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What smart money is saying about CoStar GroupUnited States flag

CSGP · Real Estate · Real Estate - Services · Market cap $11.93B

9 funds in our archive have pitched CoStar Group — most recently Polen Focus Growth in March 2026.

Company profile

CoStar Group, Inc. (CSGP) stands as a premier global provider of comprehensive information, sophisticated analytics, and dynamic online marketplace services. The company caters to professionals within the commercial real estate, hospitality, residential, and related industries, extending its reach across the United States, Canada, Europe, the Asia Pacific region, and Latin America. Its diverse suite of offerings encompasses powerful data platforms like CoStar Property, which meticulously catalogues an extensive inventory of various property types, including office, industrial, retail, multifamily, hospitality, student housing, and undeveloped land. Other key analytical tools comprise CoStar COMPS, a robust repository of comparable commercial real estate sales transactions; CoStar Market Analytics, designed for examining aggregated market and submarket trends; and CoStar Tenant, an online business-to-business prospecting and analytical resource providing detailed tenant information. Additionally, CoStar offers solutions for lease management, including Lease Comps and Analysis and CoStar Lease Analysis, alongside Public Record, a searchable database of commercially-zoned land parcels. Its software solutions feature CoStar Real Estate Manager, designed for comprehensive lease administration, portfolio oversight, and lease accounting compliance, as well as specialized CoStar Risk Analytics and CoStar Investment tools. Beyond its data and software platforms, CoStar operates a vast network of online marketplaces. These include prominent apartment marketing sites such as ApartmentFinder.com and ForRent.com; commercial property listing and advertising services through LoopNet (e.g., Premium Lister, Diamond, Platinum, and Gold Ads); and platforms dedicated to rural land sales like LandsofAmerica.com and LandAndFarm.com. It also facilitates the sale of operating businesses and franchises via sites like BizBuySell.com, and serves as an online auction platform for commercial real estate with Ten-X. Furthermore, CoStar supports the residential home-buying market through HomeSnap, an online and mobile software platform, and Homes.com, a comprehensive listings site for properties for sale. CoStar Group, Inc. was established in 1987 and maintains its corporate headquarters in Washington, D.C.

Fund coverage · 9 theses

  • Polen Focus Growth
    March 2026

    CoStar Group is a real estate information and software company with deep proprietary data, improving economics, and strong long-term EPS growth potential.

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  • Baron Partners Fund
    March 2026

    CoStar is a real estate information platform with recurring revenue, differentiated data assets, and long-term growth opportunities.

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  • Baron First Principles ETF
    March 2026

    CoStar Group is a real estate data and marketing platform with recurring revenue, differentiated assets, and long-term cash flow potential.

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  • Baron Asset Fund
    March 2026

    CoStar Group is a leading real estate information and marketplaces provider with differentiated data assets, high recurring revenue, and meaningful cash flow potential.

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  • Polen Global Growth
    March 2026

    CoStar Group is a deeply embedded information platform with domain expertise, AI resilience, and margin expansion potential.

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  • Baron Growth Fund
    December 2025

    CoStar Group, Inc. is the leading real estate information and marketing platform with accelerating non-residential growth and underappreciated residential optionality implying valuation upside.

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  • Baron Durable Advantage Fund
    December 2025

    CoStar Group is a leading real estate data and marketing provider with improving sales momentum and a core business we believe is undervalued relative to long-term opportunities.

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  • Third Point
    March 2025

    CoStar is positioned for significant growth due to its dominant market share and potential for improved capital allocation, despite challenges in its residential real estate expansion.

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  • Polen Focus Growth
    December 2024

    CoStar Group is a leading provider of commercial real estate information and analytics with high profit margins, strong recurring revenue, and significant growth potential, especially from its emerging Homes.com platform.

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