Compare A O Smith Corp (AOS) vs Plug Power Inc (PLUG) Price & Performance
Price performance (Past 24H)
Key statistics
Key statistics
A O Smith Corp vs Plug Power Inc — how do they compare? A O Smith Corp trades at $63.65 (market cap $8.48B), while Plug Power Inc trades at $2.22 (market cap $2.94B). The key difference: A O Smith Corp is far larger — about 2.9× Plug Power Inc's market cap, and A O Smith Corp pays a 2.31% dividend while Plug Power Inc pays none. Which is the better fit depends on your goals.
| AOS | PLUG | |
|---|---|---|
Market Cap | $8.48B | $2.94B |
Sector | Industrials | Industrials |
52-Week High | $80.47 | $4.14 |
52-Week Low | $55.78 | $1.41 |
Enterprise Value | $8.98B | $3.73B |
Dividend Yield | 2.31% | — |
Aura AI Summary
Signals from Pluang's Aura AI — not financial advice
Aura AI Summary
Signals from Pluang's Aura AI — not financial advice
A. O. Smith Corporation (AOS) trades at $63.98, up 1.57% today, with a bullish technical signal from moving averages and support at $63. Recent Q2 2026 earnings beat estimates at $1.03 per share, driven by North America strength, though net income margins softened to 13.15% in 2025. The company maintains solid profitability with a 27.13% ROE and a $0.36 dividend declared for H2-2026.
Outlook is mixed: analyst consensus targets $67.25 with 33% buy ratings, but Zacks flagged AOS as a strong sell in June 2026. Risks include higher input costs, weak China demand, and competitive pressures. Cash flow turned positive in 2026, yet revenue stagnation around $3.8B warrants caution for growth investors.
Plug Power (PLUG) trades at $2.18, up 5.31% with a bearish technical signal despite recent earnings beat. The company shows improving operational metrics with reduced cash usage and margin improvements, though it remains unprofitable with negative gross margins of -25.66%. Management targets positive EBITDA by Q4 2026 while navigating significant liquidity challenges through asset sales and financing activities.
While analyst consensus leans bullish with a $2.22 price target, PLUG faces substantial execution risks amid persistent losses and cash burn. The stock offers speculative upside if management delivers on profitability targets, but investors face elevated risk from the company's negative cash flow and competitive hydrogen market pressures.
Returns comparison
Trailing returns across standard periods
Returns comparison
Trailing returns across standard periods
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Latest headlines on both assets
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About A O Smith Corp
A.O. Smith Corporation manufactures and markets comprehensive lines of residential and commercial gas, gas tankless, and electric water heaters. Supplementary products include water heating equipment, condensing and noncondensing boilers, and water system tanks. The company's two operating segments are by geographic region: North America (majority of total revenue) and the Rest of the World. A material portion of sales in North America derive from replacing existing products, and the company utilizes a wholesale distribution channel and multiple selling locations. The Rest of the World segment sells primarily to Asian countries and operates sales offices to expand distribution and market its product portfolio.
Read more on AOS →About Plug Power Inc
Plug Power is building an end-to-end green hydrogen ecosystem—from production, storage and delivery to energy generation. The company plans to build and operate green hydrogen highways across North America and Europe. Plug will deliver its green hydrogen solutions directly to its customers and through joint venture partners into multiple end markets—including material handling, e-mobility, power generation, and industrial applications.
Read more on PLUG →
