30.46
price up icon3.29%   0.97
pre-market  Pre-market:  30.61   0.15   +0.49%
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Costar Group Inc stock is traded at $30.46, with a volume of 6.19M. It is up +3.29% in the last 24 hours and down -2.12% over the past month. CoStar Group is a global provider of proprietary information, analytics, and online marketplaces serving both commercial and residential real estate. The firm operates through a diverse portfolio of brands, including CoStar Suite for commercial real estate research, LoopNet for commercial listings, Apartments.com for multifamily rentals, and Homes.com for residential brokerage. It primarily sells high-margin software-as-a-service subscriptions that provide institutional clients with forensic property data and premium advertising visibility. With operations across North America, Europe, and Asia-Pacific, CoStar maintains the industry's most comprehensive centralized real estate database, functioning as a critical information utility for brokers, lenders, and owners worldwide.
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Previous Close:
$29.49
Open:
$29.715
24h Volume:
6.19M
Relative Volume:
0.87
Market Cap:
$12.34B
Revenue:
$3.41B
Net Income/Loss:
$25.30M
P/E Ratio:
505.98
EPS:
0.0602
Net Cash Flow:
$165.00M
1W Performance:
-1.46%
1M Performance:
-2.12%
6M Performance:
-32.82%
1Y Performance:
-65.01%
1-Day Range:
Value
$29.71
$30.59
1-Week Range:
Value
$28.79
$30.63
52-Week Range:
Value
$25.89
$90.72

Costar Group Inc Stock (CSGP) Company Profile

Name
Name
Costar Group Inc
Name
Phone
(202) 346-6500
Name
Address
1201 WILSON BLVD., ARLINGTON, DC
Name
Employee
8,000
Name
Twitter
@TheCoStarGroup
Name
Next Earnings Date
2026-10-27
Name
Latest SEC Filings
Name
CSGP's Discussions on Twitter

Compare CSGP vs CBRE, BEKE, JLL, COMP

Stocks Price Market Cap Revenue Net Income Cash Flow EPS
CSGP icon
CSGP
Costar Group Inc
30.46 12.34B 3.41B 25.30M 165.00M 0.0602
CBRE icon
CBRE
Cbre Group Inc
140.51 40.69B 42.17B 1.43B 897.00M 4.3837
BEKE icon
BEKE
Ke Holdings Inc Adr
16.93 18.66B 12.67B 477.84M 279.43M 0.4156
JLL icon
JLL
Jones Lang Lasalle Inc
346.97 15.96B 26.76B 894.10M 1.03B 18.60
COMP icon
COMP
Compass Inc
10.51 8.07B 6.96B -58.70M 203.30M -0.1082

Costar Group Inc Stock (CSGP) Upgrades & Downgrades

Date Action Analyst Rating Change
Feb-20-26 Upgrade Jefferies Hold → Buy
Jan-27-26 Upgrade BTIG Research Neutral → Buy
Jan-14-26 Initiated BNP Paribas Exane Neutral
Oct-03-25 Resumed BTIG Research Neutral
Sep-03-25 Initiated Wolfe Research Outperform
Jun-16-25 Resumed Stephens Overweight
May-30-25 Resumed BofA Securities Neutral
Feb-28-25 Initiated Deutsche Bank Buy
Feb-05-25 Initiated Wells Fargo Underweight
Oct-23-24 Downgrade RBC Capital Mkts Outperform → Sector Perform
Feb-07-24 Reiterated Citigroup Buy
Jan-19-24 Initiated BTIG Research Neutral
Dec-18-23 Resumed Goldman Buy
Oct-16-23 Resumed Jefferies Hold
Sep-20-23 Resumed JMP Securities Mkt Outperform
Dec-16-22 Initiated JP Morgan Overweight
Nov-18-22 Resumed BofA Securities Buy
Oct-25-22 Resumed Jefferies Hold
Sep-12-22 Initiated BMO Capital Markets Market Perform
Feb-23-22 Reiterated JMP Securities Mkt Outperform
Feb-23-22 Reiterated JP Morgan Overweight
Feb-23-22 Reiterated Needham Buy
Feb-23-22 Reiterated RBC Capital Mkts Outperform
Feb-23-22 Reiterated Truist Buy
Jan-11-22 Initiated RBC Capital Mkts Outperform
Jul-21-21 Resumed Stephens Overweight
Mar-15-21 Resumed Goldman Buy
Oct-28-20 Reiterated Needham Buy
Jul-29-20 Upgrade JP Morgan Underweight → Overweight
Jul-08-20 Resumed BofA Securities Buy
Jun-18-20 Initiated Robert W. Baird Outperform
Apr-29-20 Reiterated Needham Buy
Nov-22-19 Initiated Jefferies Hold
Jul-10-19 Initiated Keefe Bruyette Outperform
Apr-24-19 Reiterated BofA/Merrill Buy
Apr-24-19 Reiterated Needham Buy
Feb-27-19 Reiterated BofA/Merrill Buy
Sep-12-18 Reiterated Needham Buy
Jul-25-18 Reiterated Needham Buy
Jan-23-18 Reiterated Citigroup Buy
Dec-12-17 Downgrade JP Morgan Overweight → Underweight
Nov-08-17 Initiated Goldman Buy
Oct-30-17 Reiterated Stephens Overweight
Oct-27-17 Reiterated B. Riley & Co. Buy
Oct-05-17 Resumed BofA/Merrill Buy
Aug-17-17 Reiterated Needham Buy
Jul-28-17 Reiterated Needham Buy
View All

