SCHEDULE: Vanguard Group Reports 0% Stake in Marathon Petroleum

The Vanguard Group has reported a 0% beneficial ownership in Marathon Petroleum Corp following an internal realignment, with subsidiaries now reporting separately.

Summary

• The Vanguard Group filed an Amendment No. 14 to Schedule 13G for Marathon Petroleum Corp.
• The filing indicates that The Vanguard Group now holds 0% beneficial ownership of Marathon Petroleum Corp's Common Stock.
• This change is due to an internal realignment within The Vanguard Group, Inc. effective January 12, 2026.
• Certain subsidiaries or business divisions of The Vanguard Group, Inc. will now report beneficial ownership separately (on a disaggregated basis) in reliance on SEC Release No. 34-39538.
• The Vanguard Group, Inc. no longer has, or is deemed to have, beneficial ownership over securities beneficially owned by such subsidiaries and/or business divisions.
• The securities were acquired and are held in the ordinary course of business and not for the purpose of changing or influencing the control of Marathon Petroleum Corp.

Sentiment

Score: 5

Explanation: StockSavvy.ai views this as a neutral administrative filing. It clarifies The Vanguard Group's reporting structure but does not reflect a change in investment thesis for Marathon Petroleum Corp.

Positives

• NA

Negatives

• NA

Risks

• NA

Future Outlook

NA

Management Comments

• On January 12, 2026, The Vanguard Group, Inc. went through an internal realignment.
• Certain subsidiaries or business divisions of subsidiaries of The Vanguard Group, Inc., that formerly had, or were deemed to have, beneficial ownership with The Vanguard Group, Inc., will report beneficial ownership separately (on a disaggregated basis) from The Vanguard Group, Inc. in reliance on such release.
• The Vanguard Group, Inc. no longer has, or is deemed to have, beneficial ownership over securities beneficially owned by such subsidiaries and/or business divisions.
• Securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer.

Industry Context

StockSavvy.ai notes that this filing is an administrative update reflecting an internal restructuring at The Vanguard Group, a common practice among large asset managers to optimize reporting structures. It does not indicate a change in investment strategy or sentiment towards Marathon Petroleum Corp by Vanguard's underlying funds, which will now report their holdings separately.

Comparison to Industry Standards

• NA

Stakeholder Impact

• Shareholders of Marathon Petroleum Corp: May initially misinterpret the 0% ownership as a divestment, but understanding the administrative nature clarifies it's a reporting change.
• The Vanguard Group's clients: Their underlying funds' holdings in Marathon Petroleum Corp remain unchanged, but reporting will be disaggregated.

Next Steps

• Vanguard's subsidiaries or business divisions will now report their beneficial ownership of Marathon Petroleum Corp separately.

Key Dates

Recommendation

This filing is an administrative update from The Vanguard Group regarding its beneficial ownership reporting for Marathon Petroleum Corp. The reported 0% ownership is a result of an internal realignment where subsidiaries will now report separately, not a divestment or change in investment strategy. Therefore, it provides no new fundamental information to alter an existing investment thesis for Marathon Petroleum, warranting a 'hold' recommendation.

Keywords

Marathon Petroleum, Vanguard Group, Schedule 13G, Beneficial Ownership, SEC Filing, Institutional Ownership, Internal Realignment