Marathon Petroleum (MPC) Debt to Equity (2010 - 2026)

Marathon Petroleum has disclosed Debt to Equity across 17 years of filings, most recently posting $1.4 for Q1 2026.

• Debt to Equity for Q1 2026 came in at $1.4, up 4.55% year-over-year; the trailing twelve-month figure through Mar 2026 was $1.4 (up 4.55% YoY), and the FY2025 annual result was $1.9, up 67.92% from the prior year.
• Debt to Equity came in at $1.4 for Q1 2026 at Marathon Petroleum, down from $1.9 in the prior quarter.
• In the past five years, Debt to Equity ranged from a high of $1.92 in Q3 2025 to a low of $0.78 in Q4 2022.
• The 5-year median for Debt to Equity is $0.93 (2024), against an average of $1.1.
• Across the five-year window, Debt to Equity decreased 22.71% in 2022 and soared 73.65% in 2025, its largest moves.
• Marathon Petroleum's Debt to Equity stood at $0.78 in 2022, then advanced by 14.29% to $0.89 in 2023, then climbed by 26.43% to $1.13 in 2024, then soared by 67.92% to $1.9 in 2025, then retreated by 26.21% to $1.4 in 2026.
• The last three Debt to Equity figures came in at $1.4 (Q1 2026), $1.9 (Q4 2025), and $1.92 (Q3 2025), per Business Quant data.