Illumina, Inc. vs Quanta Services Inc — how do they compare? Illumina, Inc. trades at $191.95 (market cap $29.12B), while Quanta Services Inc trades at $681.98 (market cap $100.82B). The key difference: Quanta Services Inc is far larger — about 3.5× Illumina, Inc.'s market cap, and Quanta Services Inc pays a 0.07% dividend while Illumina, Inc. pays none. Which is the better fit depends on your goals.
| ILMN | PWR | |
|---|---|---|
Market Cap | $29.12B | $100.82B |
Sector | Health | Industrials |
52-Week High | $205.10 | $785.24 |
52-Week Low | $91.00 | $372.50 |
Enterprise Value | $30.48B | $106.91B |
Dividend Yield | — | 0.07% |
Signals from Pluang's Aura AI — not financial advice
Illumina (ILMN) trades at $191.32, down 0.25% on the day, with a bullish earnings trend after beating Q2 2026 estimates. The stock shows strong profitability with a net margin of 18.34% and positive cash flow, though technical indicators signal near-term bearish pressure. Recent news highlights institutional buying and AI partnerships boosting growth prospects.
Outlook remains positive with a consensus price target of $201.58, offering ~5% upside, supported by solid fundamentals and analyst optimism. Risks include high valuation multiples and competitive pressures in genomics. The stock presents a growth opportunity with manageable near-term volatility.
PWR trades at $680.97, up 3.04% today, with a bullish technical signal and strong earnings beats in recent quarters. The company reported robust revenue growth, reaching $28.48B in 2025, and raised its 2026 outlook, supported by a record backlog and infrastructure demand. However, valuation ratios like a P/E of 76.73 and P/S of 3.1 are elevated, indicating high expectations.
The outlook is positive due to accelerating infrastructure investments and analyst consensus favoring buys, with a price target of $809.75. Risks include high valuation sensitivity, project execution challenges, and macroeconomic pressures on capital spending. Earnings growth remains the key catalyst for further upside, but investors should weigh premium pricing against execution risks.
Trailing returns across standard periods
Latest headlines on both assets
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 →Quanta Services is a leading provider of specialty contracting services, delivering comprehensive infrastructure solutions for the electric and gas utility, communications, pipeline, and energy industries in the United States, Canada, and Australia. Quanta reports its results under two reportable segments: electric power infrastructure solutions and underground utility and infrastructure solutions. In October 2021, the company completed the acquisition of Blattner, a provider of comprehensive engineering, procurement, and construction solutions to customers in the renewable energy industry.
Read more on PWR →