Marathon Petroleum (MPC) Inventory Average (2011 - 2026)
Marathon Petroleum's (MPC) quarterly Inventory Average came in at $10.4 billion in Q2 2026, up 0.69% year-over-year from $10.3 billion in Q2 2025, and down 0.75% quarter-over-quarter from $10.4 billion in Q1 2026.
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Analysis
Marathon Petroleum (MPC) Inventory Average (2011 - 2026) Analysis & Trends
Marathon Petroleum has disclosed Inventory Average across 16 years of filings, most recently posting $10.4 billion for Q2 2026.
- In Q2 2026, Inventory Average rose 0.69% year-over-year to $10.4 billion; the TTM figure through Jun 2026 stood at $10.4 billion (up 0.69% YoY), while the FY2025 annual figure was $9.8 billion, up 4.3% from the prior year.
- Inventory Average came in at $10.4 billion for Q2 2026 at Marathon Petroleum, down from $10.4 billion in the prior quarter.
- In the past five years, Inventory Average ranged from a high of $10.4 billion in Q1 2026 to a low of $8.8 billion in Q1 2022.
- Average Inventory Average over 5 years is $9.9 billion, with a median of $9.9 billion recorded in 2023.
- Year-over-year, Inventory Average rose 18.77% in 2022 and declined 5.76% in 2023.
- Over 5 years, Inventory Average stood at $9.3 billion in 2022, then gained by 4.28% to $9.7 billion in 2023, then slipped by 0.03% to $9.7 billion in 2024, then rose by 2.59% to $10.0 billion in 2025, then rose by 3.9% to $10.4 billion in 2026.
- Per Business Quant data, the three most recent Inventory Average figures were $10.4 billion in Q2 2026, $10.4 billion in Q1 2026, and $10.0 billion in Q4 2025.
Peer Set
Peer Comparison
| # | Company | Market Cap | Enterprise Value | Gross Profit (Qtr) | Inventory Avg. (Qtr) |
|---|---|---|---|---|---|
| 1 | Marathon Petroleum | 109.49 Bn | 108.36 Bn | 9.27 Bn | 10.37 Bn |
| 2 | Valero Energy | 108.59 Bn | 103.98 Bn | 5.47 Bn | 7.59 Bn |
| 3 | HF Sinclair | 18.97 Bn | 16.77 Bn | 1.57 Bn | 3.27 Bn |
| 4 | Sunoco | 10.01 Bn | 9.24 Bn | 1.46 Bn | 2.37 Bn |
| 5 | PBF Energy | 8.52 Bn | 7.77 Bn | 1.15 Bn | 2.99 Bn |
| 6 | Ultrapar Holdings | 8.23 Bn | 6.52 Bn | 912.61 Mn | 971.56 Mn |
| 7 | Cvr Energy | 5.25 Bn | 4.73 Bn | 117.00 Mn | 578.00 Mn |
| 8 | Icahn Enterprises | 5.06 Bn | 3.09 Bn | 198.00 Mn | 952.50 Mn |
| 9 | Delek US Holdings | 4.49 Bn | 4.10 Bn | 365.10 Mn | 965.15 Mn |
| 10 | Par Pacific Holdings | 3.96 Bn | 3.81 Bn | 852.68 Mn | 1.40 Bn |
Historic Data
Download Data
Historic Data
| Date | Value |
|---|---|
| Jun 30, 2026 | 10.37 Bn |
| Mar 31, 2026 | 10.45 Bn |
| Dec 31, 2025 | 9.98 Bn |
| Sep 30, 2025 | 9.97 Bn |
| Jun 30, 2025 | 10.30 Bn |
| Mar 31, 2025 | 10.03 Bn |
| Dec 31, 2024 | 9.73 Bn |
| Sep 30, 2024 | 9.84 Bn |
| Jun 30, 2024 | 9.79 Bn |
| Mar 31, 2024 | 9.55 Bn |
| Dec 31, 2023 | 9.73 Bn |
| Sep 30, 2023 | 9.84 Bn |
| Jun 30, 2023 | 9.90 Bn |
| Mar 31, 2023 | 9.55 Bn |
| Dec 31, 2022 | 9.33 Bn |
| Sep 30, 2022 | 10.44 Bn |
| Jun 30, 2022 | 10.27 Bn |
| Mar 31, 2022 | 8.77 Bn |
| Dec 31, 2021 | 8.63 Bn |
| Sep 30, 2021 | 9.05 Bn |
API Access
Marathon Petroleum Inventory Average API
Pull this series into your own models, spreadsheets and apps with the Business Quant
Historical Metrics API. The request below matches the chart above — change the
frequency, period or values and it follows. Swap YOUR_API_KEY for your own key.
https://data.businessquant.com/historic?slug=inventory-average&ticker=MPC&period=max&api_key=YOUR_API_KEYimport requests
url = "https://data.businessquant.com/historic"
params = {"slug": "inventory-average", "ticker": "MPC", "period": "max", "api_key": "YOUR_API_KEY"}
data = requests.get(url, params=params).json()const res = await fetch("https://data.businessquant.com/historic?slug=inventory-average&ticker=MPC&period=max&api_key=YOUR_API_KEY");
const data = await res.json();