SOXX vs VXX: Correlation
Measured on weekly returns over the past three years, iShares Semiconductor ETF (SOXX) and iPath Series B S&P 500 VIX Short-Term Futures ETN (VXX) carry a correlation of -0.66, a negative link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are SOXX and VXX?
Across a 3-year window, the weekly returns of SOXX and VXX correlate at -0.66, negative, meaning they tend to move in opposite directions. The relationship has been stable: the 1-year correlation (-0.56) sits close to the 3-year figure. Stretching to 5 years gives -0.58, with an annualized covariance of -1415.7 %².
Among the 127 assets we track against SOXX, VXX sits near the bottom by co-movement, at rank #126. Their recent paths diverged sharply: over the last 12 months SOXX outperformed by 159.7 percentage points (+110.0% for SOXX against -49.7% for VXX). One caveat on sizing: VXX is 1.7 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.
SOXX vs VXX: side by side
| SOXX (iShares Semiconductor ETF) | VXX (iPath Series B S&P 500 VIX Short-Term Futures ETN) | |
|---|---|---|
| 1-year return | +110.0% | -49.7% |
| 5-year return | +247.5% | -95.6% |
| Volatility (ann.) | 35.2% | 60.9% |
| Beta vs S&P 500 | 1.93 | -3.31 |
| Max drawdown (3Y) | -41.4% | -83.3% |
| Market cap | – | – |
| P/E (trailing) | – | – |
| Dividend yield | 0.29% | 0.00% |
| Expense ratio | 0.33% | – |
| Assets under management | $44.7B | – |
| Sector / category | ETF · Thematic | US Listed |
SOXX is a Technology fund from iShares: $44.7B under management, 30 holdings, a 0.33% expense ratio, a 0.29% trailing dividend yield.
Year-by-year returns
| Year | SOXX | VXX |
|---|---|---|
| 2022 | -35.1% | -23.8% |
| 2023 | +67.1% | -72.5% |
| 2024 | +12.9% | -26.2% |
| 2025 | +40.7% | -42.2% |
| 2026 | +74.7% | -31.6% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are SOXX and VXX good diversifiers for each other?
Yes: at -0.66, the two have gone their own ways historically, which is what genuine diversification looks like.
FAQ
What is the correlation between SOXX and VXX?
As of 2026-08-27, the correlation of weekly returns between SOXX and VXX is -0.66 over 3 years, -0.56 over 1 year and -0.58 over 5 years.
Is VXX a good diversifier for SOXX?
Yes: at -0.66, the two have gone their own ways historically, which is what genuine diversification looks like.
What does a correlation of -0.66 mean?
On the −1 to +1 scale, -0.66 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/soxx-vs-vxx.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/soxx-vs-vxx/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: SOXX correlations · VXX correlations
