EIX vs WWR: Correlation
How closely do Edison International (EIX) and Westwater Resources, Inc. (WWR) trade together? Their weekly returns over three years give a correlation of -0.24, which is negative.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are EIX and WWR?
Over the past 3 years, EIX and WWR moved with a correlation of -0.24, which is negative, meaning they tend to move in opposite directions. Lately the two have drifted apart, with the 1-year correlation at -0.38 versus -0.24 over 3 years. Over 5 years the correlation is -0.13, and the annualized covariance of weekly returns is -644.6 %².
Within EIX's tracked universe of 30 assets, WWR comes in at #24 by 3-year correlation. The last year tells two different stories: EIX led by 60.1 percentage points, +40.4% for EIX against -19.7% for WWR. Risk is not evenly split, since WWR carries 4.0 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.
EIX vs WWR: side by side
| EIX (Edison International) | WWR (Westwater Resources, Inc.) | |
|---|---|---|
| 1-year return | +40.4% | -19.7% |
| 5-year return | +62.2% | -84.4% |
| Volatility (ann.) | 26.0% | 104.7% |
| Beta vs S&P 500 | 0.24 | 0.77 |
| Max drawdown (3Y) | -43.9% | -88.8% |
| Market cap | $28.4B | $0.1B |
| P/E (trailing) | 7.7 | – |
| Dividend yield | 4.64% | 0.00% |
| Sector / category | Utilities | US Listed |
Year-by-year returns
| Year | EIX | WWR |
|---|---|---|
| 2022 | -2.6% | -63.3% |
| 2023 | +17.4% | -29.1% |
| 2024 | +15.2% | +26.8% |
| 2025 | -20.4% | +5.6% |
| 2026 | +27.6% | -20.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are EIX and WWR good diversifiers for each other?
Yes: at -0.24, the two have gone their own ways historically, which is what genuine diversification looks like.
FAQ
What is the correlation between EIX and WWR?
The EIX/WWR correlation stands at -0.24 on a 3-year window (1 year: -0.38, 5 years: -0.13), computed from weekly returns as of 2026-08-27.
Is WWR a good diversifier for EIX?
Yes: at -0.24, the two have gone their own ways historically, which is what genuine diversification looks like.
What does a correlation of -0.24 mean?
A reading of -0.24 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-wwr.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/eix-vs-wwr/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: EIX correlations · WWR correlations
