Aehr Test Systems vs F5 Inc — how do they compare? Aehr Test Systems trades at $130.88 (market cap $3.82B), while F5 Inc trades at $421.52 (market cap $23.44B). The key difference: F5 Inc is far larger — about 6.1× Aehr Test Systems's market cap, and Aehr Test Systems is trading nearer its 52-week high, F5 Inc nearer its low. Which is the better fit depends on your goals.
| AEHR | FFIV | |
|---|---|---|
Market Cap | $3.82B | $23.44B |
Sector | Technology | Technology |
52-Week High | $117.18 | $431.26 |
52-Week Low | $17.38 | $223.99 |
Enterprise Value | $3.72B | $22.08B |
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.
F5 (FFIV) stock trades at $417.70, up 1.88% with bullish technical signals and strong earnings beats. Recent Q3 2026 results showed EPS of $4.73 versus $4.00 expected, driven by 19% product revenue growth. The company raised its fiscal outlook, reflecting robust demand for application security and AI infrastructure. Key support lies at $411, with resistance at $422.
Outlook remains positive due to consistent earnings outperformance and raised guidance, though valuation multiples like P/E of 32.98 suggest premium pricing. Risks include competitive pressures and reliance on enterprise spending cycles. Analyst consensus price target of $430.43 implies moderate upside potential from current levels.
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 →F5 is a market leader in the application delivery controller market. The company sells products for networking traffic, security, and policy management. Its products ensure applications are safely routed in efficient manners within on-premises data centers and across cloud environments. More than half of its revenue is based on providing services, and its three customer verticals are enterprises, service providers, and government entities. The Seattle-based firm was incorporated in 1996 and generates sales globally.
Read more on FFIV →