IOSP vs VXX: Correlation
Measured on weekly returns over the past three years, Innospec Inc. (IOSP) and iPath Series B S&P 500 VIX Short-Term Futures ETN (VXX) carry a correlation of -0.47, a negative link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are IOSP and VXX?
Over the past 3 years, IOSP and VXX moved with a correlation of -0.47, which is negative, meaning they tend to move in opposite directions. The link has tightened recently: the 1-year correlation (-0.27) runs above the 3-year figure (-0.47). Over 5 years the correlation is -0.44, and the annualized covariance of weekly returns is -754.4 %².
Among the 35 assets we track against IOSP, VXX sits near the bottom by co-movement, at rank #34. Correlation aside, the last 12 months split them widely, with IOSP ahead by 61.0 points (+11.3% versus -49.7%). One caveat on sizing: VXX is 2.3 times as volatile as the other leg, so an equal-dollar split is far from equal-risk.
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.
IOSP vs VXX: side by side
| IOSP (Innospec Inc.) | VXX (iPath Series B S&P 500 VIX Short-Term Futures ETN) | |
|---|---|---|
| 1-year return | +11.3% | -49.7% |
| 5-year return | +10.2% | -95.6% |
| Volatility (ann.) | 26.6% | 60.9% |
| Beta vs S&P 500 | 0.94 | -3.31 |
| Max drawdown (3Y) | -48.4% | -83.3% |
| Market cap | $2.3B | – |
| P/E (trailing) | 19.5 | – |
| Dividend yield | 1.87% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | IOSP | VXX |
|---|---|---|
| 2022 | +15.2% | -23.8% |
| 2023 | +21.5% | -72.5% |
| 2024 | -9.6% | -26.2% |
| 2025 | -28.9% | -42.2% |
| 2026 | +26.0% | -31.6% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are IOSP and VXX good diversifiers for each other?
Yes. With a correlation of -0.47, IOSP and VXX have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
FAQ
What is the correlation between IOSP and VXX?
The IOSP/VXX correlation stands at -0.47 on a 3-year window (1 year: -0.27, 5 years: -0.44), computed from weekly returns as of 2026-08-27.
Is VXX a good diversifier for IOSP?
Yes. With a correlation of -0.47, IOSP and VXX have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
What does a correlation of -0.47 mean?
A reading of -0.47 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/iosp-vs-vxx.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/iosp-vs-vxx/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: IOSP correlations · VXX correlations
