CoStar Group
CoStar Group, Inc. (Nasdaq: CSGP) operates as a leading provider of online real estate marketplaces, information, analytics, and 3D digital twin technology across property markets worldwide. The company's mission centers on digitizing the world's real estate by empowering all participants to discover properties,… From the company’s description.
Margins and return on equity change in ; everything else in percent. Fewer shares and less debt are shown plainly, not as bad news — it depends what you make of buybacks. Dotted labels explain each measure. is shown separately from the annual figures.
What CoStar Group does
In the company’s own words
CoStar Group, Inc. (Nasdaq: CSGP) operates as a leading provider of online real estate marketplaces, information, analytics, and 3D digital twin technology across property markets worldwide. The company's mission centers on digitizing the world's real estate by empowering all participants to discover properties, insights, and connections that improve their businesses and lives. CoStar Group maintains its investor relations website at http://www.costargroup.com/investors.
The company operates through two primary reportable segments: Commercial Real Estate and Residential Real Estate. The Commercial Real Estate segment delivers subscription-based access to comprehensive commercial real estate intelligence through its CoStar platform, which provides property inventories, leasing data, sales transactions, tenant information, market analytics, and hospitality benchmarking. This segment also operates LoopNet, a leading commercial property marketing network, alongside Matterport's 3D digital twin technology, BizBuySell marketplace for business sales, and Ten-X commercial real estate auction platform. The Residential Real Estate segment aggregates consumer demand through flagship brands including Apartments.com, Homes.com, Land.com, Domain in Australia, and OnTheMarket in the United Kingdom, connecting renters and buyers with property listings while providing marketing and leads to agents, owners, landlords, and property managers.
CoStar Group employs over 8,000 people across 20 countries, with approximately 78 percent based in the United States. The company maintains a highly diversified revenue base across numerous customer types including property owners, real estate agents, brokers, developers, appraisers, property managers, investors, financial institutions, and government agencies. The company has built its competitive position through more than 35 years of database development and acquisition, creating one of the industry's most comprehensive commercial real estate information repositories comprising hundreds of data fields tracking location, building characteristics, sales comparables, tenant information, and demographic data. Recent strategic acquisitions including Visual Lease, Matterport, and Domain have expanded the company's service offerings and geographic reach. CoStar Group leverages proprietary technology, artificial intelligence, and extensive field research capabilities to maintain its position as an industry standard provider of real estate information and marketplace services.
Company details
- Sector
- Real Estate
- Industry (SIC)
- Business Services
- Headquarters
- ARLINGTON, VA
- Fiscal year end
- December
- CIK
- 1057352
- SIC
- 7389
Financial performance, year by year
Fiscal 2013–2025 · USDThe full income statement, balance sheet and cash flow for each of these years — every figure traceable to its filing — is on the Financials tab with a free account.
Who owns CoStar Group — and what changed
Funds as of 2026Q2 · superinvestors as of 2026-06-30
Superinvestors in CoStar Group · what they did last quarter
Share of each manager’s reported 13F portfolio. Change is in shares held, since the previous quarter.
Largest fund holders · CoStar Group’s weight in each
Fund ownership is a floor, not a census — pensions, insurers and people holding shares directly are not visible here.
CoStar Group’s bonds, as funds hold them
Funds report holding 1 issues of CoStar Group’s debt, $243.36M at market value — what funds hold, not the company’s total debt. Weighted-average coupon 2.80%, maturing 2030 to 2030.
Fund ownership counts N-PORT filers only, so it is a floor rather than a census — pensions, insurers and direct holders are not visible here, and the remainder is not “held by individuals”.
Fund ownership is a subset of institutional 13F ownership — the two describe overlapping populations and must not be added together.
Every fund and institutional holder, quarter by quarter, is on the Ownership tab with a free account.
Recent filings
All filings →Each filing opens into its own statements and disclosures here.
Put this business in context.
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