ConocoPhillips vs Quest Diagnostics Inc — how do they compare? ConocoPhillips trades at $112 (market cap $136.29B), while Quest Diagnostics Inc trades at $205.45 (market cap $22.80B). The key difference: ConocoPhillips is far larger — about 6× Quest Diagnostics Inc's market cap, and ConocoPhillips pays the higher dividend (3%). Which is the better fit depends on your goals.
| COP | DGX | |
|---|---|---|
Market Cap | $136.29B | $22.80B |
Sector | Energy | Health |
52-Week High | $133.80 | $216.02 |
52-Week Low | $85.66 | $166.42 |
Enterprise Value | $153.25B | $28.82B |
Dividend Yield | 3% | 1.67% |
Signals from Pluang's Aura AI — not financial advice
ConocoPhillips (COP) trades at $112.85, up 3.49% today, with a bullish technical outlook supported by moving averages and strong analyst consensus. The company reported mixed Q1 2026 earnings, beating EPS estimates but showing declining revenue and net income margins since 2022. Recent news highlights oil price volatility and geopolitical risks influencing energy stocks.
COP offers value with a P/E of 19.13 and bullish analyst targets averaging $137.14, but faces headwinds from falling profitability and oil market instability. Investment appeal hinges on execution amid volatile commodity prices and competitive pressures.
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.
Trailing returns across standard periods
ConocoPhillips is a U.S.-based independent exploration and production firm. In 2021, it produced 1.0 million barrels per day of oil and natural gas liquids and 3.2 billion cubic feet per day of natural gas, primarily from Alaska and the Lower 48 in the United States and Norway in Europe and several countries in Asia-Pacific and the Middle East. Proven reserves at year-end 2021 were 6.1 billion barrels of oil equivalent.
Read more on COP →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 →