MXC vs PSMT: Correlation
How closely do Mexco Energy Corporation (MXC) and PriceSmart, Inc. (PSMT) trade together? Their weekly returns over three years give a correlation of -0.23, which is negative.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are MXC and PSMT?
Across a 3-year window, the weekly returns of MXC and PSMT correlate at -0.23, negative, meaning they tend to move in opposite directions. Lately the two have drifted apart, with the 1-year correlation at -0.37 versus -0.23 over 3 years. Stretching to 5 years gives -0.01, with an annualized covariance of -328.0 %².
By 3-year correlation, PSMT places #42 of the 56 assets tracked against MXC. Their recent paths diverged sharply: over the last 12 months PSMT outperformed by 37.5 percentage points (+21.6% for MXC against +59.1% for PSMT). Risk is not evenly split, since MXC carries 2.7 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.
MXC vs PSMT: side by side
| MXC (Mexco Energy Corporation) | PSMT (PriceSmart, Inc.) | |
|---|---|---|
| 1-year return | +21.6% | +59.1% |
| 5-year return | +7.2% | +116.4% |
| Volatility (ann.) | 62.1% | 23.4% |
| Beta vs S&P 500 | -0.31 | 0.42 |
| Max drawdown (3Y) | -60.6% | -24.0% |
| Market cap | – | $5.3B |
| P/E (trailing) | 13.0 | 33.8 |
| Dividend yield | 1.02% | 0.76% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | MXC | PSMT |
|---|---|---|
| 2022 | +33.0% | -15.9% |
| 2023 | -26.2% | +26.2% |
| 2024 | +24.6% | +25.0% |
| 2025 | -10.8% | +34.8% |
| 2026 | -0.6% | +42.2% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are MXC and PSMT good diversifiers for each other?
By historical standards, yes. A correlation of -0.23 means the two rarely move for the same reasons.
FAQ
What is the correlation between MXC and PSMT?
As of 2026-08-27, the correlation of weekly returns between MXC and PSMT is -0.23 over 3 years, -0.37 over 1 year and -0.01 over 5 years.
Is PSMT a good diversifier for MXC?
By historical standards, yes. A correlation of -0.23 means the two rarely move for the same reasons.
What does a correlation of -0.23 mean?
A reading of -0.23 sits on a scale from −1 (opposite moves) through 0 (unrelated) to +1 (identical moves). Correlation captures direction, not magnitude or performance.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/mxc-vs-psmt.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/mxc-vs-psmt/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: MXC correlations · PSMT correlations
