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What Marathon Petroleum's 8-K filings say: 3 filings, latest Jun 29, 2026

Marathon Petroleum filed its latest 8-K with the SEC on Jun 29, 2026. It discusses board change, governance change and restructuring.

Public (MPC)Oil and Gas10,000+ employeesmarathonpetroleum.comLinkedIn

Filed
Jun 29, 2026
Filings
3
Signals
9

8-K · latest 5

What Marathon Petroleum's 8-K filings say

  1. 8-K

    Filed · 3 signals

    SEC EDGAR
  2. 8-K

    Filed · 2 signals

    SEC EDGAR
  3. 8-K

    Filed · 4 signals

    SEC EDGAR
    • Material contractPositive

      Marathon Petroleum secures new $5.0B revolving credit facility for corporate purposes

      MPC has established a new $5.0 billion, five-year credit facility, providing substantial financial flexibility for future strategic initiatives, capital expenditures, or potential acquisitions.

      $5B

      Five-year revolving credit facility for general corporate purposes, with an option to increase by an additional $1.0 billion.

      JPMorgan Chase Bank, N.A.Wells Fargo Securities, LLCBarclays Bank PLCBofA Securities, Inc.

    • Material contractPositive

      MPC subsidiary MPLX secures new $2.5B credit facility for partnership purposes

      Marathon's subsidiary, MPLX LP, has established a new $2.5 billion credit facility, enhancing its financial capacity for general partnership purposes, which could include capital projects or acquisitions.

      $2.5B

      Five-year revolving credit facility for general partnership purposes, with an option to increase by an additional $1.0 billion.

      Wells Fargo Bank, National AssociationWells Fargo Securities, LLCJPMorgan Chase Bank, N.A.Barclays Bank PLC

Showing 5 of 9 filing signals. The Signal API returns all of them.

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Signal API · MCP

Track Marathon Petroleum with the Signal API

One POST /v1/companies/enrich call with marathonpetroleum.com returns Marathon Petroleum 8-K signals (sec-8k), each with its source. Or ask Claude through MCP.

2 credits per signal returned; zero-result calls are free. Endpoint reference

curl -X POST https://signals.autobound.ai/v1/companies/enrich \
  -H "X-API-KEY: $AUTOBOUND_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"domain":"marathonpetroleum.com","signal_types":["sec-8k"],"limit":20}'

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Questions about Marathon Petroleum 8-K

When did Marathon Petroleum file its latest 8-K?
Marathon Petroleum filed its latest 8-K on Jun 29, 2026. The one before it was filed on May 1, 2026.
What did Marathon Petroleum disclose in its latest 8-K?
From the filing dated Jun 29, 2026: Marathon Petroleum director Abdulaziz F. Alkhayyal passes away, creating board and committee vacancies.
Where can I read Marathon Petroleum's 8-K filing?
The full filing is on SEC EDGAR: https://www.sec.gov/Archives/edgar/data/1510295/000151029526000055/mpc-20260626.htm. This page summarizes what the filing says and links to it.

Source. Current reports (Form 8-K) filed with the SEC. Every card links to the filing on EDGAR.

Method. Insights are extracted from the filing text and grouped by category. Numbers are quoted from the filing.

Data as of .

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