CoStar Group, Inc. (CSGP) Stock

CoStar Group, Inc. (CSGP) is a Technology stock trading at $30.12 (as of 2026-06-18), with a market capitalization of $13.15B and a trailing P/E of 469.1. Figures are sourced from first-party U.S. SEC EDGAR filings and market data.

CoStar Group, Inc. provides information, analytics, and online marketplace services to the commercial real estate, hospitality, residential, and related professionals industries in the United States, Canada, Europe, the Asia Pacific, and Latin America. It offers CoStar Property that provides inventory of office, industrial, retail, multifamily, hospitality, and student housing properties and land; CoStar COMPS, a robust database of comparable commercial real estate sales transactions; CoStar Market Analytics to view and report on aggregated market and submarket trends; and CoStar Tenant, an online business-to-business prospecting and analytical tool that provides tenant information. The company also provides Lease Comps and Analysis, a tool to capture, manage, and maintain lease data; CoStar Lease Analysis; Public Record, a searchable database of commercially-zoned parcels; CoStar Real Estate Manager, a real estate lease administration, portfolio management, and lease accounting compliance software solution; and CoStar Risk Analytics and CoStar Investment. In addition, it offers apartment marketing sites, such as ApartmentFinder.com, ForRent.com, ApartmentHomeLiving.com, WestsideRentals.com, AFTER55.com, CorporateHousing.com, ForRentUniversity.com, Apartamentos.com, and Off Campus Partners; LoopNet Premium Lister; LoopNet Diamond, Platinum, and Gold Ads; LandsofAmerica.com, LandAndFarm.com, and LandWatch.com for rural land for-sale; BizBuySell.com, BizQuest.com, and FindaFranchise.com for operating businesses and franchises for-sale; Ten-X, an online auction platform for commercial real estate; and HomeSnap, an online and mobile software platform, as well as Homes.com, a homes for sale listings site. CoStar Group, Inc. was founded in 1987 and is headquartered in Washington, the District of Columbia.

Valuation — source: SEC EDGAR (first-party)
Price$30.12
Market Cap$13.15B
P/E Ratio469.1
EV / EBITDA48.2
Price / Book1.69
Price / Sales3.93
DCF Value (model)$5.83
DCF Upside vs Price-80.6%
Profitability & Growth — source: SEC EDGAR
Revenue (TTM)$3.25B
Net Margin0.2%
Return on Equity0.3%
Debt / Equity0.13
Current Ratio2.20
Revenue Growth (YoY)18.7%
EPS Growth (YoY)-94.1%
FCF Growth (YoY)-166.0%
Financial Health — source: SEC EDGAR
Altman Z-Score4.26 (safe)
Piotroski F-Score5/9 (moderate)
Valuation vs Sector & Industry
Stock P/E469.1
Sector P/E (Technology)32.6
Industry P/E (Business Services)27.1
vs Sector1337.1%
vs Industry1632.5%
Smart-Money Activity — SEC Form 4 / 13F / Congressional disclosures
Top Institutional HolderVANGUARD GROUP INC ($4.71B)
Institutional Holders Tracked10
Congressional Trades (recent)10
Company
SectorTechnology
IndustryBusiness Services
CEOAndrew C. Florance
Employees6,593
CountryUS
IPO Date1998-07-01

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CSGP earnings history · CSGP institutional & insider holders · Congress trades · Insider trades · Short interest · Stock screener

Data as of 2026-06-18.

Figures sourced from U.S. Securities and Exchange Commission (SEC EDGAR) filings and market data. Not personalized investment advice.