Marathon Petroleum shares rise 5.03% intraday after announcing Q1 2026 earnings report on May 5.

Marathon Petroleum surged 5.03% intraday as anticipation for its first-quarter 2026 earnings report on May 5, 2026, fueled investor optimism. The company’s recent operational performance, including a 44% year-over-year increase in refining margins and robust cash flow generation in Q4 2025, reinforced expectations of strong results. However, the broader refining sector faces headwinds from narrowing crack spreads and weak global demand, creating mixed signals. The stock’s intraday rally suggests market participants are prioritizing near-term earnings potential and operational resilience over macroeconomic risks, with the upcoming earnings call serving as a key catalyst for the move.