Aehr Test Systems vs Williams Companies Inc — how do they compare? Aehr Test Systems trades at $130.93 (market cap $3.82B), while Williams Companies Inc trades at $73.64 (market cap $88.45B). The key difference: Williams Companies Inc is far larger — about 23.2× Aehr Test Systems's market cap, and Williams Companies Inc pays a 2.9% dividend while Aehr Test Systems pays none. Which is the better fit depends on your goals.
| AEHR | WMB | |
|---|---|---|
Market Cap | $3.82B | $88.45B |
Sector | Technology | Energy |
52-Week High | $117.18 | $79.40 |
52-Week Low | $17.38 | $56.51 |
Enterprise Value | $3.72B | $119.07B |
Dividend Yield | — | 2.9% |
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.
WMB trades at $73.72, up 2.6% today, with a bullish technical signal and strong analyst support. The company reported mixed quarterly earnings but raised full-year EBITDA guidance to $8.4 billion following its $5.5 billion acquisition of Momentum Midstream, enhancing its Gulf Coast footprint. Fundamentals show robust profitability with a 25.18% net income margin and 24.02% ROE, though valuation multiples like a P/E of 28.81 appear elevated.
The outlook is positive, driven by growth initiatives and stable cash flows, but risks include execution of the large acquisition and sensitivity to energy demand. With a consensus price target of $87.14 implying 18% upside, the stock offers growth potential tempered by integration challenges and debt 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 →Williams is a midstream energy company that owns and operates the large Transco and Northwest pipeline systems and associated natural gas gathering, processing, and storage assets. In August 2018, the firm acquired the remaining 26% ownership of its limited partner, Williams Partners.
Read more on WMB →