Costar Group Inc

Costar Group Inc (CSGP) Stock Analysis

$30.110

+0.111 (+0.37%)At close

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High
30.205
Open
29.980
VWAP
29.87
Volume
5.75M
Mkt Cap
30.34B
Low
29.300
Amount
171.80M
EV/EBITDA, TTM
18.16

CoStar Group, Inc. is a provider of online real estate marketplaces, information, analytics, and three-dimensional (3D) digital twin technology in the property markets. The Company operates through two segments, which include Commercial Real Estate and Residential Real Estate. Its Commercial Real Estate segment offers commercial real estate information and analytics, online marketplaces, and 3D digital twin technology. Its brands include CoStar and LoopNet. Its CoStar offers subscription-based access to its platform of commercial real estate intelligence. Its LoopNet is a commercial real estate marketing site which enables property owners, landlords, and brokers to advertise properties for sale or lease on a site. Its Residential Real Estate segment hosts marketplaces which aggregate consumer demand for homes to rent or buy and sell marketing and leads to the agents, owners, landlords, and property management companies to reach consumers with offerings.

AI analysis of Costar Group Inc (CSGP)

Hold

CoStar Group Inc is currently priced at $29.67, which is below several analyst price targets, including $33 from BMO Capital and $52 from JPMorgan. However, the stock has a high RSI of 73.057, indicating it may be overbought in the short term. The recent insider buying activity has surged by 5098.94%, suggesting confidence from those within the company. The main risk is the significant year-to-date decline of 54.83%, indicating volatility and potential ongoing challenges in the market.

Analyst Ratings (11)

+148.82% upside
Buy
11 Buy
0 Hold
0 Sell
Current: 30.11
Low
48.00
Average
74.92
High
101.00

BMO Capital

2026-08-24

Price Target

$33

Market Perform

JPMorgan

2026-07-29

Price Target

$52

Overweight

Wolfe Research

2026-07-29

Price Target

$32

Outperform

Needham

2026-07-29

Price Target

$40

Buy

Citi

2026-07-29

Price Target

$33

Neutral

Valuation Metrics

The current forward P/E ratio for Costar Group Inc (CSGP) is 18.32, compared to its 5-year average forward P/E of 65.95.

Forward P/E

Undervalued
5Y Average P/E
65.95
Current P/E
18.32
Overvalued
91.80
Undervalued
40.11

Forward EV/EBITDA

Undervalued
5Y Average EV/EBITDA
60.84
Current EV/EBITDA
18.16
Overvalued
92.80
Undervalued
28.88

Forward P/S

Strongly Undervalued
5Y Average P/S
10.36
Current P/S
2.89
Overvalued
13.69
Undervalued
7.03

Alphio AI Price Scenarios for CSGP

Scenario prices are the last monthly forecast band of the current year. Probabilities are fixed model weights (25 / 50 / 25), not guarantees.

B

Bull

Bull · 25%CSGP

$99.94

Scenario price

B

Base

Base · 50%CSGP

$95.76

Scenario price

B

Bear

Bear · 25%CSGP

$77.58

Scenario price

Whales holding CSGP

P

Peregrine Capital Management, LLC

+ HoldingCSGP

+9.32%

3M Return

C

Chicago Capital, LLC

+ HoldingCSGP

+5.40%

3M Return

R

Riverbridge Partners, LLC

+ HoldingCSGP

+4.24%

3M Return

A

American Capital Management, Inc.

+ HoldingCSGP

+1.61%

3M Return

E

EdgePoint Investment Group Inc.

+ HoldingCSGP

+1.44%

3M Return

B

Baron Capital Group, Inc.

+ HoldingCSGP

+1.32%

3M Return

Events Timeline

2026-09-08 (ET)

09:30:00

OpenAI Launches GPT-6 Astra, Enhancing Apartments.com App Features

2026-08-21 (ET)

09:30:00

CoStar Acquires Zonda for $800M

2026-07-28 (ET)

20:00:00

Consumer Defensive and Healthcare Sectors Perform Strongly This Week

2026-07-13 (ET)

17:30:00

CoStar Group Appoints Robin Rossmann as CFO

News

CSGP FAQ — answered by Alphio AI

CoStar Group, Inc. is a provider of online real estate marketplaces, information, analytics, and three-dimensional (3D) digital twin technology in the property markets. The Company operates through two segments, which include Commercial Real Estate and Residential Real Estate. Its Commercial Real Estate segment offers commercial real estate information and analytics, online marketplaces, and 3D digital twin technology. Its brands include CoStar and LoopNet. Its CoStar offers subscription-based access to its platform of commercial real estate intelligence. Its LoopNet is a commercial real estate marketing site which enables property owners, landlords, and brokers to advertise properties for sale or lease on a site. Its Residential Real Estate segment hosts marketplaces which aggregate consumer demand for homes to rent or buy and sell marketing and leads to the agents, owners, landlords, and property management companies to reach consumers with offerings. It operates in the Technology sector (SERVICES-BUSINESS SERVICES, NEC industry).

CoStar Group Inc is currently priced at $29.67, which is below several analyst price targets, including $33 from BMO Capital and $52 from JPMorgan. However, the stock has a high RSI of 73.057, indicating it may be overbought in the short term. The recent insider buying activity has surged by 5098.94%, suggesting confidence from those within the company. The main risk is the significant year-to-date decline of 54.83%, indicating volatility and potential ongoing challenges in the market.

11 analysts cover CSGP: 11 rate it Buy, 0 Hold and 0 Sell. The average price target is 74.92.

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This page is for research only and is not investment advice. Models can be wrong. Past performance does not guarantee future results.

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