Costar Group Inc Stock (CSGP) Latest News

pulisher
Sep 12, 2026

Why Did CoStar Group (CSGP) Stand Out? - Kalkine Media

Sep 12, 2026
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Sep 11, 2026

A Look at CoStar Group Inc (CSGP) After 3.3% Gain -- GF Value $1 - GuruFocus

Sep 11, 2026
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Sep 11, 2026

CoStar Group Inc. stock rises Friday, outperforms market - MarketWatch

Sep 11, 2026
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Sep 10, 2026

New-Construction Buyers Prioritize Space, Financial Confidence and Function, Homes.com Survey Finds - Business Wire

Sep 10, 2026
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Sep 10, 2026

News | Dallas Mavericks seek to rezone Valley View tract for new arena - costar.com

Sep 10, 2026
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Sep 10, 2026

CoStar Ends Lobbying Engagement With Polaris - Legis1

Sep 10, 2026
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Sep 09, 2026

CoStar Group Inc. stock falls Wednesday, underperforms market - MarketWatch

Sep 09, 2026
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Sep 09, 2026

News | Blackstone's global head of real estate steps down after less than a year in the job - costar.com

Sep 09, 2026
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Sep 08, 2026

CoStar Group Inc. stock falls Tuesday, underperforms market - MarketWatch

Sep 08, 2026
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Sep 08, 2026

CSGP Looks 70.3% Undervalued on GF Value™ as Insider and Guru Ac - GuruFocus

Sep 08, 2026
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Sep 08, 2026

OpenAI's new ChatGPT demo helps renters compare homes and book tours - Stock Titan

Sep 08, 2026
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Sep 08, 2026

Canada’s mall vacancy jumped from 3% to 8% as Hudson’s Bay stores closed - Stock Titan

Sep 08, 2026
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Sep 08, 2026

Apartments.com Releases Multifamily Rent Growth Report for August 2026 - Business Wire

Sep 08, 2026
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Sep 07, 2026

CoStar Favicon: U.S. hotel results for week ending 29 August; U.S. hotels posted their 20th straight week of year-over-year gains, with RevPAR up 1.7% to $100.69. - marketscreener.com

Sep 07, 2026
pulisher
Sep 06, 2026

CoStar Group Stock Is Down 53% This Year, and Buy Ratings Peaked at 12, Then Fell to 8. Here’s Where Shares Could Go in 2026. - TIKR.com

Sep 06, 2026
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Sep 05, 2026

RBC Capital Sticks to Its Hold Rating for CoStar Group (CSGP) - theglobeandmail.com

Sep 05, 2026
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Sep 04, 2026

RBC Raises Price Target on CoStar Group to $34 From $31, Keeps Sector Perform Rating - Moomoo

Sep 04, 2026
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Sep 04, 2026

CoStar Group Inc. stock falls Friday, underperforms market - MarketWatch

Sep 04, 2026
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Sep 03, 2026

News | Discount clothing retailer Burlington to move headquarters to Philadelphia - CoStar

Sep 03, 2026
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Sep 03, 2026

CoStar Group Inc. stock rises Thursday, outperforms market - MarketWatch

Sep 03, 2026
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Sep 03, 2026

Exclusive: Richmond has more empty apartments — and rising rents - Axios

Sep 03, 2026
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Sep 02, 2026

U.S. apartment rents dipped 0.03% in August, but yearly growth rose to 1.3%. - Stock Titan

Sep 02, 2026
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Aug 31, 2026

Canada's Multifamily Market Masks Two Distinct Realities - Finviz

Aug 31, 2026
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Aug 31, 2026

CoStar Grew Revenue 18% Last Quarter and Closed an $800 Million Acquisition. So Why Is the Stock Down 51% This Year? - TIKR.com

