Quest Diagnostics Inc vs Tempus AI — how do they compare? Quest Diagnostics Inc trades at $237.51 (market cap $26.23B), while Tempus AI trades at $55.65 (market cap $9.93B). The key difference: Quest Diagnostics Inc is far larger — about 2.6× Tempus AI's market cap, and Quest Diagnostics Inc pays a 1.45% dividend while Tempus AI pays none. Which is the better fit depends on your goals.
| DGX | TEM | |
|---|---|---|
Market Cap | $26.23B | $9.93B |
Sector | Health | Broad Market / Factor |
52-Week High | $238.50 | $103.25 |
52-Week Low | $173.49 | $41.55 |
Enterprise Value | $31.99B | $10.56B |
Dividend Yield | 1.45% | — |
Signals from Pluang's Aura AI — not financial advice
Quest Diagnostics (DGX) trades at $238.35, down slightly by 0.06% today, but maintains a bullish technical trend with strong earnings momentum, having beaten EPS estimates in the last three quarters. Revenue grew to $11.04 billion in 2025, with net income reaching $992 million, and the company raised its 2026 outlook amid surging testing demand. Analyst consensus is a Buy with a $249.50 price target, though valuation multiples like a P/E of 25.3 suggest premium pricing.
The outlook for DGX is positive due to robust demand for diagnostic services, AI integration, and partnerships driving growth, but risks include margin pressure from lower-margin deals and high debt levels. Investors may find opportunity in sustained earnings beats and dividend payouts, yet should monitor competitive and cost pressures that could affect profitability.
Tempus AI (TEM) trades at $52.05, up 12.86% in 24 hours, reflecting strong momentum after Q2 2026 earnings beat revenue estimates and raised 2026 sales guidance. The stock is technically bullish with moving averages supporting upside, while fundamentals show revenue growth to $1.4 billion in 2026 but persistent net losses. Recent news highlights expansion through the Personalis acquisition and AI-driven precision medicine advancements.
Outlook: Growth prospects are robust with AI adoption in healthcare and strategic deals, but high valuation ratios and negative profitability pose risks. Analysts are bullish with a $61.57 consensus target, though cash burn and competitive pressures require monitoring for sustained investor confidence.
Trailing returns across standard periods
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 →Tempus AI Inc is a technology company. It has built the Tempus Platform, which comprises both a technology platform to free healthcare data from silos and an operating system to make the resulting data useful. Its Intelligent Diagnostics use AI, including generative AI, to make laboratory tests more accurate, tailored, and personal.
Read more on TEM →