Avient Inc $1,173,815 Marathon Petroleum Corp $254,567,604 Mplx Lp $15,684,041 Exxon Mobil Corp $2,877,704 Avient Inc $1,173,815 Marathon Petroleum Corp $254,567,604 Mplx Lp $15,684,041 Exxon Mobil Corp $2,877,704