Marathon Petroleum Corp
MPCNYSEPetroleum RefiningFiscal year ends December 31
Financials through Q2 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Aug 4, 2026Score 16/308% above fair value
$430.39−14.34 (-3.22%)
Close on Nov 2, 2026Market cap $120.86BP/E 14.8Yield 0.87%
Marathon Petroleum West Coast: Refining operating costs by Quarter
West Coast: Refining operating costs ($/bbl) ($)
Marathon Petroleum West Coast: Refining operating costs: $8.08 in Q2 2026, down 6.3% from a year earlier.
Latest, Q2 2026
8.08
Period ended Jun 30, 2026
Change on a year earlier
-6.3%
8.62 in Q2 2025
History
31 quarters
Since Q4 2018
Sources
13
Documents cited below
Where the Q2 2026 figure comes from
“MPC-2Q-2026-IR-Packet.xlsx (West Coast Region Data) | FY2026Q2 | Refining operating costs: 8.08”
Source: MPC Investor Relations Data Packet (MPC-2Q-2026-IR-Packet.xlsx) ↗
Quarterly history
Hover a value to see the sentence it was read from; calculated values show their formula
Cite this data
StockData. (2026). Marathon Petroleum West Coast: Refining operating costs ($), quarterly Q4 2018–Q2 2026 [Data set]. Compiled from Marathon Petroleum SEC filings and investor materials. https://stockdatahq.com/stocks/mpc/kpis/rm-wc-op-cost-per-bbl
See every metric in the Marathon Petroleum KPI table. Data updated Oct 27, 2026.