Quest Diagnostics Inc vs Ecopetrol SA — how do they compare? Quest Diagnostics Inc trades at $205.45 (market cap $22.80B), while Ecopetrol SA trades at $16.24 (market cap $29.46B). The key difference: Ecopetrol SA is the larger of the two by market cap, and Ecopetrol SA pays the higher dividend (4.02%). Which is the better fit depends on your goals.
| DGX | EC | |
|---|---|---|
Market Cap | $22.80B | $29.46B |
Sector | Health | Energy |
52-Week High | $216.02 | $16.58 |
52-Week Low | $166.42 | $8.29 |
Enterprise Value | $28.82B | $57.24B |
Dividend Yield | 1.67% | 4.02% |
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.
Ecopetrol (EC) trades at $15.88, up 1.93% with a bullish technical signal from moving averages. The stock shows mixed earnings performance with recent misses but maintains solid profitability with 8.76% net margin and 13.01% ROE. Recent positive developments include a collective bargaining agreement with workers and S&P credit rating affirmation. Valuation appears reasonable with P/E of 11.31 and P/S of 0.99, trading near analyst consensus target of $14.63.
EC presents a balanced opportunity with attractive valuation metrics and stable dividend yield, though facing revenue decline from $159.6B in 2022 to $119.7B in 2025. Key risks include ongoing revenue pressure, debt levels at 42.51% of assets, and oil price volatility. Analyst sentiment is cautious with 27% buy ratings versus 55% hold, suggesting limited near-term upside potential from current levels.
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 →Ecopetrol SA is a vertically integrated oil company with operations in Latin America and the United States Gulf Coast. Based out of Colombia, the company explores, develops, and conducts production activities in various countries. Ecopetrol works as the primary operator or partner in a joint venture, in a host of assets held onshore and offshore. Along with production, the company refines and markets crude oils and byproducts produced from its fields. Crude products are moved by Ecopetrol through a series of pipelines throughout Colombia, along with a network of third-party production centers and facilities.
Read more on EC →