Marathon Petroleum Corporation (MPC) SEC Filings & Earnings Calls

Geopolitical supply disruption dependency

“global crude oil supply disruptions as a result of increasing regional conflicts, particularly in the Middle East” · word for word

SPR crude return obligation

“MPC agreed to return approximately 27 million barrels beginning in April of 2027 through July of 2029.” · word for word

Refining margin cyclicality: current high margins may normalize, impacting future earnings

“Results were driven primarily by higher crack spreads in all regions. Refining margins are inherently cyclical.” · word for word

Derivative Losses from Hedging

“Partially offset by derivative losses related to our economic hedging program.” · word for word

Midstream Segment Volatility

“Midstream segment results impacted by derivative losses resulting from increased market volatility.”

Turnaround costs elevated at $530M in Q1; full-year $1.35B unchanged; operating costs per barrel increased.

“Refining planned turnaround costs totaled $530 million in the first quarter of 2026... Full-year planned turnaround expense is unchanged, estimated at $1.35 billion. Refining operating costs were $6.23 per barrel for the first quarter of 2026, versus $5.74 per barrel for the first quarter of 2025.”

Derivative losses on economic hedges impacted midstream and R&M results.

“Results benefited from higher crack spreads, partially offset by derivative losses related to our economic hedging program. Midstream decrease primarily driven by derivative losses of $77 million on economic hedges.” · word for word

No material adverse change or financial metrics disclosed; credit facility refinancing is routine.

“No earnings or financial results provided; only credit agreement amendments.”

Refining margin cyclicality

“The Compensation and Organization Development Committee establishes financial performance metrics and levels and non-financial performance measures at the beginning of the performance period...including industry cyclicality.” · word for word

Commodity price exposure

“We pay MPLX a processing fee for natural gas liquids related to keep-whole agreements, and MPLX pays us a marketing fee in exchange for assuming the commodity risk.” · word for word

Refining margin volatility

“Our operating results, cash flows, future rate of growth, the carrying value of our assets and our ability to execute share repurchases and pay our dividend at intended levels are highly dependent on the margins we realize on our refined products.” · word for word

High debt leverage

“At December 31, 2025, our total debt obligations for borrowed money and finance lease obligations were $33.31 billion, including $26.01 billion of obligations of MPLX and its subsidiaries.” · word for word

Goodwill impairment risk

“As of December 31, 2025, our balance sheet reflected $9.4 billion and $2.7 billion of goodwill and other intangible assets, respectively. We have in the past recorded significant impairments of our goodwill.” · word for word

EV transition demand risk

“California, in particular, has passed several regulations mandating electric vehicles. These regulations include Advanced Clean Cars (“ACC”) I, ACC II, and Advanced Clean Trucks.” · word for word

Renewable Diesel segment remains weak with negative adjusted EBITDA for the full year.

“Renewable Diesel segment adjusted EBITDA was $7 million in Q4 2025, versus $28 million in Q4 2024; full year negative $110 million.” · word for word

Higher operating costs in refining due to turnaround activity and energy costs.

“Refining operating costs were $5.70 per barrel for Q4 2025, versus $5.26 per barrel for Q4 2024.” · word for word

CFO transition risk; new executive may bring different strategic focus, but no immediate disruption expected.

“Appointment of new CFO with background in life sciences and oil & gas; transition period with outgoing CFO.”

Renewable Diesel segment remains loss-making with negative adjusted EBITDA of $56M

“Renewable Diesel segment adjusted EBITDA $(56) million in Q3 2025”

Refining planned turnaround costs increased to $400M from $287M YoY

“Segment adjusted EBITDA excludes refining planned turnaround costs, which totaled $400 million in the third quarter of 2025 and $287 million in the third quarter of 2024.” · word for word

Refining margin volatility

“Crack spreads can fluctuate significantly, particularly when prices of refined products do not move in the same relationship as the cost of crude oil.” · word for word

Regulatory compliance cost (RINs)

“The cost of purchasing RINs in the open market to comply with RFS requirements.” · word for word

Leadership transition risk; retirement of Executive Chairman

“Michael J. Hennigan retiring as Executive Chairman”