Illumina, Inc. vs Quanta Services Inc — how do they compare? Illumina, Inc. trades at $190.08 (market cap $27.94B), while Quanta Services Inc trades at $641.92 (market cap $94.92B). The key difference: Quanta Services Inc is far larger — about 3.4× 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 | $27.94B | $94.92B |
Sector | Health | Industrials |
52-Week High | $194.33 | $785.24 |
52-Week Low | $91.00 | $372.50 |
Enterprise Value | $29.33B | $100.88B |
Dividend Yield | — | 0.07% |
Signals from Pluang's Aura AI — not financial advice
Illumina (ILMN) trades at $185.36, down 0.69% on the day, with a bullish technical signal from moving averages. The stock shows strong profitability with a 19.42% net income margin and has beaten EPS estimates for three consecutive quarters. Recent news highlights expansion of the Billion Cell Atlas program and upcoming Q2 2026 earnings on July 30.
Outlook remains positive with 51% analyst buy ratings, though the current price exceeds the $178 consensus target. Key risks include competitive pressure from Roche's new sequencer and China market weakness. Earnings growth and cost control initiatives support upside potential, but valuation multiples suggest limited near-term appreciation.
PWR trades at $633.04, up 0.72% today, with strong analyst support (27 Buy, 0 Sell) and a consensus price target of $836.80. Recent quarters show consistent EPS beats, with Q1 2026 actual of $2.68 exceeding the $2.04 estimate. Revenue growth is robust, climbing from $17.1B in 2022 to $28.5B in 2025, though net margins remain modest at 3.67%. Technical indicators are mixed, with a bearish overall signal but bullish oscillators like RSI near oversold levels.
The outlook is positive due to infrastructure demand from AI and grid modernization, with a projected $2.4T addressable market by 2030. Risks include high valuation multiples (P/E 86.22) and aggressive capital spending impacting cash flow. Institutional sentiment is bullish, but execution risks and economic cycles could pressure near-term performance.
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 →