SIRI vs VXZ: Correlation
SiriusXM Holdings Inc. (SIRI) and iPath Series B S&P 500 VIX Mid-Term Futures ETN (VXZ) show a negative relationship: their 3-year correlation of weekly returns is -0.34.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are SIRI and VXZ?
Across a 3-year window, the weekly returns of SIRI and VXZ correlate at -0.34, negative, meaning they tend to move in opposite directions. Little has changed lately, as the 1-year reading of -0.30 lands near the 3-year figure. Stretching to 5 years gives -0.30, with an annualized covariance of -409.2 %².
Out of 11 assets tracked against SIRI, VXZ lands near the bottom at #10. Correlation aside, the last 12 months split them widely, with SIRI ahead by 42.0 points (+25.9% versus -16.1%). Note the risk asymmetry: SIRI runs 1.8 times the annualized volatility of the other leg, so equal-weighting the two is not an equal-risk position.
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.
SIRI vs VXZ: side by side
| SIRI (SiriusXM Holdings Inc.) | VXZ (iPath Series B S&P 500 VIX Mid-Term Futures ETN) | |
|---|---|---|
| 1-year return | +25.9% | -16.1% |
| 5-year return | -45.1% | -53.1% |
| Volatility (ann.) | 46.6% | 25.6% |
| Beta vs S&P 500 | 1.30 | -1.31 |
| Max drawdown (3Y) | -64.5% | -36.4% |
| Market cap | $9.6B | – |
| P/E (trailing) | 11.4 | – |
| Dividend yield | 3.79% | – |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | SIRI | VXZ |
|---|---|---|
| 2022 | -3.2% | +0.5% |
| 2023 | -4.3% | -44.0% |
| 2024 | -56.9% | -12.7% |
| 2025 | -8.0% | +5.7% |
| 2026 | +47.1% | -10.5% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are SIRI and VXZ good diversifiers for each other?
Yes. With a correlation of -0.34, SIRI and VXZ have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
FAQ
What is the correlation between SIRI and VXZ?
As of 2026-08-27, the correlation of weekly returns between SIRI and VXZ is -0.34 over 3 years, -0.30 over 1 year and -0.30 over 5 years.
Is VXZ a good diversifier for SIRI?
Yes. With a correlation of -0.34, SIRI and VXZ have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
What does a correlation of -0.34 mean?
A reading of -0.34 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/siri-vs-vxz.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/siri-vs-vxz/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: SIRI correlations · VXZ correlations
