CSGP
COSTAR GROUP, INC.
NASDAQ · Real Estate · Real Estate - Services · US
$34.66
−2.24%Price chart
Sep 24Sep 29Oct 2Oct 7Oct 12Oct 15Oct 20Oct 23
Key dataOct 23, 2026
Open$35.22
From 52W high−55.70%
Volume1.67M
Market cap$14.04B
P/E (TTM)188.7x
P/S (TTM)3.9x
Div yield—
Key dataOct 23, 2026
Open
$35.22
From 52W high
−55.70%
Volume
1.67M
Market cap
$14.04B
ValuationView details →
P/E (Fwd)
21.0x
EV/EBITDA
33.5x
P/E (TTM)
188.7x
RSI (14)
74.5
MomentumView details →
1D Return
−2.24%
YTD Return
−47.90%
SummaryUpdated Jun 1, 2026
CoStar Group, Inc. (NASDAQ:CSGP) is a leading provider of commercial real estate information, analytics, and online marketplace services founded in 1987 and headquartered in Washington, D.C. The company went public in 1998 and has grown through strategic acquisitions and organic expansion to become the dominant player in commercial real estate data and services. CoStar operates across multiple segments including commercial real estate information services, residential real estate platforms, and online marketplaces, serving professionals in the United States, Canada, Europe, and other international markets.
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