Marathon Petroleum Corp
For the period ended Sep 30, 2026. Filed Nov 3, 2026.
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A company's report for each of its first three quarters. The financial statements are not audited. It shows how the business has moved since the last annual report, and what management says changed.
Sep 30, 2026 · Filed Nov 3, 2026
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13. Inventories
- Inventories
| (In millions) | September 30,2026 | December 31,2025 |
|---|---|---|
| Crude oil and other feedstocks | $3,034 | $3,272 |
| Refined products | 5,681 | 5,350 |
| Materials and supplies | 1,481 | 1,507 |
| Total | $10,196 | $10,129 |
Inventories are carried at the lower of cost or market value. Costs of crude oil and other feedstocks and refined products are aggregated on a consolidated basis for purposes of assessing whether the LIFO cost basis of these inventories may have to be written down to market values.
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