EIX vs MXC: Correlation
Measured on weekly returns over the past three years, Edison International (EIX) and Mexco Energy Corporation (MXC) carry a correlation of -0.26, a negative link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are EIX and MXC?
Over the past 3 years, EIX and MXC moved with a correlation of -0.26, which is negative, meaning they tend to move in opposite directions. The relationship has been stable: the 1-year correlation (-0.17) sits close to the 3-year figure. Over 5 years the correlation is -0.02, and the annualized covariance of weekly returns is -422.1 %².
By 3-year correlation, MXC places #25 of the 30 assets tracked against EIX. Correlation aside, the last 12 months split them widely, with EIX ahead by 18.8 points (+40.4% versus +21.6%). One caveat on sizing: MXC is 2.4 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.
EIX vs MXC: side by side
| EIX (Edison International) | MXC (Mexco Energy Corporation) | |
|---|---|---|
| 1-year return | +40.4% | +21.6% |
| 5-year return | +62.2% | +7.2% |
| Volatility (ann.) | 26.0% | 62.1% |
| Beta vs S&P 500 | 0.24 | -0.31 |
| Max drawdown (3Y) | -43.9% | -60.6% |
| Market cap | $28.4B | – |
| P/E (trailing) | 7.7 | 13.0 |
| Dividend yield | 4.64% | 1.02% |
| Sector / category | Utilities | US Listed |
Year-by-year returns
| Year | EIX | MXC |
|---|---|---|
| 2022 | -2.6% | +33.0% |
| 2023 | +17.4% | -26.2% |
| 2024 | +15.2% | +24.6% |
| 2025 | -20.4% | -10.8% |
| 2026 | +27.6% | -0.6% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are EIX 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 EIX and MXC?
The EIX/MXC correlation stands at -0.26 on a 3-year window (1 year: -0.17, 5 years: -0.02), computed from weekly returns as of 2026-08-27.
Is MXC a good diversifier for EIX?
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?
A reading of -0.26 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/eix-vs-mxc.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/eix-vs-mxc/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: EIX correlations · MXC correlations
