Capital One Financial Corp. vs Quest Diagnostics Inc — how do they compare? Capital One Financial Corp. trades at $209.28 (market cap $126.46B), while Quest Diagnostics Inc trades at $204.9 (market cap $22.80B). The key difference: Capital One Financial Corp. is far larger — about 5.5× Quest Diagnostics Inc's market cap, and Quest Diagnostics Inc pays the higher dividend (1.67%). Which is the better fit depends on your goals.
| COF | DGX | |
|---|---|---|
Market Cap | $126.46B | $22.80B |
Sector | Financials | Health |
52-Week High | $257.94 | $216.02 |
52-Week Low | $176.10 | $166.42 |
Dividend Yield | 1.56% | 1.67% |
Enterprise Value | — | $28.82B |
Signals from Pluang's Aura AI — not financial advice
Capital One Financial (COF) trades at $203.02, up 0.74% with a bullish technical signal from moving averages. The stock shows mixed earnings performance with recent misses but strong revenue growth to $53.43B in 2025. Analyst consensus remains positive with a $252.40 price target and 62.5% buy ratings, while the Discover integration presents significant expansion opportunities amid credit risk concerns.
COF offers potential upside from current levels with Wall Street optimism around the Discover acquisition, though investors face headwinds from rising delinquencies and margin compression. The stock's valuation at 62.44 P/E appears elevated relative to modest ROE of 3.34%, requiring careful monitoring of integration execution and credit quality trends.
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
Capital One is a diversified financial services holding company headquartered in McLean, Virginia. Originally a spinoff of Signet Financial's credit card division in 1994, the company is now primarily involved in credit card lending, auto loans, and commercial lending.
Read more on COF →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 →