Quest Diagnostics Inc vs TransMedics Group Inc — how do they compare? Quest Diagnostics Inc trades at $237.51 (market cap $26.21B), while TransMedics Group Inc trades at $87.02 (market cap $3.10B). The key difference: Quest Diagnostics Inc is far larger — about 8.5× TransMedics Group Inc's market cap, and Quest Diagnostics Inc pays a 1.45% dividend while TransMedics Group Inc pays none. Which is the better fit depends on your goals.
| DGX | TMDX | |
|---|---|---|
Market Cap | $26.21B | $3.10B |
Sector | Health | Technology |
52-Week High | $238.50 | $150.42 |
52-Week Low | $173.49 | $61.99 |
Enterprise Value | $31.97B | $3.49B |
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.
TransMedics Group (TMDX) trades at $87.02, down 1.57% today, amid mixed signals. The stock shows a bullish technical trend with moving averages supporting upside, but oscillators like RSI indicate overbought conditions near 78. Fundamentally, the company reported record Q2 2026 revenue but missed earnings estimates, with net income margin declining to 22.69% from 31.42% in 2025. Recent news highlights an ongoing investigation into fiduciary duties by Rosen Law Firm, adding uncertainty.
The outlook remains cautiously optimistic with a consensus price target of $99.57, implying 14% upside, supported by strong analyst buy ratings (69%). However, risks include earnings volatility, margin pressure from rising costs, and legal scrutiny. Investors should weigh robust revenue growth against execution risks and elevated valuation multiples like a P/E of 23.15.
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 →TransMedics is a pioneering medical technology company that is disrupting the organ transplant market with its Organ Care System (OCS™). By replacing traditional cold storage with portable warm perfusion, the OCS maintains donor organs in a near-physiologic state, allowing for continuous assessment and optimization. Through its National OCS Program (NOP™), TransMedics provides an end-to-end clinical and logistics solution, including a dedicated aviation fleet, to maximize the utilization of donor organs and improve patient outcomes.
Read more on TMDX →