PR vs REPX: Correlation
Measured on weekly returns over the past three years, Permian Resources Corporation (PR) and Riley Exploration Permian, Inc. (REPX) carry a correlation of 0.73, a strong link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are PR and REPX?
Over the past 3 years, PR and REPX moved with a correlation of 0.73, which is strong. The relationship has been stable: the 1-year correlation (0.68) sits close to the 3-year figure. Over 5 years the correlation is 0.65, and the annualized covariance of weekly returns is 1190.6 %².
Within PR's tracked universe of 33 assets, REPX comes in at #18 by 3-year correlation. The last year tells two different stories: PR led by 30.5 percentage points, +70.3% for PR against +39.8% for REPX.
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.
PR vs REPX: side by side
| PR (Permian Resources Corporation) | REPX (Riley Exploration Permian, Inc.) | |
|---|---|---|
| 1-year return | +70.3% | +39.8% |
| 5-year return | +430.6% | +145.9% |
| Volatility (ann.) | 35.4% | 46.0% |
| Beta vs S&P 500 | 0.39 | 0.58 |
| Max drawdown (3Y) | -39.9% | -38.0% |
| Market cap | $19.4B | $0.8B |
| P/E (trailing) | 14.7 | 6.7 |
| Dividend yield | 2.73% | 4.27% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | PR | REPX |
|---|---|---|
| 2022 | +57.9% | +60.2% |
| 2023 | +49.4% | -3.9% |
| 2024 | +10.7% | +23.8% |
| 2025 | +1.9% | -12.7% |
| 2026 | +68.0% | +50.6% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are PR and REPX good diversifiers for each other?
Somewhat, no more. With 0.73 correlation, most large moves hit both names, and the diversification benefit stays modest.
FAQ
What is the correlation between PR and REPX?
The PR/REPX correlation stands at 0.73 on a 3-year window (1 year: 0.68, 5 years: 0.65), computed from weekly returns as of 2026-08-27.
Is REPX a good diversifier for PR?
Somewhat, no more. With 0.73 correlation, most large moves hit both names, and the diversification benefit stays modest.
What does a correlation of 0.73 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/pr-vs-repx.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/pr-vs-repx/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: PR correlations · REPX correlations
