SRE vs VXZ: Correlation
How closely do Sempra (SRE) and iPath Series B S&P 500 VIX Mid-Term Futures ETN (VXZ) trade together? Their weekly returns over three years give a correlation of -0.29, which is negative.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are SRE and VXZ?
Across a 3-year window, the weekly returns of SRE and VXZ correlate at -0.29, negative, meaning they tend to move in opposite directions. The past 12 months show a tighter link (0.01) than the 3-year average (-0.29). Stretching to 5 years gives -0.33, with an annualized covariance of -174.4 %².
Among the 30 assets we track against SRE, VXZ sits near the bottom by co-movement, at rank #30. Their recent paths diverged sharply: over the last 12 months SRE outperformed by 22.1 percentage points (+6.0% for SRE against -16.1% for VXZ).
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.
SRE vs VXZ: side by side
| SRE (Sempra) | VXZ (iPath Series B S&P 500 VIX Mid-Term Futures ETN) | |
|---|---|---|
| 1-year return | +6.0% | -16.1% |
| 5-year return | +50.4% | -53.1% |
| Volatility (ann.) | 23.9% | 25.6% |
| Beta vs S&P 500 | 0.38 | -1.31 |
| Max drawdown (3Y) | -31.6% | -36.4% |
| Market cap | $55.4B | – |
| P/E (trailing) | 24.7 | – |
| Dividend yield | 3.06% | – |
| Sector / category | Utilities | US Listed |
Year-by-year returns
| Year | SRE | VXZ |
|---|---|---|
| 2022 | +20.3% | +0.5% |
| 2023 | -0.1% | -44.0% |
| 2024 | +21.1% | -12.7% |
| 2025 | +3.9% | +5.7% |
| 2026 | -2.6% | -10.5% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are SRE and VXZ good diversifiers for each other?
Yes: at -0.29, the two have gone their own ways historically, which is what genuine diversification looks like.
FAQ
What is the correlation between SRE and VXZ?
As of 2026-08-27, the correlation of weekly returns between SRE and VXZ is -0.29 over 3 years, 0.01 over 1 year and -0.33 over 5 years.
Is VXZ a good diversifier for SRE?
Yes: at -0.29, the two have gone their own ways historically, which is what genuine diversification looks like.
What does a correlation of -0.29 mean?
A reading of -0.29 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/sre-vs-vxz.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/sre-vs-vxz/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: SRE correlations · VXZ correlations
