CoStar - 27 Year Stock Price History | CSGP
Historical daily share price chart and data for CoStar since 1998 adjusted for splits and dividends. The latest closing stock price for CoStar as of August 21, 2025 is 88.36.
- The all-time high CoStar stock closing price was 99.74 on October 26, 2021.
- The CoStar 52-week high stock price is 97.43, which is 10.3% above the current share price.
- The CoStar 52-week low stock price is 68.26, which is 22.7% below the current share price.
- The average CoStar stock price for the last 52 weeks is 78.41.
For more information on how our historical price data is adjusted see the Stock Price Adjustment Guide.
| CoStar Historical Annual Stock Price Data |
| Year |
Average Stock Price |
Year Open |
Year High |
Year Low |
Year Close |
Annual % Change |
| 2025 |
79.7871 |
70.8300 |
96.8300 |
69.2900 |
88.3600 |
23.43% |
| 2024 |
80.4651 |
85.4600 |
97.7300 |
69.8400 |
71.5900 |
-18.08% |
| 2023 |
78.7205 |
77.6500 |
91.8000 |
65.8500 |
87.3900 |
13.08% |
| 2022 |
68.6748 |
78.8400 |
84.1600 |
53.2700 |
77.2800 |
-2.21% |
| 2021 |
85.7730 |
89.5260 |
99.7400 |
75.2300 |
79.0300 |
-14.50% |
| 2020 |
74.4106 |
62.0660 |
93.9500 |
52.3370 |
92.4280 |
54.48% |
| 2019 |
52.8064 |
33.4720 |
63.4260 |
32.7280 |
59.8300 |
77.36% |
| 2018 |
38.0865 |
29.6790 |
44.6720 |
29.6790 |
33.7340 |
13.60% |
| 2017 |
25.4433 |
18.6150 |
31.0190 |
18.6150 |
29.6950 |
57.54% |
| 2016 |
19.6247 |
19.7540 |
22.4100 |
14.8900 |
18.8490 |
-8.81% |
| 2015 |
19.5871 |
18.0130 |
21.8430 |
16.4530 |
20.6690 |
12.56% |
| 2014 |
16.5032 |
18.1880 |
21.4000 |
13.7600 |
18.3630 |
-0.51% |
| 2013 |
13.5750 |
9.3080 |
18.6620 |
8.9280 |
18.4580 |
106.53% |
| 2012 |
7.5024 |
6.5880 |
8.9540 |
5.6670 |
8.9370 |
33.93% |
| 2011 |
5.8818 |
5.8290 |
7.2840 |
4.6700 |
6.6730 |
15.93% |
| 2010 |
4.4818 |
4.2250 |
5.7750 |
3.7660 |
5.7560 |
37.80% |
| 2009 |
3.6176 |
3.3510 |
4.4430 |
2.4230 |
4.1770 |
26.81% |
| 2008 |
4.3019 |
4.5310 |
5.6700 |
2.7000 |
3.2940 |
-30.29% |
| 2007 |
5.1374 |
5.2150 |
6.1650 |
4.3440 |
4.7250 |
-11.78% |
| 2006 |
4.9414 |
4.4060 |
6.1220 |
3.8520 |
5.3560 |
24.07% |
| 2005 |
4.3319 |
4.6210 |
4.9810 |
3.3720 |
4.3170 |
-6.52% |
| 2004 |
4.1679 |
4.2150 |
4.9190 |
3.5830 |
4.6180 |
10.74% |
| 2003 |
2.8257 |
1.7770 |
4.2850 |
1.7770 |
4.1700 |
126.02% |
| 2002 |
2.0509 |
2.3050 |
2.5700 |
1.5900 |
1.8450 |
-23.16% |
| 2001 |
2.2110 |
2.1625 |
3.0531 |
1.5063 |
2.4010 |
1.63% |
| 2000 |
3.0361 |
3.1375 |
5.2125 |
1.9750 |
2.3625 |
-34.15% |
| 1999 |
2.8963 |
1.2625 |
4.8000 |
1.2625 |
3.5875 |
184.16% |
| Sector |
Industry |
Market Cap |
Revenue |
| Computer and Technology |
Information Technology Services |
$37.387B |
$2.736B |
|
CoStar Group, Inc. provides information services to the commercial real estate industry. Their wide array of digital service offerings includes a leasing marketplace, a selling marketplace, sales comparable information, decision support, contact management, tenant information, property marketing, and industry news. They have three assets that provide a unique foundation for this marketplace: comprehensive national databases; large research department; and large number of participating organizations.
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