Quest Diagnostics Inc vs PPG Industries, Inc. — how do they compare? Quest Diagnostics Inc trades at $205.45 (market cap $22.80B), while PPG Industries, Inc. trades at $114.66 (market cap $25.56B). The key difference: Quest Diagnostics Inc and PPG Industries, Inc. are close in size by market cap, and PPG Industries, Inc. pays the higher dividend (2.48%). Which is the better fit depends on your goals.
| DGX | PPG | |
|---|---|---|
Market Cap | $22.80B | $25.56B |
Sector | Health | Basic Materials |
52-Week High | $216.02 | $131.56 |
52-Week Low | $166.42 | $94.34 |
Enterprise Value | $28.82B | $31.66B |
Dividend Yield | 1.67% | 2.48% |
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.
PPG Industries trades at $113.84, down 2.5% on the day, with a bullish technical signal despite near-term volatility. The stock shows strong profitability with a net margin of 9.83% and ROE of 21.09%, supported by consistent earnings beats in recent quarters. Recent news highlights innovation in aerospace and marine coatings, alongside a sustainable dividend profile. Valuation ratios appear reasonable with a P/E of 16.31 and P/S of 1.6.
The outlook remains positive given analyst consensus favoring a buy rating and a $131.75 price target, implying significant upside. Risks include volume softness and margin pressure, but robust cash flow and strategic innovations provide a cushion. The stock presents a value opportunity with growth catalysts from new product launches and market expansion.
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 →PPG is a global producer of coatings. The company is the world's largest producer of coatings after the purchase of selected Akzo Nobel assets. PPG's products are sold to a wide variety of end users, including the automotive, aerospace, construction, and industrial markets. The company has a footprint in many regions around the globe, with less than half of sales coming from North America in recent years. PPG is focused on its coatings and specialty products and expansion into emerging regions, as exemplified by the Comex acquisition.
Read more on PPG →