Arista Networks Inc vs Quest Diagnostics Inc — how do they compare? Arista Networks Inc trades at $209.45 (market cap $249.53B), while Quest Diagnostics Inc trades at $237.51 (market cap $26.21B). The key difference: Arista Networks Inc is far larger — about 9.5× Quest Diagnostics Inc's market cap, and Quest Diagnostics Inc pays a 1.45% dividend while Arista Networks Inc pays none. Which is the better fit depends on your goals.
| ANET | DGX | |
|---|---|---|
Market Cap | $249.53B | $26.21B |
Sector | Technology | Health |
52-Week High | $197.85 | $238.50 |
52-Week Low | $116.13 | $173.49 |
Enterprise Value | $236.19B | $31.97B |
Dividend Yield | — | 1.45% |
Signals from Pluang's Aura AI — not financial advice
Arista Networks (ANET) trades at $209.29, up 9.28% in 24 hours, near its 52-week high. The stock exhibits bullish technical signals with strong moving average support. Fundamentally, revenue grew to $9.01B in 2025 with a 38.37% net margin, though valuation multiples like a 62.61 P/E are elevated. Recent quarters show consistent EPS beats, with Q2 2026 EPS of $1.02 exceeding expectations by 15%.
Outlook remains positive driven by AI data center demand, but risks include high valuation sensitivity and insider selling. Analyst consensus is strongly bullish with a $252.25 price target, implying 20% upside. Execution on AI networking growth and hyperscaler spending are key catalysts, while competition and margin pressure pose challenges.
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.
Trailing returns across standard periods
Latest headlines on both assets
Arista Networks is a software and hardware provider for the networking solutions sector. Operating as one business unit, software, switching, and router products are targeted for high-performance networking applications, while service revenue comes from technical support. Customer markets include data centers, enterprises, service providers, and campuses. The company is headquartered in Santa Clara, California, and generates most of its revenue in the Americas.
Read more on ANET →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 →