Bio-Rad Laboratories, Inc. Class A Common Stock vs Quanta Services Inc — how do they compare? Bio-Rad Laboratories, Inc. Class A Common Stock trades at $356.44 (market cap $9.39B), while Quanta Services Inc trades at $675 (market cap $99.36B). The key difference: Quanta Services Inc is far larger — about 10.6× Bio-Rad Laboratories, Inc. Class A Common Stock's market cap, and Quanta Services Inc pays a 0.07% dividend while Bio-Rad Laboratories, Inc. Class A Common Stock pays none. Which is the better fit depends on your goals.
| BIO | PWR | |
|---|---|---|
Market Cap | $9.39B | $99.36B |
Sector | Health | Industrials |
52-Week High | $356.25 | $785.24 |
52-Week Low | $241.71 | $372.50 |
Enterprise Value | $9.14B | $105.45B |
Dividend Yield | — | 0.07% |
Signals from Pluang's Aura AI — not financial advice
BIO trades at $352.47, up 2.93% today, near its consensus price target of $350. The stock shows a bullish technical trend with strong moving average signals, though RSI levels indicate overbought conditions. Fundamentally, Q2 2026 earnings beat expectations at $2.62 EPS, but revenue remains flat at $2.58 billion in 2025. The company has returned to profitability with a net income of $759.9 million after losses in prior years, supported by a solid gross margin of 51.9%.
The outlook is cautiously optimistic with analyst consensus at Buy (53.85%), but high P/E of 43.18 suggests premium valuation. Risks include revenue stagnation and sensitivity to academic research funding. Upside is supported by positive cash flow trends and institutional accumulation, yet investors should weigh valuation against growth prospects.
PWR trades at $671.86, up 0.6% in 24 hours, with a bullish technical signal and strong earnings beats in recent quarters. Revenue grew to $28.48B in 2025, and the company raised its 2026 outlook, supported by record backlog and infrastructure demand. Analysts show strong buy consensus with a $809.75 price target, though high valuation metrics like a P/E of 76.87 pose concerns.
The outlook is positive due to robust growth and institutional interest, but risks include elevated valuation and competitive pressures. Investment opportunity hinges on execution of raised guidance, while investors face volatility from market reactions to earnings and economic cycles.
Trailing returns across standard periods
Latest headlines on both assets
Bio-Rad Laboratories, headquartered in Hercules, California, develops, manufactures, and markets products and solutions for the clinical diagnostics and life sciences markets. In diagnostics (53% of sales), Bio-Rad manufactures, sells, and supports test systems and specialized quality controls for clinical laboratories. In life sciences (47% of sales), the firm develops and manufactures a range of instruments and reagents used in research, biopharmaceutical production, and food testing. The company is geographically diverse, with major markets in the Americas (42% of 2021 sales), Europe and Africa (33%), and Asia-Pacific (25%). Bio-Rad owns 37% of Sartorius AG, a laboratory and biopharmaceutical supplier.
Read more on BIO →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 →