PEO vs PSX: Correlation
Adams Natural Resources Fund, Inc. (PEO) and Phillips 66 (PSX) show a strong relationship: their 3-year correlation of weekly returns is 0.75.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are PEO and PSX?
Over the past 3 years, PEO and PSX moved with a correlation of 0.75, which is strong. Little has changed lately, as the 1-year reading of 0.68 lands near the 3-year figure. Over 5 years the correlation is 0.78, and the annualized covariance of weekly returns is 508.6 %².
By 3-year correlation, PSX places #13 of the 42 assets tracked against PEO. Correlation aside, the last 12 months split them widely, with PSX ahead by 44.6 points (+41.6% versus +86.2%). One caveat on sizing: PSX is 1.7 times as volatile as the other leg, so an equal-dollar split is far from equal-risk.
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.
PEO vs PSX: side by side
| PEO (Adams Natural Resources Fund, Inc.) | PSX (Phillips 66) | |
|---|---|---|
| 1-year return | +41.6% | +86.2% |
| 5-year return | +179.3% | +301.8% |
| Volatility (ann.) | 20.2% | 33.4% |
| Beta vs S&P 500 | 0.30 | 0.58 |
| Max drawdown (3Y) | -18.9% | -44.4% |
| Market cap | $0.8B | $96.1B |
| P/E (trailing) | 4.8 | 13.8 |
| Dividend yield | 7.09% | 2.04% |
| Sector / category | US Listed | Energy |
Year-by-year returns
| Year | PEO | PSX |
|---|---|---|
| 2022 | +41.8% | +49.6% |
| 2023 | +0.9% | +33.1% |
| 2024 | +13.6% | -11.6% |
| 2025 | +10.0% | +17.5% |
| 2026 | +38.5% | +89.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are PEO and PSX good diversifiers for each other?
Only partially. A correlation of 0.75 means PEO and PSX share most of their swings. Pairing them dampens volatility somewhat, but it will not protect against a common drawdown.
FAQ
What is the correlation between PEO and PSX?
As of 2026-08-27, the correlation of weekly returns between PEO and PSX is 0.75 over 3 years, 0.68 over 1 year and 0.78 over 5 years.
Is PSX a good diversifier for PEO?
Only partially. A correlation of 0.75 means PEO and PSX share most of their swings. Pairing them dampens volatility somewhat, but it will not protect against a common drawdown.
What does a correlation of 0.75 mean?
On the −1 to +1 scale, 0.75 describes how much the two returns move together: +1 is lockstep, 0 is independence, negative values mean opposite directions. It says nothing about which performed better.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/peo-vs-psx.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/peo-vs-psx/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: PEO correlations · PSX correlations
