Latest period
295M
YoY change
-10.6%
5Y CAGR
-14.0%
Peak year (FY2008)
716M
Latest annual
305M
Shares Outstanding history chart for Marathon Petroleum (MPC) from 2016 to 2025
Latest: 305M
Shares Outstanding growth chart for Marathon Petroleum (MPC) from 2016 to 2025
Latest: -10.6%
Shares Outstanding history table for Marathon Petroleum (MPC) from 2008 to 2025
| FY2025 | 305M | -10.6% | -36M | ||
| FY2024 | 341M | -16.6% | -68M | ||
| FY2023 | 409M | -20.7% | -107M | ||
| FY2022 | 516M | -19.1% | -122M | ||
| FY2021 | 638M | -1.7% | -11M | ||
| FY2020 | 649M | -2.3% | -15M | ||
| FY2019 | 664M | +26.2% | +138M | ||
| FY2018 | 526M | +2.7% | +14M | ||
| FY2017 | 512M | -3.5% | -18.8M | ||
| FY2016 | 531M | -2.1% | -11.2M | ||
| FY2015 | 542M | -5.6% | -32M | ||
| FY2014 | 574M | -9.6% | -60.9M | ||
| FY2013 | 635M | -7.2% | -49.2M | ||
| FY2012 | 684M | -4.2% | -29.9M | ||
| FY2011 | 714M | -0.3% | -2M | ||
| FY2010 | 716M | 0.0% | 0 | ||
| FY2009 | 716M | 0.0% | 0 | ||
| FY2008 | 716M | — | — |
- FY2025305M-10.6%
- FY2024341M-16.6%
- FY2023409M-20.7%
- FY2022516M-19.1%
- FY2021638M-1.7%
- FY2020649M-2.3%
- FY2019664M+26.2%
- FY2018526M+2.7%
- FY2017512M-3.5%
- FY2016531M-2.1%
- FY2015542M-5.6%
- FY2014574M-9.6%
- FY2013635M-7.2%
- FY2012684M-4.2%
- FY2011714M-0.3%
- FY2010716M0.0%
- FY2009716M0.0%
- FY2008716M—
Shares Outstanding values are taken from Marathon Petroleum's reported income statements (quarterly 10-Q and annual 10-K filings with the U.S. Securities and Exchange Commission). Each row shows the period end date and the filing date. YoY compares each figure to the same period one year earlier. Amounts are in USD as filed.
About Shares Outstanding at Marathon Petroleum (MPC)
According to Marathon Petroleum's latest reported financial statements, the company's latest reported diluted shares outstanding is 295M. Diluted weighted-average shares outstanding is the share count used to compute per-share metrics like EPS. Buybacks lower it; new issuance, stock-based compensation, and convertible securities raise it. Multiply by the stock price for market capitalization.
Headline figure above is from the reporting period ending (reported ). Chart and table below cover the full reported history back to .
In 2025, Marathon Petroleum (MPC) diluted shares outstanding totalled 305M – declined 10.6% year-over-year.
Marathon Petroleum diluted shares outstanding compound annual growth for the 2020–2025 (5 years) window is -14.0%, with a net decline across the window.
Marathon Petroleum diluted shares outstanding plunged from 716M in 2008 to 305M in 2025, a 57.4% drawdown.
The record annual diluted shares outstanding stands at 716M, reached in 2008; the historical low of 305M was recorded in 2025.
Marathon Petroleum Shares Outstanding by Year
Marathon Petroleum Shares Outstanding 2025: 305M
In 2025, Marathon Petroleum reported diluted shares outstanding of 305M, declined 10.6% below 2024. This figure represents the lowest annual value in the available history.
Marathon Petroleum Shares Outstanding 2024: 341M
Marathon Petroleum diluted shares outstanding in 2024 was 341M, declined 16.6% below 2023.
Marathon Petroleum Shares Outstanding 2023: 409M
2023's diluted shares outstanding for Marathon Petroleum came in at 409M, declined 20.7% below 2022.
Marathon Petroleum Shares Outstanding 2022: 516M
Marathon Petroleum posted diluted shares outstanding of 516M in 2022, declined 19.1% below 2021.
Marathon Petroleum Shares Outstanding 2021: 638M
Marathon Petroleum diluted shares outstanding in 2021 was 638M.
See more financial history for Marathon Petroleum (MPC).
Sector peers by Shares Outstanding
Energy peers of Marathon Petroleum (MPC), ranked by their latest diluted shares outstanding
| 2.19B | |
| 1.86B | |
| 1.49B | |
| 1.25B | |
| 1.22B | |
| 539M | |
| 408M | |
| 309M |
- 2.19B
- 1.86B
- 1.49B
- 1.25B
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- Buybacks4.42% TTM
- Dividend Profile1.27% yield
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- Stock Split History1 split
How this company returns cash to shareholders — buybacks, dividends, and stock splits.