Number of shares outstanding for Marathon Petroleum (MPC)

Number of shares outstanding as of May 2026 : 295,000,000

According to Marathon Petroleum's latest financial reports and stock price the company's current number of shares outstanding is 295,000,000. At the end of 2026 the company had 295,000,000 shares outstanding. The number of outstanding shares is usually impacted by stock plits and shares buy back.

Shares outstanding history for Marathon Petroleum from 2015 to 2026

Shares Outstanding at the end of each year

Year	Shares Outstanding	Change
2026	0.29 B	-1.34%
2025	0.29 B	-6.56%
2024	0.32 B	-14.89%
2023	0.37 B	-19.14%
2022	0.46 B	-23.14%
2021	0.60 B	-6.92%
2020	0.65 B	0.31%
2019	0.64 B	-5.68%
2018	0.68 B	40.78%
2017	0.48 B	-7.22%
2016	0.52 B	-0.94%
2015	0.53 B

Shares Outstanding for similar companies or competitors

Company	Shares Outstanding	differencediff.	Country
BP BP	2,578,607,667	774.10%	🇬🇧 UK
Phillips 66 PSX	402,036,000	36.28%	🇺🇸 USA
Exxon Mobil XOM	4,202,000,000	1,324.41%	🇺🇸 USA
Chevron CVX	1,980,146,000	571.24%	🇺🇸 USA
HollyFrontier HFC	161,869,492	-45.13%	🇺🇸 USA
Valero Energy VLO	298,000,000	1.02%	🇺🇸 USA
Delek US DK	60,255,377	-79.57%	🇺🇸 USA

What is the market capitalization of a company?

The market capitalization sometimes referred as Marketcap, is the value of a publicly listed company.
In most cases it can be easily calculated by multiplying the share price with the amount of outstanding shares.

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