ETR vs SRE: Correlation
Entergy (ETR) and Sempra (SRE) show a strong relationship: their 3-year correlation of weekly returns is 0.62.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are ETR and SRE?
Across a 3-year window, the weekly returns of ETR and SRE correlate at 0.62, strong. The link has tightened recently: the 1-year correlation (0.85) runs above the 3-year figure (0.62). Stretching to 5 years gives 0.68, with an annualized covariance of 293.6 %².
Among the 38 assets we track against ETR, SRE ranks #18 by 3-year correlation. The last year tells two different stories: ETR led by 15.9 percentage points, +21.9% for ETR against +6.0% for SRE. The relationship is regime-dependent: the rolling one-year correlation swung between 0.37 and 0.87 over the past three years, so this pair behaves very differently depending on the market environment.
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.
ETR vs SRE: side by side
| ETR (Entergy) | SRE (Sempra) | |
|---|---|---|
| 1-year return | +21.9% | +6.0% |
| 5-year return | +132.0% | +50.4% |
| Volatility (ann.) | 19.7% | 23.9% |
| Beta vs S&P 500 | 0.22 | 0.38 |
| Max drawdown (3Y) | -10.6% | -31.6% |
| Market cap | $49.7B | $55.4B |
| P/E (trailing) | 27.2 | 24.7 |
| Dividend yield | 2.35% | 3.06% |
| Sector / category | Utilities | Utilities |
Year-by-year returns
| Year | ETR | SRE |
|---|---|---|
| 2022 | +3.6% | +20.3% |
| 2023 | -6.1% | -0.1% |
| 2024 | +56.0% | +21.1% |
| 2025 | +25.3% | +3.9% |
| 2026 | +17.3% | -2.6% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are ETR and SRE good diversifiers for each other?
Somewhat, no more. With 0.62 correlation, most large moves hit both names, and the diversification benefit stays modest.
FAQ
What is the correlation between ETR and SRE?
Using weekly returns as of 2026-08-27: 0.62 over 3 years, with 0.85 over the last year and 0.68 over 5 years.
Is SRE a good diversifier for ETR?
Somewhat, no more. With 0.62 correlation, most large moves hit both names, and the diversification benefit stays modest.
What does a correlation of 0.62 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/etr-vs-sre.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/etr-vs-sre/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: ETR correlations · SRE correlations
