AlphaStocks
5.7
Consider Buy

QUEST DIAGNOSTICS INC (DGX)

Health Care / Health Care Services

S&P 500

$189.14

Middle of the pack. No strong signal either way.

Consider Buy

Score based on 5 of 5 models — high confidence

#334out of 1126 in Health Care

Is QUEST DIAGNOSTICS INC a Good Investment in 2026?

QUEST DIAGNOSTICS INC (DGX) scores 5.7 out of 10 on AlphaStocks' composite model, earning a Consider Buy rating. The Piotroski model rates QUEST DIAGNOSTICS INC as Strong (8/9). However, the Graham model rates it Caution — 82% above fair value. QUEST DIAGNOSTICS INC currently trades below its estimated fair value of $200, suggesting potential upside. QUEST DIAGNOSTICS INC ranks #334 out of 1126 stocks in the Health Care sector.

This summary is algorithmically generated and is not financial advice.

Key Metrics

P/E21.5ROE13.8Market Cap21BDiv Yield1.5

Estimated Fair Value

$199.575% below

Trading near estimated fair value.

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

Strong

8/9

Buffett

Attractive

Business quality & competitive moat

Graham

Caution

82% above fair value

Lynch

Neutral

PEG 3.8 · Stalwart

Greenblatt

Attractive

Top 25% (rank 12%)

Frequently Asked Questions

Is QUEST DIAGNOSTICS INC (DGX) a good investment?
Based on AlphaStocks' composite analysis, QUEST DIAGNOSTICS INC (DGX) scores 5.7 out of 10, earning a Consider Buy rating. This is a middle-of-the-pack score with no strong signal either way. Trading near estimated fair value.
What is QUEST DIAGNOSTICS INC's Piotroski F-Score?
QUEST DIAGNOSTICS INC's Piotroski F-Score status is Strong. The raw score is 8/9. The Piotroski F-Score evaluates financial health using 9 fundamental signals including profitability, leverage, and operating efficiency.
Is DGX overvalued or undervalued?
Based on AlphaStocks' model-based fair value estimate of $200, DGX appears undervalued. The stock currently trades 5% below its estimated fair value. Trading near estimated fair value.
How does DGX compare to other Health Care stocks?
QUEST DIAGNOSTICS INC ranks #334 out of 1126 stocks in the Health Care sector, placing it in the top 30% of its sector by composite score. This is an above-average position relative to sector peers.
What do investment models say about DGX?
AlphaStocks evaluates DGX using five proven investment models. Piotroski: Strong; Buffett: Attractive; Graham: Caution; Lynch: Neutral; Greenblatt Magic Formula: Attractive. These models are combined into a single composite score of 5.7/10.

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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