Quest Diagnostics Inc vs PubMatic Inc — how do they compare? Quest Diagnostics Inc trades at $204.59 (market cap $22.80B), while PubMatic Inc trades at $13.73 (market cap $635.81M). The key difference: Quest Diagnostics Inc is far larger — about 35.9× PubMatic Inc's market cap, and Quest Diagnostics Inc pays a 1.67% dividend while PubMatic Inc pays none. Which is the better fit depends on your goals.
| DGX | PUBM | |
|---|---|---|
Market Cap | $22.80B | $635.81M |
Sector | Health | Technology |
52-Week High | $216.02 | $13.83 |
52-Week Low | $166.42 | $6.28 |
Enterprise Value | $28.82B | $533.31M |
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.
PubMatic trades at $13.57, up 0.15% with a bullish technical signal from moving averages. The company reported Q1 2026 earnings that beat expectations despite a net loss, with revenue of $282.93M in 2025 and a gross margin of 63.22%. Recent news highlights partnerships expanding AI-driven ad tech in CTV and international markets, supporting growth initiatives.
Outlook is mixed with strong analyst buy ratings (50%) and a $17.00 consensus target offering 25% upside, but profitability concerns persist with negative net margins and high P/E of 132. Key risks include competitive pressures and reliance on digital ad spending cycles, requiring monitoring of earnings turnaround progress.
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 →PubMatic Inc is engaged in the digital advertising business. The company provides a specialized cloud infrastructure platform that enables real-time programmatic advertising transactions. The platform helps independent app developers and publishers to control and maximize their digital advertising businesses.
Read more on PUBM →