Quest Diagnostics Inc vs NRG Energy Inc — how do they compare? Quest Diagnostics Inc trades at $206.04 (market cap $22.80B), while NRG Energy Inc trades at $137.48 (market cap $29.19B). The key difference: NRG Energy Inc is the larger of the two by market cap, and Quest Diagnostics Inc pays the higher dividend (1.67%). Which is the better fit depends on your goals.
| DGX | NRG | |
|---|---|---|
Market Cap | $22.80B | $29.19B |
Sector | Health | Utilities |
52-Week High | $216.02 | $184.03 |
52-Week Low | $166.42 | $120.65 |
Enterprise Value | $28.82B | $53.02B |
Dividend Yield | 1.67% | 1.37% |
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.
NRG Energy trades at $139.48, down 0.67% on the day, with a bearish technical signal despite recent earnings beats. The stock shows mixed fundamentals with a high P/E of 153.27 but attractive P/S of 0.86, while revenue grew to $30.71B in 2025. Analyst sentiment remains positive with 64% buy ratings, though technical indicators suggest near-term pressure with support at $138.
Outlook is cautiously optimistic given strong analyst support and dividend payments, but risks include high debt levels and volatile cash flows. Investors should weigh solid revenue growth against margin compression and elevated valuation multiples before positioning.
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 →NRG Energy is one of the largest retail energy providers in the U.S., with 7 million customers, including its 2021 acquisition of Direct Energy. It also is one of the largest U.S. independent power producers, with 16 gigawatts of nuclear, coal, gas, and oil power generation capacity primarily in Texas. Since 2018, NRG has divested its 47% stake in NRG Yield, among other renewable energy and conventional generation investments. NRG exited Chapter 11 bankruptcy as a stand-alone entity in December 2003.
Read more on NRG →