Quest Diagnostics Inc vs Standard Lithium Ltd — how do they compare? Quest Diagnostics Inc trades at $237.51 (market cap $26.21B), while Standard Lithium Ltd trades at $2.48 (market cap $604.50M). The key difference: Quest Diagnostics Inc is far larger — about 43.4× Standard Lithium Ltd's market cap, and Quest Diagnostics Inc pays a 1.45% dividend while Standard Lithium Ltd pays none. Which is the better fit depends on your goals.
| DGX | SLI | |
|---|---|---|
Market Cap | $26.21B | $604.50M |
Sector | Health | Basic Materials |
52-Week High | $238.50 | $5.65 |
52-Week Low | $173.49 | $1.93 |
Enterprise Value | $31.97B | $467.42M |
Dividend Yield | 1.45% | — |
Signals from Pluang's Aura AI — not financial advice
Quest Diagnostics (DGX) trades at $237.99, up 0.15% on the day, near its 52-week high. The stock shows strong momentum with consecutive earnings beats in 2026, including Q2 EPS of $3.12 versus $2.82 expected. Revenue growth accelerated to $11.04 billion in 2025, with net income margin at 9.19%. Technical indicators signal a bullish trend, while analyst consensus is a $249.50 price target. Recent news highlights AI integration and raised 2026 outlook amid robust testing demand.
The outlook for DGX is positive, driven by earnings momentum, strategic partnerships, and healthcare demand. Investment opportunity lies in sustained growth and dividend yield, but risks include margin pressure from lower-margin deals and high debt levels. Valuation at a P/E of 25.21 requires continued execution to justify upside.
SLI trades at $2.41, down 4.74% today, with a bullish technical signal from moving averages and a neutral oscillator stance. The company reported a net loss of $48.40M in 2025, with negative ROE and ROA, but beat EPS estimates in two recent quarters. Positive news includes a $225M DOE grant and progress on its South West Arkansas lithium project, with institutional buying from Amundi (64.9% stake increase in Q1 2026 per SEC filing).
The outlook hinges on project execution, as SLI transitions to production with strong analyst support (100% buy ratings). Key risks include cash burn from negative operating cash flow and reliance on financing, but de-risking milestones and government backing offer upside if timelines are met.
Trailing returns across standard periods
Latest headlines on both assets
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 →