Marathon Petroleum Corp 4

Molly R. Benson, Chief Legal Officer and Corporate Secretary of Marathon Petroleum Corp (MPC), exercised 17,196 stock options at $47.73 and sold 17,196 common shares at $358.57 on August 17, 2026 under a Rule 10b5-1 plan, ending with roughly 30,334 shares directly owned.

On August 17, 2026, Molly R. Benson, Chief Legal Officer and Corporate Secretary of Marathon Petroleum Corp, executed a series of option exercises and corresponding sales under a pre-arranged Rule 10b5-1 trading plan. She exercised three tranches of employee stock options at a strike price of $47.73 per share: 7,196 shares (fully sold), and two separate 5,000-share exercises, each followed by open-market sales of 5,000 shares at $358.57 per share, while one 5,000-share exercise appears to have been retained. The sales, totaling 17,196 shares at prices near the current market, generated proceeds of roughly $6.16 million. Post-transaction, she directly owned approximately 30,334 common shares (plus 88.355 shares held indirectly via a 401(k) plan), with an indicative post-transaction direct holding value of about $10.9 million based on the recent share price. The filing also notes small incremental share amounts previously acquired via dividend reinvestment and clarifies that the options exercised were part of a 17,196-share grant that vested over 2021–2023.

Filing Facts

CIK

1510295

Ticker

MPC

Form

4

Source Type

sec

Accession

0001193125-26-356892

Alert Tier

7