Institutional investors hold a majority ownership of MPC through the 83.23% of the outstanding shares that they control. This interest is also higher than at almost any other company in the Oil Refining/Marketing industry. Last, during the quarter ended June 2016, these large investors purchased a net $6.2 million shares.
Mutual fund holders
Largest Quarterly Institutional Transactions
Latest Institutional Activity
SOROBAN CAPITAL PARTNERS LP Bought 10.7 Million shares of Marathon Petroleum
OZ MANAGEMENT LP Bought 5.0 Million shares of Marathon Petroleum
BARROW, HANLEY, MEWHINNEY & STRA... Bought 4.6 Million shares of Marathon Petroleum