Aug 31, 2026
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Aug 31, 2026

How Could CoStar Group (CSGP) Change Ten X With Steve Price In Charge? - Yahoo Finance

Aug 31, 2026
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Aug 30, 2026

CoStar Group (CSGP) Stock May Trade At A Discount On Cash Flow But A Premium On Sales - Yahoo Finance

Aug 30, 2026
pulisher
Aug 29, 2026

What CoStar Group (CSGP)'s Appointment of Ten-X President Steve Price Means For Shareholders - webull.com

Aug 29, 2026
pulisher
Aug 27, 2026

CoStar Group Inc. stock falls Thursday, underperforms market - MarketWatch

Aug 27, 2026
pulisher
Aug 26, 2026

CoStar monopoly lawsuits consolidated in Virginia - Virginia Business

Aug 26, 2026
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Aug 26, 2026

Antitrust+lawsuits+against+CoStar+consolidated+in+Va.+federal+court - valawyersweekly.com

Aug 26, 2026
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Aug 26, 2026

CoStar Report Shows Data Centers Fueling Increasing Share of U.S. Industrial Demand - Yahoo Finance

Aug 26, 2026
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Aug 25, 2026

CoStar Hit With Consolidated Antitrust Challenge Over Property Data - PYMNTS.com

Aug 25, 2026
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Aug 24, 2026

CoStar Group Is Maintained at Market Perform by BMO Capital - Moomoo

Aug 24, 2026
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Aug 24, 2026

CoStar completes $800M acquisition of Zonda - Virginia Business

Aug 24, 2026
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Aug 23, 2026

CoStar Group (CSGP) Q2 Earnings Beat Estimates - Eastern Progress

Aug 23, 2026
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Aug 21, 2026

CoStar Group (CSGP) Completes $800 Million Acquisition of Zonda - GuruFocus

Aug 21, 2026
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Aug 21, 2026

CoStar Hit With New Antitrust Class Action In Va. - Law360

Aug 21, 2026
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Aug 21, 2026

CoStar Group Completes Acquisition of Zonda Real Estate Platform - TipRanks

Aug 21, 2026
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Aug 21, 2026

CoStar Group (NASDAQ:CSGP) Growth Strategy Gains Focus - Kalkine Media

Aug 21, 2026
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Aug 21, 2026

CoStar Group completes $800M acquisition of Zonda, adds NewHomeSource and Livabl - TradingView

Aug 21, 2026
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Aug 21, 2026

CoStar Group completes $800M acquisition of Zonda By Investing.com - Investing.com Nigeria

Aug 21, 2026
pulisher
Aug 21, 2026

CoStar (NASDAQ: CSGP) pushes into $400B new-home market with latest acquisition - Stock Titan

Aug 21, 2026
pulisher
Aug 21, 2026

Zonda acquired by CoStar Group - HBS Dealer

Aug 21, 2026
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Aug 21, 2026

CoStar Group Completes $800M Zonda Acquisition, Expanding New Home Platform - citybiz

Aug 21, 2026
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Aug 21, 2026

CSGP Looks 68.7% Undervalued on GF Value™ After $800M Zonda Acqu - GuruFocus

Aug 21, 2026
pulisher
Aug 21, 2026

CoStar Completes $800 Million Acquisition of Zonda - marketscreener.com

Aug 21, 2026
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Aug 21, 2026

CoStar Group completes $800M acquisition of Zonda - Investing.com

Aug 21, 2026
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Aug 21, 2026

CoStar Group Completes Acquisition of Zonda, Expanding into New Home Data, Analytics and Online Marketplaces - Business Wire

Aug 21, 2026
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Aug 21, 2026

Press Release: CoStar Group Completes Acquisition of Zonda, Expanding Into New Home Data, Analytics and Online Marketplaces - Moomoo

Aug 21, 2026
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Aug 21, 2026

U.S. hotel results for week ending 15 August - Hospitality Net

Aug 21, 2026
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Aug 20, 2026

CoStar Group Drops 5.5% Amid Sector-Wide Selling - AlphaStreet

Aug 20, 2026

Costar Group Inc Stock (CSGP) Financials Data

Revenue

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Net Income

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Cash Flow

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EPS

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Costar Group Inc Stock (CSGP) Insider Trading

Insider Trading Relationship Date Transaction Cost #Shares Value ($) #Shares Total
Hill John W
Director
Aug 05 '26
Sale
30.21
3,500
105,735
22,993
JLL JLL
$346.97
price up icon 1.41%
$10.51
price up icon 3.75%
$16.93
price up icon 1.44%
FSV FSV
$137.78
price up icon 1.30%
$93.35
price up icon 2.37%
Cap:     |  Volume (24h):