CoStar Group, Inc. (CSGP)

CoStar Group's stock price has experienced fluctuations in the past six months. As of October 24, 2025, the stock closed at $77.89, showing a 5.05% increase from October 24, 2024, but a decrease of 3.96% over the last six months. Key events include Q1 and Q2 2025 earnings releases, the Annual General Meeting, the upcoming Q3 2025 earnings release, the acquisition of Matterport for $1.6 billion, the acquisition of Ag-Analytics, the Homes.com network solidifying its position as the number two residential real estate marketplace in the United States, and the board approving a stock repurchase program. CoStar Group reported strong Q2 2025 results, with revenue increasing 15% year-over-year to $781 million, adjusted EBITDA seeing a significant 108% year-over-year increase to $85 million, and record net new bookings of $93 million.

CoStar Group's revenue model is largely subscription-based, with over 95% of its revenue coming from subscriptions and a 90% renewal rate for contracts of twelve months or longer, providing a predictable revenue stream. While its core commercial real estate data and analytics might be less susceptible to sharp seasonal swings, its residential platforms like Homes.com and Apartments.com could experience some seasonal variations in demand for listings and advertising, aligning with broader residential market trends. The hospitality sector, served by STR, also experiences seasonal demand fluctuations.

CoStar Group, Inc. is a global leader providing information, analytics, and online marketplace services to the commercial and residential real estate industries. The company operates within the Internet Services sector and the Real Estate - Services industry, leveraging technology, data aggregation, and digital platforms to digitize the world's real estate. Its major products and brands include CoStar, LoopNet, Apartments.com, Homes.com, Ten-X, Land.com, BizBuySell.com, Matterport, STR, and OnTheMarket, along with other international brands.

CoStar Group, Inc. has a global presence, providing its services in the United States, Canada, Europe, the Asia Pacific, and Latin America. The company maintains offices in 21 countries, with North America accounting for 95% of its net sales.

CoStar Group generally maintains a strong brand reputation, particularly as a leader in commercial real estate information and analytics, with a customer retention rate of 92% and 95,000 active professional subscribers. However, in the past year, there has been a public dispute with Zillow regarding Matterport Spaces. CoStar Group clarified that Matterport Spaces purchased through Matterport can be displayed on any site, and only CoStar Group media created exclusively for its platforms remains proprietary, with CoStar Group's General Counsel accusing Zillow of engaging in anti-consumer conduct. CoStar Group was named one of America's Best Large Employers by Forbes and has maintained double-digit growth every quarter since Q2 2011, with strong margins and high free cash flow.

CoStar Group, Inc. has a mixed ownership structure comprising institutional, retail, and individual investors. Institutional investors hold a significant portion of the company's stock, approximately 91.56%, 77.47%, or 44.48% according to different sources. Major institutional owners include Vanguard Group Inc., BlackRock, Inc., Bamco Inc /Ny/, Principal Financial Group Inc, State Street Corp, Capital International Investors, Geode Capital Management, Llc, and Baillie Gifford & Co. Individual ownership accounts for approximately 1.27% of the shares, with shares held by executives and directors considered insider ownership.