Quest Diagnostics Inc vs Paychex, Inc. — how do they compare? Quest Diagnostics Inc trades at $237.51 (market cap $26.21B), while Paychex, Inc. trades at $121.38 (market cap $43.14B). The key difference: Paychex, Inc. is the larger of the two by market cap, and Paychex, Inc. pays the higher dividend (3.92%). Which is the better fit depends on your goals.
| DGX | PAYX | |
|---|---|---|
Market Cap | $26.21B | $43.14B |
Sector | Health | Industrials |
52-Week High | $238.50 | $140.81 |
52-Week Low | $173.49 | $85.57 |
Enterprise Value | $31.97B | $46.63B |
Dividend Yield | 1.45% | 3.92% |
Signals from Pluang's Aura AI — not financial advice
Quest Diagnostics (DGX) trades at $237.99, up 0.15% on the day, near its 52-week high. The stock shows strong momentum with consecutive earnings beats in 2026, including Q2 EPS of $3.12 versus $2.82 expected. Revenue growth accelerated to $11.04 billion in 2025, with net income margin at 9.19%. Technical indicators signal a bullish trend, while analyst consensus is a $249.50 price target. Recent news highlights AI integration and raised 2026 outlook amid robust testing demand.
The outlook for DGX is positive, driven by earnings momentum, strategic partnerships, and healthcare demand. Investment opportunity lies in sustained growth and dividend yield, but risks include margin pressure from lower-margin deals and high debt levels. Valuation at a P/E of 25.21 requires continued execution to justify upside.
Paychex (PAYX) trades at $120.34, down 0.69% on the day, with a bullish technical signal from moving averages but overbought RSI readings. The company shows strong profitability with a 27.03% net income margin and consistent earnings beats, though valuation ratios like a P/E of 24.81 are elevated. Recent news highlights steady small business employment data and product expansion, supporting its core HR services business.
The outlook is mixed: solid fundamentals and dividend payments offer stability, but high valuation and analyst caution (63.33% hold rating) suggest limited near-term upside. Risks include economic sensitivity and debt levels, yet long-term growth in HR outsourcing remains a tailwind for patient investors.
Trailing returns across standard periods
Latest headlines on both assets
Quest Diagnostics is a leading independent provider of diagnostic testing, information, and services in the U.S. The company generates over 95% of its revenue through clinical testing, anatomic pathology, esoteric testing, and substance abuse testing with specimens collected at its national network of roughly 2,300 patient service centers, as well as multiple doctors offices and hospitals. The firm also runs a much smaller diagnostic solutions segment that provides clinical trials testing, risk assessment services, and information technology solutions.
Read more on DGX →Paychex is a leading provider of payroll, human capital management, and insurance solutions servicing small and midsize clients primarily in the United States. The company, established in 1979, services over 730,000 clients and pays over 1 in 12 U.S. private-sector workers. Alongside its traditional payroll services, Paychex offers HCM solutions such as benefits administration and time and attendance software, as well as human resources outsourcing and insurance agency services.
Read more on PAYX →