Institutional investors hold a majority ownership of MPC through the 82.06% 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 $10.1 million shares.
Mutual fund holders
Largest Quarterly Institutional Transactions
Latest Institutional Activity
FIRST QUADRANT LP Bought 248.1 Thousand shares of Marathon Petroleum
AMUNDI SMITH BREEDEN LLC Bought 79.5 Thousand shares of Marathon Petroleum
LEGAL & GENERAL INVESTMENT MANAG... Bought 73.6 Thousand shares of Marathon Petroleum