CoStar Group Market Cap

CoStar Group has a market cap or net worth of €30.43 billion as of September 26, 2025. Its market cap has increased by 2.70% in one year.

Market Cap

30.43B

Enterprise Value

28.02B

Revenue

2.48B

Ranking

n/a

PE Ratio

342.97

Stock Price

€71.44

Market Cap Chart

Since July 1, 1998, CoStar Group's market cap has increased from 48.49M to 30.43B, an increase of 62,652.02%. That is a compound annual growth rate of 26.66%.

Market Cap History

Date	Market Cap	% Change
Sep 26, 2025	30.43B	7.34%
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	29.78B	52.49%
Dec 31, 2019	Pro	Pro
Dec 31, 2018	Pro	Pro
Dec 29, 2017	Pro	Pro
Dec 30, 2016	Pro	Pro
Dec 31, 2015	Pro	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

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Market Cap Rankings