Market Cap Chart

View Market Cap for MPC.
Upgrade now.
Sep '18
Jan '19
May '19
 
285.00
270.00
255.00
240.00
View Market Cap Chart
Start Trial

Historical Market Cap Data

View and export this data back to 2011. Start Trial.
Date Value
July 10, 2026 83.14B
July 09, 2026 83.01B
July 08, 2026 82.24B
July 07, 2026 78.03B
July 06, 2026 78.81B
July 02, 2026 78.04B
July 01, 2026 77.61B
June 30, 2026 74.91B
June 29, 2026 75.95B
June 26, 2026 74.44B
June 25, 2026 74.29B
June 24, 2026 72.23B
June 23, 2026 72.82B
June 22, 2026 72.46B
June 18, 2026 71.17B
June 17, 2026 71.67B
June 16, 2026 73.39B
June 15, 2026 73.50B
June 12, 2026 77.23B
June 11, 2026 76.42B
June 10, 2026 77.14B
June 09, 2026 75.64B
June 08, 2026 77.99B
June 05, 2026 76.77B
June 04, 2026 78.25B
Date Value
June 03, 2026 78.29B
June 02, 2026 77.08B
June 01, 2026 75.79B
May 29, 2026 72.89B
May 28, 2026 73.64B
May 27, 2026 72.12B
May 26, 2026 72.41B
May 22, 2026 74.34B
May 21, 2026 72.53B
May 20, 2026 75.43B
May 19, 2026 76.79B
May 18, 2026 75.77B
May 15, 2026 74.45B
May 14, 2026 72.64B
May 13, 2026 72.72B
May 12, 2026 73.57B
May 11, 2026 73.71B
May 08, 2026 71.49B
May 07, 2026 70.72B
May 06, 2026 71.75B
May 05, 2026 76.05B
May 04, 2026 73.73B
May 01, 2026 71.86B
April 30, 2026 72.48B
April 29, 2026 70.85B

Market Capitalization Definition

Market Capitalization measures the total value of a company based on their stock price multiplied by the shares outstanding. This metric is important because it gives you an idea of the size of a company, and how the size has changed over time. When studying companies from a relative basis, it would make sense to compare companies that have a similar market capitalization because factors like market share, economies of scale, and business models would also be similar.

Read full definition.

Market Cap Range, Past 5 Years

View Market Cap Range, Past 5 Years
Start Trial
--
Minimum
--
Maximum
--
Average
--
Median

Market Cap Benchmarks

View Market Cap Benchmarks
Start Trial
Chevron Corp. 351.32B
Delek US Holdings, Inc. 3.398B
Valero Energy Corp. 83.35B
Exxon Mobil Corp. 575.66B
Phillips 66 75.52B

Market Cap Related Metrics