Arista Networks Inc vs Illumina, Inc. — how do they compare? Arista Networks Inc trades at $208.58 (market cap $249.53B), while Illumina, Inc. trades at $191.5 (market cap $29.12B). The key difference: Arista Networks Inc is far larger — about 8.6× Illumina, Inc.'s market cap, and Arista Networks Inc is trading nearer its 52-week high, Illumina, Inc. nearer its low. Which is the better fit depends on your goals.
| ANET | ILMN | |
|---|---|---|
Market Cap | $249.53B | $29.12B |
Sector | Technology | Health |
52-Week High | $197.85 | $205.10 |
52-Week Low | $116.13 | $91.00 |
Enterprise Value | $236.19B | $30.48B |
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.
Illumina (ILMN) trades at $192.57, up 0.4% on the day, with a bearish technical signal but strong fundamental performance. The stock has consistently beaten earnings estimates in recent quarters, with Q2 2026 EPS of $1.31 exceeding expectations. Revenue remains stable around $4.3B, and profitability has improved significantly, with a net income margin of 19.57% in 2025. The company maintains robust cash flow from operations of $1.08B in 2025.
The outlook is mixed; strong fundamentals and analyst buy ratings support upside to the $201.58 consensus target, but technical weakness and high valuation ratios pose near-term risks. Key opportunities include sustained earnings beats and AI initiatives, while risks involve competitive pressures and execution challenges in a volatile market.
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 →Illumina provides tools and services to analyze genetic material with life science and clinical lab applications. The company generates over 90% of its revenue from sequencing instruments, consumables, and services. Illumina's high-throughput technology enables whole genome sequencing in humans and other large organisms. Its lower throughput tools enable applications that require smaller data outputs, such as viral and cancer tumor screening. Illumina also sells microarrays (less than 10% of sales) that enable lower-cost, focused genetic screening with primarily consumer and agricultural applications.
Read more on ILMN →