MPCNYSE United States
Market cap
$83.742 B
$298.20 -0.35%
Close of 7 Aug 2026
Revenue
$132.7B
#27 by revenue
Earnings
$4.05B
#129 by earnings
Shares outstanding
280,824,763
Latest filing cover page
P/E ratio
20.7
Cap ÷ net income
Where these numbers come from
Share counts and financials for Marathon Petroleum are taken from its own SEC filings via EDGAR — public record, not an estimate. Market cap is shares outstanding multiplied by the latest close. Last updated 9 Aug 2026. Read the methodology.