Marathon Petroleum (MPC) Change in Inventory (2010 - 2026)

Marathon Petroleum has reported Change in Inventory for 17 years, with the latest figure at $635.0 million in Q1 2026.

• Quarterly Change in Inventory fell 30.98% year-over-year to $635.0 million in Q1 2026, while the trailing twelve-month figure through Mar 2026 was $311.0 million (down 57.28% YoY) and the FY2025 annual result came in at $596.0 million, up 120.74% from the prior year.
• Change in Inventory grew to $635.0 million in Q1 2026 per MPC's latest filing, from $311.0 million in the prior quarter.
• Over five years, Change in Inventory peaked at $1.6 billion in Q2 2022 and troughed at -$1.2 billion in Q3 2022.
• A 5-year average of $163.4 million and a median of $107.0 million in 2024 frame the typical range for Change in Inventory.
• The sharpest annual moves came in 2022 and 2025: Change in Inventory surged 248.77% in 2022, then slumped 2110.53% in 2025.
• Over 5 years, Change in Inventory stood at -$1.0 billion in 2022, then gained by 18.25% to -$824.0 million in 2023, then soared by 61.41% to -$318.0 million in 2024, then soared by 197.8% to $311.0 million in 2025, then jumped by 104.18% to $635.0 million in 2026.
• According to Business Quant data, Change in Inventory over the past three periods registered $635.0 million, $311.0 million, and -$253.0 million for Q1 2026, Q4 2025, and Q3 2025 respectively.