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CSGP

CoStar Group, Inc. (CSGP) Stock Analysis — Fair Value, Risk & Moat Rating

NMS · Real Estate · Real Estate Services

$38.91 Overvalued -1.15 (-2.9%) As of Apr 20, 2026 Not a buy/sell recommendation. See disclaimer.
Overall Verdict Caution
5.32
Altman Z-ScoreSafe Zone
N/A
Fair ValueNot applicable — speculation
2.6
Moat RatingNarrow moat · eroding
TL;DR · Audit Summary

Is CoStar Group, Inc. a safe investment right now?

Trading at $38.91, CoStar Group, Inc. (CSGP) in the Real Estate sector carries a FairValueLabs fair value estimate of $21.60 — a margin of safety of -80.1%, placing it in the Overvalued. An Altman Z-Score of 5.32 confirms the company is in the safe zone — financial distress is unlikely near-term. Our moat rating stands at 2.6/5 stars (Narrow moat · eroding), suggesting limited pricing power in a competitive landscape.

Section 01 · Financial Health

Could CoStar Group, Inc. go bankrupt? Altman Z-Score analysis

5.32

Z-Score of 5.32 is above 3.0, indicating the company is financially healthy by this metric.

  • Below 1.8 — Distress Zone (high bankruptcy risk)
  • 1.8 to 3.0 — Gray Zone (elevated uncertainty)
  • Above 3.0 — Safe Zone (financially healthy)

What drives CSGP's Z-Score?

Altman Z-Score components for CSGP
ComponentFormulaValueWeightContribution
A · Working Capital / Total AssetsWC / TA0.13031.20.16
B · Retained Earnings / Total AssetsRE / TA0.2231.40.31
C · EBIT / Total AssetsEBIT / TA-0.00683.3-0.02
D · Market Cap / Total LiabilitiesMCap / TL7.610.64.57
E · Revenue / Total AssetsRev / TA0.30811.00.31

How has CSGP's financial health changed over time?

3.0 Safe1.8 Distress0.02.34.56.89.12022202320242025
CSGP Z-Score history
YearZ-ScoreZone
20227.89Safe
20237.66Safe
20247.03Safe
20255.32Safe

Source: Calculated from CSGP's latest 10-K filing on SEC EDGAR.

Section 02 · Fair Value Estimate

What is CoStar Group, Inc. actually worth?

FVL Fair Value$21.60
vs
Market Price$38.91
Overvalued -80.1% Stock trades 80.1% above our estimated fair value of $21.60.

How we calculated this

FVL Valuation Model
InputValueSource
Predicted EPS (α)$0.54Proprietary blend of reported actuals + analyst consensus, weighted by α
Last Year EPS$0.02Annual report (SEC EDGAR)
Analyst Consensus EPS (This Year)$1.3119 analysts consensus
Trailing P/E1945.5xCurrent market pricing
Fair P/E (β discount)40.0xTrailing PE adjusted by value discount factor β, hard-capped
Earnings Trend (γ)AcceleratingDirectional signal: predicted vs trailing EPS

Wall Street Reference: Analyst consensus target price is $61.42 (19 analysts). This is shown for reference only and is not used in our valuation model.

Source: Earnings data from SEC EDGAR filings. Market data via Yahoo Finance.

Section 03 · Competitive Moat

Does CoStar Group, Inc. have a durable competitive advantage?

★★½☆☆
Narrow moat · eroding

Moat rating: 2.6/5.

What makes up CSGP's moat score?

ROIC Stability

★★☆☆☆

ROIC variability over the past decade. Score: 2/5.

Gross Margin Trend

★★★☆☆

Gross margin trajectory over the past decade. Score: 3/5.

Switching Costs

★★★☆☆

Estimated customer lock-in based on margin level. Score: 3/5.

How stable is CSGP's return on invested capital?

0%-6%-2%2%7%11%2022202320242025
CSGP ROIC history
YearROICTrend
20225.7%
20233.4%Declining
20240.1%Declining
2025-0.8%Stable

Source: ROIC calculated from SEC EDGAR filings.

Section 04 · Dividend Safety

Is CoStar Group, Inc.'s dividend safe?

Status Suspended CoStar Group, Inc. has suspended its dividend. No payout is currently being made to shareholders.
Section 05 · Financial Summary

CoStar Group, Inc.'s key financial metrics

CSGP financial summary
MetricLatest1Y Ago3Y AgoTrend
Revenue $3.2B $2.7B $2.2B Rising
Net Income $0.0B $0.1B $0.4B Declining
Free Cash Flow $0.0B −$0.2B $0.4B Declining
Gross Margin 78.9% 79.6% 81.0% Stable
Section 06 · FAQ

Common questions about CoStar Group, Inc.

Is CoStar Group, Inc. at risk of going bankrupt?

CoStar Group, Inc.'s Altman Z-Score of 5.32 places it in the safe zone. This metric uses balance sheet ratios to predict bankruptcy probability within 2 years. A score below 1.8 signals distress, while above 3.0 indicates safety.

What is CoStar Group, Inc.'s estimated fair value?

Our valuation model estimates CoStar Group, Inc.'s fair value at $21.60 per share. The current margin of safety is -80.1%. This estimate uses a PE-based approach with analyst consensus earnings.

Does CoStar Group, Inc. have a competitive moat?

CoStar Group, Inc. receives a moat rating of 2.6 out of 5 stars, based on ROIC stability, gross margin trends, and estimated switching costs. A rating above 3.5 suggests a durable competitive advantage.

Does CoStar Group, Inc. pay a dividend?

CoStar Group, Inc. does not currently pay a regular dividend, or has suspended its dividend. Check the dividend safety section for the latest status.

FairValueLabs Disclaimer

All valuations, scores, ratings, and classifications on this page are produced by the FairValueLabs internal valuation system. They do not represent actual market value, guaranteed outcomes, or professional investment advice. These are analytical estimates for educational and research purposes only.

This is not financial advice. All data is sourced from SEC EDGAR public filings. Always consult a qualified financial advisor before making investment decisions.

Last updated: Apr 20, 2026. Data sources: SEC EDGAR (financial statements), Yahoo Finance (market data, analyst consensus). Data may not reflect the most recent quarter.

CSGP analysis methodology: How we calculate fair value, Z-Scores, and moat ratings