Constellation Energy Corporation vs Quest Diagnostics Inc — how do they compare? Constellation Energy Corporation trades at $262.61 (market cap $91.57B), while Quest Diagnostics Inc trades at $204.84 (market cap $22.80B). The key difference: Constellation Energy Corporation is far larger — about 4× 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.
| CEG | DGX | |
|---|---|---|
Market Cap | $91.57B | $22.80B |
Sector | Energy | Health |
52-Week High | $403.95 | $216.02 |
52-Week Low | $236.50 | $166.42 |
Enterprise Value | $113.24B | $28.82B |
Dividend Yield | 0.67% | 1.67% |
Signals from Pluang's Aura AI — not financial advice
Constellation Energy (CEG) trades at $257.57, up 2.46% today, showing strong momentum despite a bearish technical signal. The stock benefits from robust fundamentals with 2025 revenue of $25.53B and net income of $2.32B, supported by a 70% analyst buy rating and consensus price target of $343.50. Recent news highlights CEG's strategic positioning to capitalize on rising AI-driven electricity demand and nuclear power resurgence.
The outlook remains positive with CEG positioned as a key beneficiary of growing electricity demand from AI and data centers. Investment opportunities include strong earnings growth projections and favorable valuation metrics. Risks include execution challenges in capacity expansion and potential regulatory changes affecting utility operations.
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
Latest headlines on both assets
Constellation is the largest producer of carbon-free energy in the U.S. and a leading nuclear power plant operator. It provides sustainable electricity to millions of residential, public, and industrial customers.
Read more on CEG →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 →