MPC - SEC Form 4 insider transactions

Chief Commercial Officer Hessling Ricky D. sold $250,000 worth of shares (1,000 units at $250.00), decreasing direct ownership by 13% to 6,525 units (SEC Form 4)

Director Surma John P was granted 728 shares, increasing direct ownership by 1% to 60,901 units (SEC Form 4)

Director Stice J Michael was granted 728 shares, increasing direct ownership by 3% to 24,721 units (SEC Form 4)

Director Semple Frank M was granted 728 shares, increasing direct ownership by 5% to 14,720 units (SEC Form 4)

Director Rucker Kim K.W. was granted 728 shares, increasing direct ownership by 4% to 19,955 units (SEC Form 4)

Director Paterson Eileen P. was granted 728 shares, increasing direct ownership by 29% to 3,203 units (SEC Form 4)

Director Ellison-Taylor Kimberly N was granted 728 shares, increasing direct ownership by 29% to 3,203 units (SEC Form 4)

Director Cohen Jonathan Z was granted 728 shares, increasing direct ownership by 5% to 16,235 units (SEC Form 4)

Director Campbell Jeffrey C was granted 728 shares, increasing direct ownership by 39% to 2,581 units (SEC Form 4)

Director Bayh Evan was granted 728 shares, increasing direct ownership by 1% to 73,001 units (SEC Form 4)

Director Al Khayyal Abdulaziz Fahd was granted 728 shares, increasing direct ownership by 3% to 25,951 units (SEC Form 4)

Chief Commercial Officer Hessling Ricky D. sold $371,021 worth of shares (1,626 units at $228.18), decreasing direct ownership by 18% to 7,525 units (SEC Form 4)

Chief Commercial Officer Hessling Ricky D. sold $644,401 worth of shares (2,847 units at $226.34), decreasing direct ownership by 24% to 9,151 units (SEC Form 4)

SVP Log & Storage, MPLX GP LLC Lyon Shawn M gifted 1,186 shares, decreasing direct ownership by 7% to 15,119 units (SEC Form 4)

Chairman, President & CEO Mannen Maryann T. was granted 15,266 shares and covered exercise/tax liability with 3,966 shares, increasing direct ownership by 11% to 111,847 units (SEC Form 4)

Exec VP & Chief Fin Ofc Khoury Maria A was granted 2,443 shares, increasing direct ownership by 155% to 4,017 units (SEC Form 4)

SVP Log & Storage, MPLX GP LLC Lyon Shawn M was granted 1,730 shares and covered exercise/tax liability with 773 shares, increasing direct ownership by 6% to 16,305 units (SEC Form 4)

Chief Commercial Officer Hessling Ricky D. was granted 2,748 shares, covered exercise/tax liability with 786 shares and gifted 2,028 shares, decreasing direct ownership by 0.55% to 11,998 units (SEC Form 4)

Ex VP, Refining Henschen Michael A Ii was granted 2,290 shares and covered exercise/tax liability with 481 shares, increasing direct ownership by 11% to 18,272 units (SEC Form 4)

Ex VP & COO, MPLX GP LLC Floerke Gregory Scott was granted 1,730 shares and covered exercise/tax liability with 807 shares, increasing direct ownership by 3% to 31,031 units (SEC Form 4)

VP and Controller Brzezinski Erin M was granted 509 shares and covered exercise/tax liability with 150 shares, increasing direct ownership by 20% to 2,146 units (SEC Form 4)

Chief Legal Ofc & Corp Sec Benson Molly R covered exercise/tax liability with 803 shares and was granted 2,544 shares, increasing direct ownership by 6% to 30,334 units (SEC Form 4)

Ex VP, Refining Henschen Michael A Ii gifted 511 shares and sold $1,070,070 worth of shares (5,289 units at $202.32), decreasing direct ownership by 26% to 16,463 units (SEC Form 4)

Exec VP & Chief Fin Ofc Khoury Maria A was granted 1,574 shares (SEC Form 4)

SVP Log & Storage, MPLX GP LLC Lyon Shawn M covered exercise/tax liability with 86 shares, decreasing direct ownership by 0.56% to 15,348 units (SEC Form 4)

Chief Commercial Officer Hessling Ricky D. covered exercise/tax liability with 98 shares, decreasing direct ownership by 0.81% to 12,064 units (SEC Form 4)

Ex VP, Refining Henschen Michael A Ii covered exercise/tax liability with 160 shares, decreasing direct ownership by 0.71% to 22,263 units (SEC Form 4)

Executive Chairman Hennigan Michael J covered exercise/tax liability with 466 shares, decreasing direct ownership by 0.21% to 220,902 units (SEC Form 4)

