Quest Diagnostics Inc vs SiTime Corporation — how do they compare? Quest Diagnostics Inc trades at $204.84 (market cap $22.80B), while SiTime Corporation trades at $606.68 (market cap $18.72B). The key difference: Quest Diagnostics Inc is the larger of the two by market cap, and Quest Diagnostics Inc pays a 1.67% dividend while SiTime Corporation pays none. Which is the better fit depends on your goals.
| DGX | SITM | |
|---|---|---|
Market Cap | $22.80B | $18.72B |
Sector | Health | Technology |
52-Week High | $216.02 | $901.60 |
52-Week Low | $166.42 | $190.16 |
Enterprise Value | $28.82B | $17.93B |
Dividend Yield | 1.67% | — |
Signals from Pluang's Aura AI — not financial advice
Quest Diagnostics (DGX) trades at $207.35, showing minimal daily movement with a slight decline of 0.04%. The stock maintains a bullish technical stance with recent earnings beats and analyst consensus pointing to upside potential. Recent developments include New York State approval for Haystack MRD testing and strong momentum across diagnostic channels. Revenue growth accelerated to $11.04 billion in 2025 with consistent profitability margins around 9%.
DGX presents a balanced investment case with 38% analyst buy ratings and a $227.75 price target suggesting 10% upside. The company demonstrates steady revenue growth and operational efficiency, though elevated debt levels and policy risks require monitoring. Second quarter earnings on July 23, 2026, will be crucial for validating current momentum and growth trajectory.
SITM trades at $602.55, down 4.2% over 24 hours, with a bearish technical signal despite recent earnings beats. The company shows strong revenue growth and expanding gross margins, driven by AI infrastructure demand and the completed Renesas acquisition. Analyst consensus remains unanimously bullish with a $743.75 price target, though negative net income and high valuation ratios present fundamental concerns.
Outlook is mixed: robust AI-driven growth and strategic acquisitions offer upside, but profitability challenges and bearish technicals near-term pose risks. Investors should weigh strong analyst support against cash flow volatility and execution risks in integrating new assets.
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 →SiTime Corporation is a leading provider of MEMS-based silicon timing solutions used in various electronic applications. The company’s products, including oscillators, resonators, and clock ICs, are designed to replace traditional quartz-based timing devices, offering superior performance, reliability, and smaller size in harsh environments. SiTime's solutions are adopted across high-growth markets such as 5G, data centers, industrial IoT, and automotive, positioning the company as a key enabler for next-generation electronic systems.
Read more on SITM →