Quest Diagnostics Inc vs Advanced Drainage Systems Inc — how do they compare? Quest Diagnostics Inc trades at $204.84 (market cap $22.80B), while Advanced Drainage Systems Inc trades at $152.98 (market cap $11.57B). The key difference: Quest Diagnostics 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 | WMS | |
|---|---|---|
Market Cap | $22.80B | $11.57B |
Sector | Health | Industrials |
52-Week High | $216.02 | $175.38 |
52-Week Low | $166.42 | $110.89 |
Enterprise Value | $28.82B | $13.14B |
Dividend Yield | 1.67% | 0.53% |
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.
WMS trades at $147.62, down 1.89% on the day, with a bullish technical signal and strong fundamentals including a 24.02% ROE and consistent earnings beats. Recent news includes a dividend increase and investor day, while cash flow dipped in 2025 but is projected to recover. The stock shows robust profitability with a 13.98% net margin and trades below the consensus price target of $184.43.
Outlook is positive with analyst support and operational strength, but risks include a high P/E of 27.09 and mixed sentiment from recent Strong Sell ratings. Upside potential exists if earnings momentum continues, though investors should monitor debt levels and competitive pressures in the water management sector.
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 →Advanced Drainage Systems Inc is engaged in designing, manufacturing, and marketing thermoplastic corrugated pipe and related water management products in North and South America, and Europe. The company's operating segment includes Pipe
Read more on WMS →