EOG vs PSX: Correlation
Measured on weekly returns over the past three years, EOG Resources (EOG) and Phillips 66 (PSX) carry a correlation of 0.68, a strong link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are EOG and PSX?
Over the past 3 years, EOG and PSX moved with a correlation of 0.68, which is strong. The relationship has been stable: the 1-year correlation (0.66) sits close to the 3-year figure. Over 5 years the correlation is 0.72, and the annualized covariance of weekly returns is 636.2 %².
Among the 40 assets we track against EOG, PSX ranks #21 by 3-year correlation. Their recent paths diverged sharply: over the last 12 months PSX outperformed by 64.5 percentage points (+21.7% for EOG against +86.2% for PSX). The rolling one-year correlation moved between 0.55 and 0.82 over the past three years, a moderate range.
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.
EOG vs PSX: side by side
| EOG (EOG Resources) | PSX (Phillips 66) | |
|---|---|---|
| 1-year return | +21.7% | +86.2% |
| 5-year return | +171.5% | +301.8% |
| Volatility (ann.) | 28.1% | 33.4% |
| Beta vs S&P 500 | 0.14 | 0.58 |
| Max drawdown (3Y) | -23.7% | -44.4% |
| Market cap | $75.8B | $96.1B |
| P/E (trailing) | 11.3 | 13.8 |
| Dividend yield | 2.82% | 2.04% |
| Sector / category | Energy | Energy |
Year-by-year returns
| Year | EOG | PSX |
|---|---|---|
| 2022 | +56.9% | +49.6% |
| 2023 | -2.0% | +33.1% |
| 2024 | +4.3% | -11.6% |
| 2025 | -11.4% | +17.5% |
| 2026 | +41.0% | +89.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are EOG and PSX good diversifiers for each other?
To a limited degree. At 0.68 the two still catch most of the same waves, so the pair smooths returns a little without insulating either from a shared selloff.
FAQ
What is the correlation between EOG and PSX?
Using weekly returns as of 2026-08-27: 0.68 over 3 years, with 0.66 over the last year and 0.72 over 5 years.
Is PSX a good diversifier for EOG?
To a limited degree. At 0.68 the two still catch most of the same waves, so the pair smooths returns a little without insulating either from a shared selloff.
What does a correlation of 0.68 mean?
Correlation ranges from −1 to +1. Values near +1 mean two assets move together, near 0 that they move independently, and negative values that they tend to move in opposite directions. It measures co-movement, not performance.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/eog-vs-psx.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/eog-vs-psx/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: EOG correlations · PSX correlations
