MPCMarathon Petroleum

$362.31

Is the business good?

How good a business is MPC?

Marathon Petroleum earns 25% on the capital it employs against a 9.0% cost of capital, so the business is worth more the bigger it gets.

25%

Return on invested capital · cost of capital 9.0% · 16 points above what the capital costs: growth creates value

Operating margin
9.2%

Operating margin · Oil & Gas Refining & Marketing median 5.8% · 12 months to Q2 2026

Cash conversion
1.51×

Cash conversion · 1.71× a year ago · every dollar of reported profit arrived as cash, and more

Share count, year on year
−5.5%

Share count, year on year · bought back, each share owns more of the company

Operating margin by fiscal year
YearOperating margin
FY2020−18%
FY20213.6%
FY202212%
FY20239.8%
FY20244.9%
FY20256.3%
Details
Gross margin12 months to Q2 2026
13%
Operating margin12 months to Q2 2026
9.2%
Net margin12 months to Q2 2026
5.6%
Free cash flow margin
8.4%
Revenue, trailing twelve months
$153.6B
Free cash flow, trailing twelve months
$12.9B
Net income, trailing twelve months
$8.55B
Return on invested capitaloperating profit after tax ÷ debt + equity − cash
25%

Margins, capital and share counts from the statements as filed with the SEC; cash conversion from the cash flow statement.