SGI vs VXX: Correlation
Somnigroup International Inc. (SGI) and iPath Series B S&P 500 VIX Short-Term Futures ETN (VXX) show a negative relationship: their 3-year correlation of weekly returns is -0.42.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are SGI and VXX?
On 3 years of weekly data the SGI/VXX correlation comes out at -0.42, negative, meaning they tend to move in opposite directions. The relationship has been stable: the 1-year correlation (-0.32) sits close to the 3-year figure. The 5-year figure is -0.41, and annualized covariance runs at -870.6 %².
Out of 19 assets tracked against SGI, VXX lands near the bottom at #18. Their recent paths diverged sharply: over the last 12 months SGI outperformed by 24.3 percentage points (-25.4% for SGI against -49.7% for VXX). Note the risk asymmetry: VXX 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.
SGI vs VXX: side by side
| SGI (Somnigroup International Inc.) | VXX (iPath Series B S&P 500 VIX Short-Term Futures ETN) | |
|---|---|---|
| 1-year return | -25.4% | -49.7% |
| 5-year return | +44.9% | -95.6% |
| Volatility (ann.) | 33.8% | 60.9% |
| Beta vs S&P 500 | 1.02 | -3.31 |
| Max drawdown (3Y) | -37.1% | -83.3% |
| Market cap | $13.1B | – |
| P/E (trailing) | 24.8 | – |
| Dividend yield | 1.02% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | SGI | VXX |
|---|---|---|
| 2022 | -26.0% | -23.8% |
| 2023 | +50.1% | -72.5% |
| 2024 | +12.3% | -26.2% |
| 2025 | +58.8% | -42.2% |
| 2026 | -29.5% | -31.6% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are SGI and VXX good diversifiers for each other?
Yes: at -0.42, the two have gone their own ways historically, which is what genuine diversification looks like.
FAQ
What is the correlation between SGI and VXX?
As of 2026-08-27, the correlation of weekly returns between SGI and VXX is -0.42 over 3 years, -0.32 over 1 year and -0.41 over 5 years.
Is VXX a good diversifier for SGI?
Yes: at -0.42, the two have gone their own ways historically, which is what genuine diversification looks like.
What does a correlation of -0.42 mean?
On the −1 to +1 scale, -0.42 describes how much the two returns move together: +1 is lockstep, 0 is independence, negative values mean opposite directions. It says nothing about which performed better.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/sgi-vs-vxx.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/sgi-vs-vxx/)
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Hubs: SGI correlations · VXX correlations
