Quest Diagnostics Inc vs Standard Lithium Ltd — how do they compare? Quest Diagnostics Inc trades at $205.45 (market cap $22.80B), while Standard Lithium Ltd trades at $2.31 (market cap $577.14M). The key difference: Quest Diagnostics Inc is far larger — about 39.5× Standard Lithium Ltd's market cap, and Quest Diagnostics Inc pays a 1.67% dividend while Standard Lithium Ltd pays none. Which is the better fit depends on your goals.
| DGX | SLI | |
|---|---|---|
Market Cap | $22.80B | $577.14M |
Sector | Health | Basic Materials |
52-Week High | $216.02 | $5.65 |
52-Week Low | $166.42 | $2.29 |
Enterprise Value | $28.82B | $436.34M |
Dividend Yield | 1.67% | — |
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.
SLI trades at $2.29, down 6.91% today, with a bearish technical trend but oversold RSI readings. The company reported a net loss of $48.40 million in 2025, though it secured a $225 million DOE grant and key construction contracts for its Arkansas lithium project. Analyst consensus is unanimously bullish with 3 buy ratings.
The investment case hinges on successful project execution and lithium market dynamics. Near-term risks include cash burn and execution delays, but long-term upside exists if production targets are met. Investors should weigh high operational losses against strong institutional backing and strategic partnerships.
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 →Standard Lithium Ltd. is a company focused on the development of lithium projects in North America, with a primary focus on extracting lithium from brine resources. Their flagship projects aim to utilize proprietary, advanced direct lithium extraction (DLE) technologies to produce high-purity lithium compounds in an environmentally responsible manner. The company seeks to become a key domestic supplier to the growing electric vehicle and battery storage markets.
Read more on SLI →