CoStar Group Market Cap

CoStar Group has a market cap or net worth of €18.11 billion as of February 11, 2026. Its market cap has decreased by -39.31% in one year.

Market Cap

18.11B

Enterprise Value

17.44B

Revenue

2.61B

Ranking

n/a

PE Ratio

1,046.70

Stock Price

€43.65

Market Cap Chart

Since July 1, 1998, CoStar Group's market cap has increased from 48.49M to 18.11B, an increase of 37,245.18%. That is a compound annual growth rate of 23.90%.

Market Cap History

Date	Market Cap	% Change
Feb 10, 2026	18.11B	-25.39%
Dec 31, 2025	24.27B	-14.38%
Dec 31, 2024	28.35B	-12.20%
Dec 29, 2023	32.29B	9.79%
Dec 30, 2022	29.41B	7.15%
Dec 31, 2021	27.44B	-7.86%
Dec 31, 2020	Upgrade Pro	Upgrade Pro
Dec 31, 2019	Upgrade Pro	Upgrade Pro
Dec 31, 2018	Upgrade Pro	Upgrade Pro
Dec 29, 2017	Upgrade Pro	Upgrade Pro
Dec 30, 2016	Upgrade Pro	Upgrade Pro

Market Capitalization

Market capitalization, also called net worth, is the total value of all of a company's outstanding shares. It is calculated by multiplying the stock price by the number of shares outstanding.

Formula: Market Cap = Stock Price * Shares Outstanding

Full Definition

Related Stocks

Company	Market Cap
Snam S.p.A.	20.02B
Tenaris	19.92B
Banco BPM	19.42B
Terna	18.99B
Stellantis	17.65B
Mediobanca Banca di Credito Finanziario	15.47B
Banca Mediolanum	14.61B
Unipol Assicurazioni	14.05B

Market Cap Rankings