Price movement over the last 24 hours
Aehr Test Systems vs Marathon Petroleum Corp — how do they compare? Aehr Test Systems trades at $66.15 (market cap $2.11B), while Marathon Petroleum Corp trades at $275.34 (market cap $77.75B). The key difference: Marathon Petroleum Corp is far larger — about 36.8× Aehr Test Systems's market cap, and Marathon Petroleum Corp pays a 1.47% dividend while Aehr Test Systems pays none. Which is the better fit depends on your goals.
| AEHR | MPC | |
|---|---|---|
Market Cap | $2.11B | $77.75B |
Sector | Technology | Energy |
52-Week High | $116.58 | $268.99 |
52-Week Low | $13.29 | $158.59 |
Enterprise Value | $2.08B | $109.93B |
Dividend Yield | — | 1.47% |
Signals from Pluang's Aura AI — not financial advice
AEHR trades at $72.33, up 3.38% today, with a bullish technical signal driven by oversold RSI readings near 24.5, though moving averages remain bearish. The company reported Q1 2026 EPS of -$0.05, beating expectations, but maintains negative profitability margins and cash flow. Recent news highlights strong order growth from AI and silicon photonics customers, including a follow-on system order announced June 17, 2026.
Outlook is mixed: robust order book and AI sector tailwinds support growth, but high P/S of 46.6 and persistent losses pose valuation risks. Analyst consensus is cautious with 33% buy ratings. Key risks include execution on orders and cash burn.
Marathon Petroleum (MPC) trades at $266.33, showing minimal daily movement (-0.01%) but maintaining strong momentum with a 52% gain over the past six months. The stock demonstrates robust profitability with ROE of 27.92% and net income margin of 3.42%, supported by favorable refining margins from global supply disruptions. Recent earnings show mixed performance with Q3 2025 missing estimates but Q1 2026 beating expectations by 123%.
MPC presents a compelling investment case with attractive valuation (P/E 17.71, P/S 0.6) and strong analyst support (76% buy ratings). However, declining revenue trends from $177.5B in 2022 to $132.7B in 2025 and rising debt-to-asset ratio to 42.59% warrant caution. The upcoming Q2 2026 earnings on August 4th will be critical for validating the current bullish sentiment.
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 →Marathon Petroleum is an independent refiner with 13 refineries in the midcontinent, West Coast, and Gulf Coast of the United States with total throughput capacity of 2.9 million barrels per day. Its Dickinson, ND, facility produces 184 million gallons a year of renewable diesel. Its Martinez, CA, facility will have the ability to produce 730 million gallons a year of renewable diesel once converted. The firm also owns and operates midstream assets primarily through its listed MLP, MPLX.
Read more on MPC →