Marathon Petroleum Corp

MPCNYSE
$388.90
1.190.31%
À la clôture: Sep 4, 5:00 PM EST
$390.99
2.090.54%
Après les heures: Sep 4, 7:55 PM EST

Marathon Petroleum Ownership & Insider Activity

Marathon Petroleum (MPC) institutional and insider ownership, recent insider transactions and ownership breakdown.

Insiders own 1.4% of shares outstanding. Institutional investors hold 59.0%. Over the past 90 days, insiders made 4 sales worth $3.7M.

Shares Outstanding

291.937M

Shares Float

252.816M

Insider Shares Owned

4.029M

Insider % Owned

1.4%

Institutional Shares Held

165.719M

Institutional % Held

59.0%

Ownership Breakdown

Net Insider Activity by Month

Purchases (90d)

0

Sales (90d)

4

$3.7M total

Net Activity

Net Selling

Net Value (90d)

-$3.7M

Marathon Petroleum Insider Transactions (Last 6 Months)

DateInsiderTitleTypeSharesPriceValue
Aug 28, 2026Shawn M LyonSVP LOG & STORAGE, MPLX GP LLCSELL1.425K$373.59$532K
Aug 27, 2026Erin M BrzezinskiVP AND CONTROLLERSELL570.000$362.79$207K

Congressional Trading Activity

DateMemberPartyChamberActionAmount
Jul 24, 2026David TaylorRHouseS$1,001 - $15,000
Jul 24, 2026David TaylorRHouseS$1,001 - $15,000