Ex VP & COO, MPLX GP LLC Floerke Gregory Scott covered exercise/tax liability with 85 shares, decreasing direct ownership by 0.28% to 30,108 units (SEC Form 4)

Chief Legal Ofc & Corp Sec Benson Molly R covered exercise/tax liability with 107 shares, decreasing direct ownership by 0.37% to 28,593 units (SEC Form 4)

Chief Legal Ofc & Corp Sec Benson Molly R exercised 10,879 shares at a strike of $62.68 and sold $1,773,277 worth of shares (10,879 units at $163.00), decreasing direct ownership by 0.00% to 28,700 units (SEC Form 4)

President & CEO Mannen Maryann T. covered exercise/tax liability with 908 shares, decreasing direct ownership by 0.89% to 100,547 units (SEC Form 4)

Director Rucker Kim K.W. sold $1,293,600 worth of shares (7,392 units at $175.00), decreasing direct ownership by 28% to 18,944 units (SEC Form 4)

Director Surma John P was granted 1,276 shares, increasing direct ownership by 2% to 58,957 units (SEC Form 4)

Director Stice J Michael was granted 1,276 shares, increasing direct ownership by 6% to 23,508 units (SEC Form 4)

Director Semple Frank M was granted 1,276 shares, increasing direct ownership by 10% to 13,709 units (SEC Form 4)

Director Rucker Kim K.W. was granted 1,276 shares, increasing direct ownership by 5% to 26,231 units (SEC Form 4)

Director Paterson Eileen P. was granted 1,276 shares, increasing direct ownership by 111% to 2,425 units (SEC Form 4)

Director Ellison-Taylor Kimberly N was granted 1,276 shares, increasing direct ownership by 111% to 2,425 units (SEC Form 4)

Director Cohen Jonathan Z was granted 1,276 shares, increasing direct ownership by 9% to 15,193 units (SEC Form 4)

Director Campbell Jeffrey C was granted 1,276 shares, increasing direct ownership by 237% to 1,815 units (SEC Form 4)

Director Bayh Evan was granted 1,276 shares, increasing direct ownership by 2% to 71,057 units (SEC Form 4)

Director Al Khayyal Abdulaziz Fahd was granted 1,276 shares, increasing direct ownership by 5% to 24,713 units (SEC Form 4)

Director Galante Edward G was granted 94 shares, increasing direct ownership by 0.39% to 23,976 units (SEC Form 4)

Director Tomasky Susan was granted 94 shares, increasing direct ownership by 0.33% to 28,233 units (SEC Form 4)

Director Al Khayyal Abdulaziz Fahd was granted 94 shares, increasing direct ownership by 0.40% to 23,437 units (SEC Form 4)

Director Bayh Evan was granted 94 shares, increasing direct ownership by 0.13% to 69,781 units (SEC Form 4)

Director Bunch Charles E was granted 94 shares, increasing direct ownership by 0.27% to 34,734 units (SEC Form 4)

Director Campbell Jeffrey C was granted 94 shares, increasing direct ownership by 21% to 539 units (SEC Form 4)

Director Cohen Jonathan Z was granted 94 shares, increasing direct ownership by 0.68% to 13,918 units (SEC Form 4)

Director Ellison-Taylor Kimberly N was granted 94 shares, increasing direct ownership by 9% to 1,149 units (SEC Form 4)

Director Paterson Eileen P. was granted 94 shares, increasing direct ownership by 9% to 1,149 units (SEC Form 4)

Director Rucker Kim K.W. was granted 94 shares, increasing direct ownership by 0.38% to 24,955 units (SEC Form 4)

Director Semple Frank M was granted 94 shares, increasing direct ownership by 0.76% to 12,433 units (SEC Form 4)

Director Stice J Michael was granted 94 shares, increasing direct ownership by 0.42% to 22,232 units (SEC Form 4)

Director Surma John P was granted 94 shares, increasing direct ownership by 0.16% to 57,681 units (SEC Form 4)

Ex VP & COO, MPLX GP LLC Floerke Gregory Scott was granted 2,098 shares and covered exercise/tax liability with 974 shares, increasing direct ownership by 4% to 30,193 units (SEC Form 4)

Exec VP & Chief Fin Ofc Quaid John J was granted 4,459 shares and covered exercise/tax liability with 1,436 shares, increasing direct ownership by 9% to 35,457 units (SEC Form 4)

President & CEO Mannen Maryann T. was granted 17,048 shares and covered exercise/tax liability with 3,119 shares, increasing direct ownership by 16% to 101,455 units (SEC Form 4)

SVP Log & Storage, MPLX GP LLC Lyon Shawn M covered exercise/tax liability with 909 shares and was granted 2,098 shares, increasing direct ownership by 8% to 15,434 units (SEC Form 4)