CoStar Group, Inc. Share Price
NASDAQ: CSGP | Large CapCoStar Group, Inc. Stock Performance
CoStar Group, Inc. Share Price Today
As of 9 October 2026, CoStar Group, Inc.'s share price is $29.81. The stock opened at $27.68, compared to its previous close of $27.61. During today's trading session, CoStar Group, Inc.'s share price traded between $27.66 and $29.80, with an average price of $28.73. Over the past 52 weeks, the stock has recorded a high of $80.38 and a low of $26.00. In terms of performance, CoStar Group, Inc.'s share price has declined by 13.89% over the last six months and is down 56.68% on a year-on-year basis.
CoStar Group, Inc. Share Price Chart
CoStar Group, Inc. Quarterly Profit & Loss
All figures in USD
CoStar Group, Inc. Annual Profit & Loss
All figures in USD
About CoStar Group, Inc.
CoStar Group is a global provider of proprietary information, analytics, and online marketplaces serving both commercial and residential real estate. The firm operates through a diverse portfolio of brands, including CoStar Suite for commercial real estate research, LoopNet for commercial listings, Apartments.com for multifamily rentals, and Homes.com for residential brokerage. It primarily sells high-margin software-as-a-service subscriptions that provide institutional clients with forensic property data and premium advertising visibility. With operations across North America, Europe, and Asia-Pacific, CoStar maintains the industry's most comprehensive centralized real estate database, functioning as a critical information utility for brokers, lenders, and owners worldwide.
CoStar Group, Inc. Historical Returns
| Month | Open | Close | Change % |
|---|---|---|---|
Oct 2026 | $27.91 | $29.80 | +8.74% |
Sep 2026 | $32.00 | $27.41 | -12.56% |
Aug 2026 | $29.56 | $31.34 | +8.95% |
Jul 2026 | $29.02 | $28.77 | +1.63% |
Jun 2026 | $32.73 | $28.30 | -12.03% |
May 2026 | $35.15 | $32.17 | -7.07% |
Apr 2026 | $40.15 | $34.62 | -14.14% |
Mar 2026 | $43.51 | $40.32 | -9.68% |
Feb 2026 | $61.19 | $44.64 | -27.41% |
Jan 2026 | $67.06 | $61.50 | -8.54% |
Dec 2025 | $68.21 | $67.25 | -2.26% |
Nov 2025 | $67.89 | $68.80 | -0.01% |
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