Aehr Test Systems vs Novavax Inc — how do they compare? Aehr Test Systems trades at $129.3 (market cap $3.82B), while Novavax Inc trades at $7.92 (market cap $1.31B). The key difference: Aehr Test Systems is far larger — about 2.9× Novavax Inc's market cap, and Aehr Test Systems is trading nearer its 52-week high, Novavax Inc nearer its low. Which is the better fit depends on your goals.
| AEHR | NVAX | |
|---|---|---|
Market Cap | $3.82B | $1.31B |
Sector | Technology | Health |
52-Week High | $117.18 | $11.19 |
52-Week Low | $17.38 | $6.22 |
Enterprise Value | $3.72B | $889.30M |
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.
NVAX trades at $7.95, up 0.76% on the day, with a bullish technical signal despite mixed indicators. The company reported a net income of $440.30M for 2025, a significant turnaround from prior losses, and has beaten earnings estimates for three consecutive quarters. Recent news highlights Q2 2026 results and a raised revenue outlook, driven by licensing milestones with Sanofi.
The outlook is cautiously optimistic given strong analyst buy ratings (73.92%) and improved financials, but risks include persistent negative cash flows, high debt, and competitive vaccine market pressures. Investment appeal hinges on execution of partnerships and cost management to sustain profitability.
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 →Novavax, Inc. is a clinical stage biotechnology company. The Company creates novel vaccines to address a broad range of infectious diseases worldwide using proprietary virus-like particle (VLP) technology.
Read more on NVAX →