Marathon Petroleum (MPC) closed the most recent trading day at $177.54, moving +1.31% from the previous trading session. The stock exceeded the S&P 500, which registered a gain of 0.78% for the day. At the same time, the Dow added 1.14%, and the tech-heavy Nasdaq gained 0.61%. Prior to today's trading, shares of the refiner had gained 6.03% outpaced the Oils-Energy sector's loss of 3.19% and the S&P 500's gain of 5.88%.The investment community will be closely monitoring the performance of Marathon Petroleum ...