EIX vs XLU: Correlation
Edison International (EIX) and Utilities Select Sector SPDR Fund (XLU) show a moderate relationship: their 3-year correlation of weekly returns is 0.58.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are EIX and XLU?
On 3 years of weekly data the EIX/XLU correlation comes out at 0.58, moderate. Recent behaviour matches the longer record: 0.63 over 1 year against 0.58 over 3. The 5-year figure is 0.70, and annualized covariance runs at 238.2 %².
In EIX's tracked universe of 30 assets, XLU sits right near the top at #3. Their recent paths diverged sharply: over the last 12 months EIX outperformed by 36.3 percentage points (+40.4% for EIX against +4.1% for XLU). Do not treat this figure as fixed: across three years the rolling one-year correlation ranged all the way from 0.26 to 0.88. Risk is not evenly split, since EIX carries 1.6 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 XLU: side by side
| EIX (Edison International) | XLU (Utilities Select Sector SPDR Fund) | |
|---|---|---|
| 1-year return | +40.4% | +4.1% |
| 5-year return | +62.2% | +46.3% |
| Volatility (ann.) | 26.0% | 15.8% |
| Beta vs S&P 500 | 0.24 | 0.26 |
| Max drawdown (3Y) | -43.9% | -13.1% |
| Market cap | $28.4B | – |
| P/E (trailing) | 7.7 | – |
| Dividend yield | 4.64% | 2.70% |
| Expense ratio | – | 0.08% |
| Assets under management | – | $23.1B |
| Sector / category | Utilities | Sector ETF |
XLU is an Utilities fund from State Street Investment Management: $23.1B under management, 31 holdings, a 0.08% expense ratio, a 2.70% trailing dividend yield.
Year-by-year returns
| Year | EIX | XLU |
|---|---|---|
| 2022 | -2.6% | +1.4% |
| 2023 | +17.4% | -7.2% |
| 2024 | +15.2% | +23.3% |
| 2025 | -20.4% | +16.0% |
| 2026 | +27.6% | +2.5% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Fund exposure
A structural note: 2.11% of XLU is EIX itself, so the fund partly moves with the stock by construction.
Are EIX and XLU good diversifiers for each other?
Only partially. A correlation of 0.58 means EIX and XLU 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 EIX and XLU?
Using weekly returns as of 2026-08-27: 0.58 over 3 years, with 0.63 over the last year and 0.70 over 5 years.
Is XLU a good diversifier for EIX?
Only partially. A correlation of 0.58 means EIX and XLU share most of their swings. Pairing them dampens volatility somewhat, but it will not protect against a common drawdown.
What does a correlation of 0.58 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/eix-vs-xlu.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/eix-vs-xlu/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: EIX correlations · XLU correlations
