32.68
price up icon2.61%   0.83
 
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Costar Group Inc stock is traded at $32.68, with a volume of 37.76M. It is up +2.61% in the last 24 hours and down -16.87% 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:
$31.85
Open:
$31.92
24h Volume:
37.76M
Relative Volume:
5.36
Market Cap:
$13.35B
Revenue:
$3.41B
Net Income/Loss:
$25.30M
P/E Ratio:
542.86
EPS:
0.0602
Net Cash Flow:
$165.00M
1W Performance:
-0.27%
1M Performance:
-16.87%
6M Performance:
-51.98%
1Y Performance:
-57.03%
1-Day Range:
Value
$31.92
$33.02
1-Week Range:
Value
$31.36
$33.54
52-Week Range:
Value
$31.36
$97.43

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
2026-04-28
Name
Latest SEC Filings
Name
CSGP's Discussions on Twitter

Compare CSGP vs CBRE, BEKE, JLL, FSV

Stocks Price Market Cap Revenue Net Income Cash Flow EPS
CSGP icon
CSGP
Costar Group Inc
32.68 13.01B 3.41B 25.30M 165.00M 0.0602
CBRE icon
CBRE
Cbre Group Inc
129.95 38.78B 42.17B 1.43B 897.00M 4.3837
BEKE icon
BEKE
Ke Holdings Inc Adr
18.17 21.05B 13.15B 414.12M -53.02M 0.356
JLL icon
JLL
Jones Lang Lasalle Inc
288.23 13.40B 26.76B 894.10M 1.03B 18.60
FSV icon
FSV
Firstservice Corp
129.70 5.97B 5.56B 200.29M 366.33M 3.5405

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
10:10 AM

Matterport stock (US57700B1026): 3D-Daten-Spezialist vor der Übernahme durch CoStar - AD HOC NEWS

10:10 AM
pulisher
May 16, 2026

Is Homes.com a Burden for Costar Group Inc (CSGP) Stock? - Insider Monkey

May 16, 2026
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May 15, 2026

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

May 15, 2026
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May 15, 2026

CoStar Group (CSGP) Surpasses Q1 Earnings Estimates - Eastern Progress

May 15, 2026
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May 15, 2026

CoStar Favicon: U.S. hotel results for week ending 9 May - marketscreener.com

May 15, 2026
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May 14, 2026

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

May 14, 2026
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May 14, 2026

2Xideas AG's CoStar Group Inc(CSGP) Holding History - GuruFocus

May 14, 2026
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May 14, 2026

CSGP: New RentPulse Index Highlights Diverging Rental Trends Acr - GuruFocus

May 14, 2026
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May 14, 2026

New rent index shows NYC tenants paying up while Sun Belt renters get concessions - Stock Titan

May 14, 2026
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May 14, 2026

CoStar Group (CSGP) price target decreased by 12.91% to 51.59 - MSN

May 14, 2026
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May 14, 2026

Top 3 Real Estate Stocks You'll Regret Missing In Q2CoStar Group (NASDAQ:CSGP), Farmland Partners (NYS - Benzinga

May 14, 2026
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May 14, 2026

CoStar Group stock (US22160N1090): Analysts see 21% upside potential - AD HOC NEWS

May 14, 2026
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May 14, 2026

CSGP Stock Price, Quote & Chart | COSTAR GROUP INC (NASDAQ:CSGP) - ChartMill

May 14, 2026
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May 13, 2026

Why The CoStar Group (CSGP) Story Is Shifting As Growth Targets And Visibility Reset - Yahoo Finance

May 13, 2026
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May 13, 2026

Is CoStar Group Inc (CSGP) a Bargain After 3.3% Drop? GF Value Says Undervalued - GuruFocus

May 13, 2026
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May 13, 2026

News | CoStar World News for May 14 - CoStar

May 13, 2026
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May 13, 2026

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

May 13, 2026
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May 13, 2026

Here’s Why CoStar Group (CSGP) Slid in Q1 - Insider Monkey

May 13, 2026
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May 13, 2026

Costar Data Shows Big Six Q1 Office Investment Volumes at Their Highest Since 2018 - marketscreener.com

May 13, 2026
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May 13, 2026

Is CoStar Group (CSGP) Now Attractive After A 50% Slide And DCF Upside? - Sahm

May 13, 2026
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May 12, 2026

Apartments.com and CoStar Release a Multifamily Construction Activity Update for Q1 2026 - marketscreener.com

May 12, 2026
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May 12, 2026

U.S. apartment construction starts hit lowest since 2011 - Stock Titan

May 12, 2026
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May 12, 2026

Why CoStar Group (CSGP) Is Down 7.4% After Nasdaq-100 Exit And Reaffirmed 2026 Guidance - Sahm

