APEI vs MXC: Correlation
American Public Education, Inc. (APEI) and Mexco Energy Corporation (MXC) show a negative relationship: their 3-year correlation of weekly returns is -0.26.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are APEI and MXC?
Over the past 3 years, APEI and MXC moved with a correlation of -0.26, which is negative, meaning they tend to move in opposite directions. Little has changed lately, as the 1-year reading of -0.20 lands near the 3-year figure. Over 5 years the correlation is -0.10, and the annualized covariance of weekly returns is -811.0 %².
Among the 12 assets we track against APEI, MXC sits near the bottom by co-movement, at rank #10. Correlation aside, the last 12 months split them widely, with APEI ahead by 28.9 points (+50.5% versus +21.6%).
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.
APEI vs MXC: side by side
| APEI (American Public Education, Inc.) | MXC (Mexco Energy Corporation) | |
|---|---|---|
| 1-year return | +50.5% | +21.6% |
| 5-year return | +76.0% | +7.2% |
| Volatility (ann.) | 50.5% | 62.1% |
| Beta vs S&P 500 | 0.75 | -0.31 |
| Max drawdown (3Y) | -40.5% | -60.6% |
| Market cap | $0.8B | – |
| P/E (trailing) | 18.6 | 13.0 |
| Dividend yield | 0.00% | 1.02% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | APEI | MXC |
|---|---|---|
| 2022 | -44.8% | +33.0% |
| 2023 | -21.5% | -26.2% |
| 2024 | +123.5% | +24.6% |
| 2025 | +75.2% | -10.8% |
| 2026 | +22.0% | -0.6% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are APEI and MXC good diversifiers for each other?
By historical standards, yes. A correlation of -0.26 means the two rarely move for the same reasons.
FAQ
What is the correlation between APEI and MXC?
Using weekly returns as of 2026-08-27: -0.26 over 3 years, with -0.20 over the last year and -0.10 over 5 years.
Is MXC a good diversifier for APEI?
By historical standards, yes. A correlation of -0.26 means the two rarely move for the same reasons.
What does a correlation of -0.26 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/apei-vs-mxc.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/apei-vs-mxc/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: APEI correlations · MXC correlations
