Quest Diagnostics Inc vs Pfizer Inc — how do they compare? Quest Diagnostics Inc trades at $237.5 (market cap $26.21B), while Pfizer Inc trades at $26.56 (market cap $151.73B). The key difference: Pfizer Inc is far larger — about 5.8× Quest Diagnostics Inc's market cap, and Pfizer Inc pays the higher dividend (6.46%). Which is the better fit depends on your goals.
| DGX | PFE | |
|---|---|---|
Market Cap | $26.21B | $151.73B |
Sector | Health | Health |
52-Week High | $238.50 | $28.56 |
52-Week Low | $173.49 | $23.60 |
Enterprise Value | $31.97B | $203.22B |
Dividend Yield | 1.45% | 6.46% |
Volume | — | 29,869,932 |
Signals from Pluang's Aura AI — not financial advice
No Aura AI signal available yet.
Pfizer (PFE) trades at $26.62, down 0.45% today, with a bullish technical signal from moving averages and a consensus analyst price target of $27.86. The company reported three consecutive quarterly earnings beats in 2026, with Q3 2026 EPS expected at $0.79. Revenue for 2025 was $62.58 billion, with a net income margin of 12.41%, though 2026 projections show a decline to 6.8%. Positive news highlights pipeline advancements in obesity and oncology therapies.
Pfizer presents a mixed outlook: bullish technicals and analyst support contrast with declining profit margins and patent cliff risks. Investment opportunities include a solid dividend yield and catalyst-rich pipeline in 2026, but risks involve revenue volatility post-COVID and competitive pressures. The stock's current valuation at a P/E of 35.59 may limit near-term upside absent earnings acceleration.
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 →Pfizer Inc. operates as a pharmaceutical company. The Company offers medicines, vaccines, medical devices, and consumer healthcare products for oncology, inflammation, cardiovascular, and other therapeutic areas. Pfizer serves customers worldwide.
Read more on PFE →