Quest Diagnostics Incorporated (DGX) Stock

Quest Diagnostics Incorporated (DGX) is a Healthcare stock trading at $194.97 (as of 2026-06-18), with a market capitalization of $21.57B and a trailing P/E of 22.4. Figures are sourced from first-party U.S. SEC EDGAR filings and market data.

Quest Diagnostics Incorporated provides diagnostic testing along with diagnostic information and related services, delivering routine and advanced clinical testing and anatomic pathology services through its laboratory and patient service network. Services are offered under the Quest Diagnostics brand and other company brands to patients and healthcare organizations, and the company also supports risk assessment for the life insurance industry.

Valuation — source: SEC EDGAR (first-party)
Price$194.97
Market Cap$21.57B
P/E Ratio22.4
EV / EBITDA12.7
Price / Book2.93
Price / Sales1.99
Dividend Yield1.6%
DCF Value (model)$124.00
DCF Upside vs Price-36.4%
Profitability & Growth — source: SEC EDGAR
Revenue (TTM)$11.04B
Net Margin9.0%
Return on Equity13.4%
Debt / Equity0.74
Current Ratio1.18
Revenue Growth (YoY)9.2%
EPS Growth (YoY)15.2%
FCF Growth (YoY)-16.8%
Financial Health — source: SEC EDGAR
Altman Z-Score3.29 (safe)
Piotroski F-Score8/9 (strong)
Valuation vs Sector & Industry
Stock P/E22.4
Sector P/E (Healthcare)21.0
Industry P/E (Healthcare Services)23.0
vs Sector7.1%
vs Industry-2.6%
Smart-Money Activity — SEC Form 4 / 13F / Congressional disclosures
Top Institutional HolderVANGUARD GROUP INC ($2.50B)
Institutional Holders Tracked10
Congressional Trades (recent)10
Company
SectorHealthcare
IndustryHealthcare Services
CEOJames E. Davis
Employees55,000
CountryUS
IPO Date1996-12-17

Related Companies (Business model: Clinical Labs / CRO Services; 8 closest by market cap; US-domiciled)

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  • Labcorp Holdings Inc. (LH)
  • Medpace Holdings, Inc. (MEDP)
  • ICON Public Limited Company (ICLR)
  • Guardant Health, Inc. (GH)
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DGX earnings history · DGX institutional & insider holders · Congress trades · Insider trades · Short interest · Stock screener

Data as of 2026-06-18.

Figures sourced from U.S. Securities and Exchange Commission (SEC EDGAR) filings and market data. Not personalized investment advice.