CoStar Group, Inc.CSGP
NasdaqGS•Real Estate•Real Estate Services
CoStar Group, Inc. provides information, analytics, and online marketplace services to real estate and related business communities in the United States, Australia, Canada, Europe, the Asia Pacific, and Latin America. It offers CoStar Property that provides inventory of office, industrial, retail, multifamily, hospitality, and student housing, and land properties; CoStar Leasing, a data on lease transactions and tools to manage user-entered lease data; CoStar Sales, a database of commercial real estate sales transactions; CoStar Owners provides detailed portfolio information; CoStar Markets to view and report on market and submarket trends; and CoStar Tenant that provides tenant information. The company also provides hospitality benchmarking that allows hotels to measure performance against competitors; Debt Solutions, a tool for lenders to manage loan portfolios and risk; and real estate and lease management technology solutions, such as lease administration, lease accounting, and transaction management services. In addition, it offers Apartamentos.com, an apartment marketing sites; LoopNet.com, a commercial property marketing sites; Homes.com, a home for sale listings site; Ten-X, an online auction platform for commercial real estate; Land.com, a marketplace for rural land sales; and BizBuySell.com, a marketplace for operating businesses and franchises for sale. It serves sales, leasing, and mortgage brokers; property, real estate investment trust, insurance companies, and asset managers; and government agencies, property owners, mortgage-backed security issuers, appraisers, design and construction professionals, pension fund managers, real estate developers, reporters tenant vendors, bankers, building services vendors, mortgage bankers, communications providers, retailers, institutional advisors, hospitality owners, investors, and real estate agents. The company was founded in 1986 and is headquartered in Arlington, Virginia.
CoStar Group, Inc. (CSGP) reported trailing twelve months revenue of $3.41B as of March 2026, a 21.3% increase year-over-year. Quarterly revenue reached $897.00M, reflecting continued top-line momentum.
CoStar Group, Inc. generated $24.80M in TTM net income, with quarterly EBITDA of $85.00M. The operating margin expanded from -5.8% to 0.3%, suggesting improving cost efficiency and pricing discipline.
The spread between operating margin (0.3%) and net margin (0.3%) indicates tight cost control with minimal non-operating drag. Net margin has improved from -2.0% a year ago, signaling stronger bottom-line efficiency.
CSGP trades at a P/E of 546.9x (a premium multiple) and a P/S of 4.0x. The price-to-book ratio of 1.7x reflects a moderate premium to book value.
The company generated $107.00M in free cash flow over the trailing twelve months, a 21500.0% increase year-over-year, indicating strong cash generation ability. The balance sheet shows $10.16B in total assets with $994.00M in long-term debt against $7.91B in stockholders equity for a debt-to-equity ratio of 0.1, a conservative capital structure. Data based on the most recent quarterly reports.
Competitive analysis based on 21 quarters of fundamental data
Operating margins are under pressure, averaging -0.4%. The business may lack pricing power or face rising costs.'
ROE is positive at ~1.3% on average, adequate but below the threshold typically associated with wide moats.
5 of the last 8 quarters generated positive FCF. The company generally funds itself but has occasional cash consumption quarters.
TTM revenue has grown consistently (7 of 7 quarters up), with ~31.3% growth over the period. Strong demand durability.
Data-driven red flags and warnings across 21 quarters
Operating margins dropped 562.8% over recent quarters — a sharp decline suggesting serious cost or pricing challenges.
FCF/Net Income has dropped below 0.7x in 4 quarters — monitor for earnings quality deterioration.
D/E ratio is 0.1 — conservative capital structure with low financial risk.
Revenue is stable or growing over recent quarters — demand appears durable.
FCF turned negative in 3 of the last 8 quarters — occasional cash consumption.
Share count is stable — no significant dilution or buyback activity.