Institutional investors purchased a net $361.0 thousand shares of MPC during the quarter ended December 2016 and now own 81.41% of the total shares outstanding. This majority interest is a greater percentage than is typical for companies in the Oil Refining/Marketing industry and highlights that the smart money sees this stock as an important holding.
Mutual fund holders
Largest Quarterly Institutional Transactions
Latest Institutional Activity
BOSTON PARTNERS GLOBAL INVESTORS... Bought 8.0 Million shares of Marathon Petroleum
KENSICO CAPITAL MANAGEMENT CORP. Bought 5.9 Million shares of Marathon Petroleum
T. ROWE PRICE ASSOCIATES, INC. Bought 4.6 Million shares of Marathon Petroleum