Quest Diagnostics Inc vs Noble Corporation plc — how do they compare? Quest Diagnostics Inc trades at $237.99 (market cap $26.21B), while Noble Corporation plc trades at $44.34 (market cap $7.10B). The key difference: Quest Diagnostics Inc is far larger — about 3.7× Noble Corporation plc's market cap, and Noble Corporation plc pays the higher dividend (4.5%). Which is the better fit depends on your goals.
| DGX | NE | |
|---|---|---|
Market Cap | $26.21B | $7.10B |
Sector | Health | Technology |
52-Week High | $238.50 | $54.37 |
52-Week Low | $173.49 | $26.61 |
Enterprise Value | $31.97B | $8.53B |
Dividend Yield | 1.45% | 4.5% |
Signals from Pluang's Aura AI — not financial advice
Quest Diagnostics (DGX) trades at $237.63, down slightly by 0.3% today, but maintains strong momentum with three consecutive quarterly earnings beats and a raised 2026 outlook. The stock shows bullish technical signals with moving averages supporting upward trends, while fundamentals reveal solid revenue growth to $11.04 billion in 2025 and improving profit margins. Recent news highlights surging testing demand and AI implementation driving operational efficiency.
DGX presents a favorable investment case with analyst consensus price target of $249.50 offering 5% upside potential. Strong testing demand, strategic partnerships, and earnings momentum support growth, though elevated debt levels and margin pressures from lower-margin deals pose moderate risks. The stock's current valuation at 25.21 P/E appears reasonable given growth prospects.
Noble Corporation (NE) trades at $44.48, up 2.14% today, with a bullish technical signal driven by moving averages. The stock shows mixed earnings performance, with a Q1 2026 beat but a Q2 2026 miss, while revenue and net income have declined year-over-year. Recent news highlights multiple law firm investigations into the company, adding uncertainty. The consensus price target is $46.00, slightly above the current price, with analysts divided between Buy (31%) and Hold (43%) ratings.
The outlook is cautious due to earnings volatility and legal scrutiny, though positive cash flow and a solid backlog of $6.8 billion provide some stability. Key risks include operational suspensions and investor litigation, while potential upside hinges on execution improvements and contract wins. The stock's valuation appears stretched with a P/E of 47.32, demanding strong future growth to justify 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 →Noble Corporation plc is a leading offshore drilling contractor for the oil and gas industry. The company owns and operates a high-specification fleet of mobile offshore drilling units, including drillships and semi-submersibles, that are used for exploration and production activities in deepwater and harsh environments worldwide. Noble focuses on providing safe, efficient, and reliable drilling services to major and independent oil and gas companies globally.
Read more on NE →