Marathon Petroleum (MPC)Chief Commercial Officer sold ~$129K

~$129K

Approx. value · 559 sh @ $230.00

9,151

Holds after · shares reported

Traded

Mar 12, 2026

Filed

Mar 13, 2026

The story around this disclosure

Every dated public record OQRO holds about the company from 60 days before to 120 days after, oldest first. It shows what was going on; none of it is a stated reason for the trade.

1. Feb 3, 2026Company filing · Form 8-K · ResultsReported its results
2. Feb 12, 2026InsiderOfficer sold ~$1.07M of MPC shares in the open market
3. Feb 26, 2026CongressDisclosed sale of MPC — reported range $1,001 - $15,000
4. Mar 11, 2026Insider · 1 personInsiders: 2 sales (~$407K)
5. Mar 11, 2026Congress · 1 personMembers of Congress: 2 sales
6. Mar 12, 2026 · this disclosureInsiderOfficer sold ~$129K of MPC shares in the open market

What came next

1. Mar 12, 2026InsiderOfficer sold ~$109K of MPC shares in the open market
2. Mar 13, 2026InsiderOfficer sold ~$371K of MPC shares in the open market
3. Mar 27, 20265% stakeThe Vanguard Group reported a passive stake (13G)
4. Apr 7, 2026Company filing · Form 8-K · Material agreement, Agreement endedSigned an important agreement, and ended an important agreement (and 2 more items)
5. Apr 29, 20265% stakeVanguard Portfolio Management reported a passive stake (13G) of 5.3%
6. Apr 30, 20265% stakeVanguard Capital Management reported a passive stake (13G) of 7.5%
7. May 5, 2026Company filing · Form 8-K · ResultsReported its results
8. May 13, 2026InsiderOfficer sold ~$250K of MPC shares in the open market
9. Jun 4, 2026Insider · 1 personInsiders: 2 sales (~$1.7M)

How to read SEC Form 4

Form 4 is the filing that officers, directors and owners of more than 10% of a US-listed company must send to the SEC within two business days after they buy, sell or otherwise change their holding of the company's stock.

Full guide: What is an SEC Form 4?

What else is on file for Marathon Petroleum

For Marathon Petroleum, OQRO holds 8 insider filings (SEC Form 4 or Form 144), 5 Congress trade reports and 17 fund holdings reports (13F) dated in the last 90 days.

These are records OQRO holds, counted by their date, not a measure of how much trading took place. Routine paperwork such as option exercises and tax withholding is left out. Everything for the company is on its MPC page.

Other recent filings by Ricky D. Hessling, Chief Commercial Officer

• SEC Form 4 at Marathon Petroleum (MPC)May 15, 2026
• SEC Form 4 at Marathon Petroleum (MPC)Mar 17, 2026
• SEC Form 4 at Marathon Petroleum (MPC)Mar 13, 2026
• SEC Form 4 at Marathon Petroleum (MPC)Mar 13, 2026
• SEC Form 4 at Marathon Petroleum (MPC)Mar 13, 2026

The full history of Ricky D. Hessling, Chief Commercial Officer is on the profile page.

How this filing works

• SEC Form 4
• Open-market purchase
• Rule 10b5-1 trading plans

Other disclosures at Marathon Petroleum

• House Clerk periodic transaction reportOct 1, 2026
• House Clerk periodic transaction reportOct 1, 2026
• SEC Form 4Sep 1, 2026
• SEC Form 4Sep 1, 2026
• SEC Form 4Aug 31, 2026
• SEC Form 4Aug 19, 2026

Everything OQRO holds on this company is on its MPC page.