Marathon Petroleum: Solid Q4 With Remarkable Buyback Capacity

Core Viewpoint - Marathon Petroleum (MPC) shares have performed well over the past year, with a gain of approximately 20% due to an improved refining environment and aggressive stock repurchases by the company [1] Company Performance - The refining environment has shown significant improvement over the past year, contributing to the positive performance of Marathon Petroleum [1] - The company has been actively repurchasing its shares, which has likely supported the stock price increase [1]