EFX vs VXX: Correlation
How closely do Equifax (EFX) and iPath Series B S&P 500 VIX Short-Term Futures ETN (VXX) trade together? Their weekly returns over three years give a correlation of -0.40, which is negative.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are EFX and VXX?
Across a 3-year window, the weekly returns of EFX and VXX correlate at -0.40, negative, meaning they tend to move in opposite directions. The past 12 months show a tighter link (-0.20) than the 3-year average (-0.40). Stretching to 5 years gives -0.42, with an annualized covariance of -806.4 %².
VXX is close to the least connected end of EFX's tracked universe, ranking #51 of 53. The last year tells two different stories: EFX led by 27.9 percentage points, -21.8% for EFX 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.
EFX vs VXX: side by side
| EFX (Equifax) | VXX (iPath Series B S&P 500 VIX Short-Term Futures ETN) | |
|---|---|---|
| 1-year return | -21.8% | -49.7% |
| 5-year return | -26.0% | -95.6% |
| Volatility (ann.) | 33.3% | 60.9% |
| Beta vs S&P 500 | 1.25 | -3.31 |
| Max drawdown (3Y) | -49.7% | -83.3% |
| Market cap | $22.4B | – |
| P/E (trailing) | 33.5 | – |
| Dividend yield | 1.11% | 0.00% |
| Sector / category | Industrials | US Listed |
Year-by-year returns
| Year | EFX | VXX |
|---|---|---|
| 2022 | -33.1% | -23.8% |
| 2023 | +28.2% | -72.5% |
| 2024 | +3.7% | -26.2% |
| 2025 | -14.2% | -42.2% |
| 2026 | -11.7% | -31.6% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are EFX and VXX good diversifiers for each other?
Yes: at -0.40, the two have gone their own ways historically, which is what genuine diversification looks like.
FAQ
What is the correlation between EFX and VXX?
Using weekly returns as of 2026-08-27: -0.40 over 3 years, with -0.20 over the last year and -0.42 over 5 years.
Is VXX a good diversifier for EFX?
Yes: at -0.40, the two have gone their own ways historically, which is what genuine diversification looks like.
What does a correlation of -0.40 mean?
On the −1 to +1 scale, -0.40 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/efx-vs-vxx.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/efx-vs-vxx/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: EFX correlations · VXX correlations
