MPC

Over the past six months, Marathon Petroleum's stock (MPC) demonstrated significant upward momentum, increasing by 63.53% in three months and 85.65% in six months, with a year-to-date return of 162.70% as of October 3, 2026. Key events included strong second-quarter 2026 earnings reports, broadly positive analyst sentiment, and market dynamics such as discussions on a potential U.S. diesel export ban and ongoing energy supply disruptions. Other notable events were G7 nations' plans to release emergency oil reserves, an unplanned flare event at the Wilmington Refinery, and insider selling totaling $13.9 million over the past year.