oct 14, 2025 | 74.56 | 76.09 | 74.50 | 75.73 | 75.73 | 0.73% | 3,307,603 |