AlphaStocks
1.4
Avoid

COSTAR GROUP, INC. (CSGP)

Real Estate / Real Estate Services

S&P 500

$34.04

Scores poorly across most models. Proceed with caution.

Avoid

Score based on 4 of 5 models — moderate confidence

#1117out of 1126 in Real Estate

Is COSTAR GROUP, INC. a Good Investment in 2026?

COSTAR GROUP, INC. (CSGP) scores 1.4 out of 10 on AlphaStocks' composite model, earning a Avoid rating. The Lynch model rates COSTAR GROUP, INC. as Strong. However, the Greenblatt Magic Formula model rates it Caution — Bottom half (rank 97%). COSTAR GROUP, INC. currently trades above its estimated fair value of $18, suggesting limited upside at current prices. COSTAR GROUP, INC. ranks #1117 out of 1126 stocks in the Real Estate sector.

This summary is algorithmically generated and is not financial advice.

Key Metrics

ROE0.1Market Cap14B

Estimated Fair Value

$17.9789% above

Trading above estimated fair value. P/e of 2046x implies high growth expectations. eps growth of -95% may not justify the premium.

Model-based estimate, not a price target.

5-Model Analysis

Each model evaluates this stock from a different angle. Combined, they form the composite score above.

Piotroski

Attractive

5/9

Buffett

Caution

Business quality & competitive moat

Graham

Neutral

Significantly above fair value

Lynch

Strong

Growth rate vs price (PEG)

Greenblatt

Caution

Bottom half (rank 97%)

Frequently Asked Questions

Is COSTAR GROUP, INC. (CSGP) a good investment?
Based on AlphaStocks' composite analysis, COSTAR GROUP, INC. (CSGP) scores 1.4 out of 10, earning a Avoid rating. This score is below average, suggesting caution. Trading above estimated fair value. P/e of 2046x implies high growth expectations. eps growth of -95% may not justify the premium.
What is COSTAR GROUP, INC.'s Piotroski F-Score?
COSTAR GROUP, INC.'s Piotroski F-Score status is Attractive. The raw score is 5/9. The Piotroski F-Score evaluates financial health using 9 fundamental signals including profitability, leverage, and operating efficiency.
Is CSGP overvalued or undervalued?
Based on AlphaStocks' model-based fair value estimate of $18, CSGP appears overvalued. The stock currently trades 89% above its estimated fair value. Trading above estimated fair value. P/e of 2046x implies high growth expectations. eps growth of -95% may not justify the premium.
How does CSGP compare to other Real Estate stocks?
COSTAR GROUP, INC. ranks #1117 out of 1126 stocks in the Real Estate sector, placing it in the top 99% of its sector by composite score. There are higher-ranked alternatives in this sector worth exploring.
What do investment models say about CSGP?
AlphaStocks evaluates CSGP using five proven investment models. Piotroski: Attractive; Buffett: Caution; Graham: Neutral; Lynch: Strong; Greenblatt Magic Formula: Caution. These models are combined into a single composite score of 1.4/10.

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Scores are algorithm-generated research tools, not investment recommendations. Past performance does not guarantee future results. Always do your own due diligence. Full disclaimer