May 12, 2026
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May 11, 2026

Zillow Aims To Tear Down CoStar's Property Photo Rights Suit - Law360

May 11, 2026
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May 11, 2026

CoStarU.S. hotel results for week ending 2 May; CoStar reports occupancy up 1.2% to 66.5% and RevPAR up 3.2% to $111.59 for the week ending May 2, with Las Vegas leading gains at +29.0%. - marketscreener.com

May 11, 2026
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May 11, 2026

US hotels begin May with weaker demand, CoStar says - Asian Hospitality

May 11, 2026
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May 11, 2026

SVB Wealth LLC Grows Stake in CoStar Group, Inc. $CSGP - MarketBeat

May 11, 2026
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May 11, 2026

Katamaran Capital LLP Invests $2.46 Million in CoStar Group, Inc. $CSGP - MarketBeat

May 11, 2026
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May 11, 2026

Lumentum Holdings to join Nasdaq-100 index replacing CoStar Group - StreetInsider

May 11, 2026
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May 11, 2026

Lumentum to Replace CoStar Group in Nasdaq-100 Index - citybiz

May 11, 2026
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May 11, 2026

CoStar: Hotels open May with dip - Asian Hospitality

May 11, 2026
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May 10, 2026

Lumentum (LITE US): Nasdaq100 Inclusion Driven by Costar’s Fast‑Exit - Smartkarma

May 10, 2026
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May 10, 2026

CoStar Group Exits Nasdaq 100 While Pursuing Residential Growth Targets - Yahoo Finance

May 10, 2026
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May 10, 2026

Lumentum Holdings Joins Nasdaq-100, Replacing CoStar Group (CSGP) - GuruFocus

May 10, 2026
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May 10, 2026

CoStar Group Exit From Nasdaq 100 Versus Reaffirmed 2026 Growth Path - Sahm

May 10, 2026
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May 10, 2026

CoStar Group Navigates Nasdaq Index Shift With Growth Focus - Kalkine Media

May 10, 2026
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May 09, 2026

Is CoStar Group (CSGP) Offering An Opportunity After Steep Share Price Declines - Yahoo Finance

May 09, 2026
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May 09, 2026

What's Behind CoStar Group's Nasdaq-100 Exit - Kavout

May 09, 2026
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May 09, 2026

Lumentum to replace CoStar on Nasdaq-100 (LITE:NASDAQ) - Seeking Alpha

May 09, 2026
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May 09, 2026

CoStar Group stock hits 52-week low at $33.30 By Investing.com - Investing.com Australia

May 09, 2026
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May 08, 2026

CoStar Group Inc (CSGP) Shares Fall 6.3% -- What GF Score of 77 Tells Investors - GuruFocus

May 08, 2026
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May 08, 2026

Nasdaq-100 reshuffle puts Lumentum in and CoStar out on May 18 - Stock Titan

May 08, 2026
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May 08, 2026

Nasdaq says Lumentum Holdings to join Nasdaq-100 Index replacing CoStar Group beginning May 18 - marketscreener.com

May 08, 2026
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May 08, 2026

Nasdaq Says Lumentum Holdings To Join Nasdaq-100 Index Replacing Costar Group Beginning May 18 - TradingView

May 08, 2026
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May 08, 2026

Lumentum Holdings Inc. to Join the Nasdaq-100 Index® Beginning May 18, 2026 - GlobeNewswire Inc.

May 08, 2026
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May 08, 2026

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

May 08, 2026
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May 08, 2026

CoStar Group (NASDAQ:CSGP) Sets New 52-Week LowTime to Sell? - MarketBeat

May 08, 2026
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May 08, 2026

CoStar Group stock hits 52-week low at $33.30 - Investing.com

May 08, 2026
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May 08, 2026

U.S. hotel results for week ending 2 May - Hospitality Net

May 08, 2026
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May 08, 2026

Mitsubishi UFJ Asset Management Co. Ltd. Grows Stake in CoStar Group, Inc. $CSGP - MarketBeat

May 08, 2026
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May 07, 2026

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

May 07, 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
Sams Louise S
Director
Mar 06 '26
Buy
48.36
1,000
48,360
20,409
Glaser Rachel C
Director
Mar 02 '26
Buy
44.94
1,000
44,940
4,157
FLORANCE ANDREW C
President and CEO
Feb 27 '26
Buy
44.52
55,720
2,480,654
1,586,866
Hill John W
Director
Nov 13 '25
Sale
68.68
2,250
154,530
18,231
Cann Cynthia Cammett
Chief Accounting Officer
Nov 13 '25
Sale
68.79
1,841
126,642
23,211
JLL JLL
$288.23
price down icon 0.24%
$18.17
price down icon 3.66%
FSV FSV
$129.70
price down icon 0.16%
$7.88
price up icon 1.68%
$92.00
price down icon 1.84%
Cap:     |  Volume (24h):