CoStar Group

YTD

ALL

Trade CoStar Group 24 hours a day, five days a week on Robinhood.

Robinhood gives you the tools to revolutionize your trading experience. Use the streamlined mobile app, or access advanced charts and execute precise trades on our browser-based platform, Robinhood Legend. Risks and limitations apply.

About CSGP

CoStar Group, Inc. engages in the provision of online real estate marketplaces, information, and analytics in the commercial and residential property markets. It operates through the following segments: CoStar Portfolio, Information Services Portfolio, Multifamily Portfolio, LoopNet Portfolio, and Other Marketplaces Portfolio.

CEO

Andrew C. Florance

CEOAndrew C. Florance

Employees

8,441

Employees8,441

Headquarters

Arlington, Virginia

HeadquartersArlington, Virginia

Founded

1987

Founded1987

Employees

8,441

Employees8,441

CSGP Key Statistics

Market cap

13.38B

Market cap13.38B

Price-Earnings ratio

543.45

Price-Earnings ratio543.45

Dividend yield

—

Dividend yield—

Average volume

7.53M

Average volume7.53M

High today

$32.85

High today$32.85

Low today

$32.71

Low today$32.71

Open price

$34.62

Open price$34.62

Volume

6.64K

Volume6.64K

52 Week high

$97.43

52 Week high$97.43

52 Week low

$32.71

52 Week low$32.71

Stock Snapshot

With a market cap of 13.38B, CoStar Group(CSGP) trades at $32.71. The stock has a price-to-earnings ratio of 543.45.

During the trading session on 2026-05-11, CoStar Group(CSGP) shares reached a daily high of $32.85 and a low of $32.71. At a current price of $32.71, the stock is 0.0% higher than the low and still -0.4% under the high.

Trading volume for CoStar Group(CSGP) stock has reached 6.64K, versus its average volume of 7.53M.

The stock's 52-week range extends from a low of $32.71 to a high of $97.43.

CSGP News

Simply Wall St 1d

CoStar Group Exit From Nasdaq 100 Versus Reaffirmed 2026 Growth Path

CoStar Group (NasdaqGS:CSGP) is set to be removed from the Nasdaq-100 Index. The change affects the stock's role in one of the most followed US equity benchmar...

Simply Wall St 4d

Insider Spends US$2.5m Buying More Shares In CoStar Group

CoStar Group, Inc. ( ) shareholders (or potential shareholders) will be happy to see that the President, Andrew Florance, recently bought a whopping US$2.5m wor...

Simply Wall St 6d

Assessing CoStar Group Valuation After Strong Q1 2026 Earnings And Reaffirmed Guidance

Advertisement Why CoStar Group (CSGP) is back on investor radar CoStar Group (CSGP) is drawing fresh attention after reporting first quarter 2026 earnings and...

Analyst ratings

77%

of 22 ratings

Buy

77.3%

Hold

18.2%

Sell

4.5%

More CSGP News

Nasdaq 7d

Monday 5/4 Insider Buying Report: AVLN, CSGP

As the saying goes, there are many possible reasons for an insider to sell a stock, but only one reason to buy -- they expect to make money. So let's look at tw...

People also own

Based on the portfolios of people who own CSGP. This list is generated using Robinhood data, and it’s not a recommendation.

Similar Marketcap

This list is generated by looking at the six larger and six smaller companies by market cap in relation to this company.

Popular Stocks

This list is generated by looking at the top 100 stocks and ETFs most commonly held by Robinhood customers and showing a random subset

Newly Listed

This list is generated by showing companies that recently went public.