MPC vs PEO: Correlation
Marathon Petroleum (MPC) and Adams Natural Resources Fund, Inc. (PEO) show a strong relationship: their 3-year correlation of weekly returns is 0.70.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are MPC and PEO?
On 3 years of weekly data the MPC/PEO correlation comes out at 0.70, strong. Recent behaviour matches the longer record: 0.61 over 1 year against 0.70 over 3. The 5-year figure is 0.75, and annualized covariance runs at 484.3 %².
Among the 29 assets we track against MPC, PEO ranks #9 by 3-year correlation. Their recent paths diverged sharply: over the last 12 months MPC outperformed by 66.2 percentage points (+107.8% for MPC against +41.6% for PEO). Risk is not evenly split, since MPC carries 1.7 times the volatility of the other side.
How is this computed?
Pearson correlation on weekly returns: ρ(A,B) = cov(rA, rB) / (σA · σB), over windows of 52, 156 and 260 weeks. Covariance is annualized (×52) and expressed in %². Full definitions on the methodology page.
MPC vs PEO: side by side
| MPC (Marathon Petroleum) | PEO (Adams Natural Resources Fund, Inc.) | |
|---|---|---|
| 1-year return | +107.8% | +41.6% |
| 5-year return | +589.6% | +179.3% |
| Volatility (ann.) | 34.2% | 20.2% |
| Beta vs S&P 500 | 0.48 | 0.30 |
| Max drawdown (3Y) | -44.7% | -18.9% |
| Market cap | $102.1B | $0.8B |
| P/E (trailing) | 12.6 | 4.8 |
| Dividend yield | 1.10% | 7.09% |
| Sector / category | Energy | US Listed |
Year-by-year returns
| Year | MPC | PEO |
|---|---|---|
| 2022 | +86.6% | +41.8% |
| 2023 | +30.5% | +0.9% |
| 2024 | -4.1% | +13.6% |
| 2025 | +19.2% | +10.0% |
| 2026 | +126.1% | +38.5% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are MPC and PEO good diversifiers for each other?
Somewhat, no more. With 0.70 correlation, most large moves hit both names, and the diversification benefit stays modest.
FAQ
What is the correlation between MPC and PEO?
As of 2026-08-27, the correlation of weekly returns between MPC and PEO is 0.70 over 3 years, 0.61 over 1 year and 0.75 over 5 years.
Is PEO a good diversifier for MPC?
Somewhat, no more. With 0.70 correlation, most large moves hit both names, and the diversification benefit stays modest.
What does a correlation of 0.70 mean?
A reading of 0.70 sits on a scale from −1 (opposite moves) through 0 (unrelated) to +1 (identical moves). Correlation captures direction, not magnitude or performance.
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Related comparisons
Hubs: MPC correlations · PEO correlations
