Quest Diagnostics Incorporated
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Financial Performance
Revenue
$11.035B
Market Cap
$18.4B
Net Income
$992M
Employees
51,000
Quest Diagnostics is functioning as a critical, entrenched pillar of the US healthcare infrastructure, extracting stable, recurring revenues from its national network of clinical laboratory and anatomic pathology services. Under CEO James Davis, the diagnostics leader generated exactly $9.4 billion in revenue and maintains a $18.4 billion market cap with exactly 51000 employees. The financial narrative in 2026 is entirely defined by post-COVID volume normalization and advanced diagnostics expansion; replacing evaporated pandemic testing revenues, Quest extracts lucrative profitability by furiously expanding its differentiated genomics, oncology, and cardiometabolic testing portfolio.
Revenue Trend Analysis
YoY Change
+11.8%
2-Year CAGR
+9.2%
Peak Year
2025
Trend
Consistent Growth
Quest Diagnostics Incorporated has reported revenue across 3 fiscal years, compounding at +9.2% annually over 2 years. The most recent year saw a 11.8% increase versus the prior year. Revenue peaked in 2025 at $11.0B. Out of 2 reported periods, 2 showed growth and 0 showed a decline.
| Fiscal Year | Revenue | Net Income | YoY Change |
|---|---|---|---|
| FY2025 | $11.0B | $992M | +11.8% |
| FY2024 | $9.9B | $871M | +6.7% |
| FY2023 | $9.3B | $854M | — |
Source: SEC EDGAR filings, annual earnings releases, and verified financial disclosures.
Click any row to see year details.
Quest Diagnostics Incorporated reported approximately $9.4B in fiscal year 2025 with a team of 51,000 employees worldwide.
Quest Diagnostics Incorporated strategically balances reinvestment into core R&D with operational cost discipline, focusing on workflow automation to expand operating margins in 2026.
Financial performance in Clinical Laboratory Services / Diagnostic Information Services is driven by steady cash generation and pricing power, enabling Quest Diagnostics Incorporated to reinvest in high-return strategic initiatives.
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CorpDigest. "Quest Diagnostics Incorporated Revenue & Financials." CorpDigest, https://corpdigest.com/company/quest-diagnostics/financials.<div style="font-family:system-ui,sans-serif;font-size:14px;line-height:1.5;border:1px solid #e2e8f0;border-radius:8px;padding:12px 16px;max-width:520px"><strong>Quest Diagnostics Incorporated reported $11B in revenue (FY2025).</strong><br>Source: <a href="https://corpdigest.com/company/quest-diagnostics/financials" target="_blank" rel="noopener">CorpDigest — Quest Diagnostics Incorporated financials</a></div>