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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: Gross refinery throughput (mbpd) by Quarter

QuarterlyAnnual

Marathon Petroleum West Coast: Gross refinery throughput (mbpd): 553.00 mbpd in Q2 2026, up 4.5% from a year earlier.

Latest, Q2 2026
553.00
Period ended Jun 30, 2026
Change on a year earlier
+4.5%
529.00 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 | Gross refinery throughput: 553”

Source: MPC Investor Relations Data Packet (MPC-2Q-2026-IR-Packet.xlsx) ↗

Los Angeles, CA (365 mbpcd), Anacortes, WA (119 mbpcd) & Kenai, AK (68 mbpcd)

Quarterly history

Hover a value to see the sentence it was read from; calculated values show their formula

PeriodEndedWest Coast: Gross refinery throughput (mbpd)Year on yearSource
Q2 2026Jun 30, 2026553.00+4.5%MPC Investor Relations Data Packet (MPC-2Q-2026-IR-Packet.xlsx) ↗
Q1 2026Mar 31, 2026556.00+7.3%MPC Investor Relations Data Packet (MPC-2Q-2026-IR-Packet.xlsx) ↗
Q4 2025Dec 31, 2025557.00+2.6%MPC Investor Relations Data Packet (MPC-2Q-2026-IR-Packet.xlsx) ↗
Q3 2025Sep 30, 2025557.00-2.8%MPC Investor Relations Data Packet (MPC-2Q-2026-IR-Packet.xlsx) ↗
Q2 2025Jun 30, 2025529.00-6.0%MPC Investor Relations Data Packet (MPC-2Q-2026-IR-Packet.xlsx) ↗
Q1 2025Mar 31, 2025518.00+11.4%MPC Investor Relations Data Packet (MPC-2Q-2026-IR-Packet.xlsx) ↗
Q4 2024Dec 31, 2024543.00+5.6%MPC Investor Relations Data Packet (MPC-4Q-2025-IR-Packet.xlsx) ↗
Q3 2024Sep 30, 2024573.00+4.0%MPC Investor Relations Data Packet (MPC-4Q-2025-IR-Packet.xlsx) ↗
Q2 2024Jun 30, 2024563.00+17.5%MPC Investor Relations Data Packet (MPC-4Q-2025-IR-Packet.xlsx) ↗
Q1 2024Mar 31, 2024465.00-14.5%MPC Investor Relations Data Packet (MPC-4Q-2025-IR-Packet.xlsx) ↗
Q4 2023Dec 31, 2023514.00-8.1%MPC Investor Relations Data Packet (MPC-Q4-2024-IR-Packet.xlsx) ↗
Q3 2023Sep 30, 2023551.00-0.7%MPC Investor Relations Data Packet (MPC-Q4-2024-IR-Packet.xlsx) ↗
Q2 2023Jun 30, 2023479.00-14.8%MPC Investor Relations Data Packet (MPC-Q4-2024-IR-Packet.xlsx) ↗
Q1 2023Mar 31, 2023544.00-1.8%MPC Investor Relations Data Packet (MPC-Q4-2024-IR-Packet.xlsx) ↗
Q4 2022Dec 31, 2022559.00+2.9%MPC Investor Relations Data Packet (MPC-Q4-2023-IR-Packet.xlsx) ↗
Q3 2022Sep 30, 2022555.00+1.6%MPC Investor Relations Data Packet (MPC-Q4-2023-IR-Packet.xlsx) ↗

Breakdown

What makes up west Coast: Gross refinery throughput (mbpd)

Cite this data

StockData. (2026). Marathon Petroleum West Coast: Gross refinery throughput (mbpd), quarterly Q4 2018–Q2 2026 [Data set]. Compiled from Marathon Petroleum SEC filings and investor materials. https://stockdatahq.com/stocks/mpc/kpis/rm-wc-gross-throughput-mbpd

See every metric in the Marathon Petroleum KPI table. Data updated Oct 27, 2026.