Aehr Test Systems vs Arista Networks Inc — how do they compare? Aehr Test Systems trades at $129.82 (market cap $3.82B), while Arista Networks Inc trades at $209 (market cap $249.53B). The key difference: Arista Networks Inc is far larger — about 65.3× Aehr Test Systems's market cap. Which is the better fit depends on your goals.
| AEHR | ANET | |
|---|---|---|
Market Cap | $3.82B | $249.53B |
Sector | Technology | Technology |
52-Week High | $117.18 | $197.85 |
52-Week Low | $17.38 | $116.13 |
Enterprise Value | $3.72B | $236.19B |
Signals from Pluang's Aura AI — not financial advice
AEHR Test Systems (AEHR) surged 25.02% to $132.77, driven by strong earnings beats and a $22 million follow-on order for AI processor wafer-level burn-in systems (Accesswire, August 12, 2026). The stock exhibits bullish technical signals with support at $112 and resistance at $129, though RSI suggests overbought conditions. Revenue reached $58.97 million in 2025, but net income remained negative at -$3.91 million, reflecting high growth investments.
Outlook is optimistic due to AI and silicon photonics demand, with FY27 revenue growth projected at 160–200% (Seeking Alpha, July 18, 2026). Risks include customer concentration and negative cash flow. Analysts are mixed (33% buy, 67% hold), highlighting valuation concerns at a P/S of 71.87. Upside potential exists if execution aligns with backlog growth.
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.
Trailing returns across standard periods
Latest headlines on both assets
Aehr Test Systems provides testing and burn-in solutions for the semiconductor industry. Its systems ensure the reliability of AI processors, data center chips, and electric vehicle components at the wafer and package levels.
Read more on AEHR →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 →