IDXX vs VXX: Correlation
Idexx Laboratories (IDXX) 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 -0.43.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are IDXX and VXX?
Over the past 3 years, IDXX and VXX moved with a correlation of -0.43, which is negative, meaning they tend to move in opposite directions. Lately the two have moved closer together, with the 1-year correlation at -0.27 versus -0.43 over 3 years. Over 5 years the correlation is -0.43, and the annualized covariance of weekly returns is -802.2 %².
VXX is close to the least connected end of IDXX's tracked universe, ranking #35 of 35. Their recent paths diverged sharply: over the last 12 months IDXX outperformed by 34.8 percentage points (-14.9% for IDXX against -49.7% for VXX). Note the risk asymmetry: VXX runs 2.0 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.
IDXX vs VXX: side by side
| IDXX (Idexx Laboratories) | VXX (iPath Series B S&P 500 VIX Short-Term Futures ETN) | |
|---|---|---|
| 1-year return | -14.9% | -49.7% |
| 5-year return | -20.7% | -95.6% |
| Volatility (ann.) | 30.9% | 60.9% |
| Beta vs S&P 500 | 1.01 | -3.31 |
| Max drawdown (3Y) | -37.4% | -83.3% |
| Market cap | $42.9B | – |
| P/E (trailing) | 38.9 | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | Health Care | US Listed |
Year-by-year returns
| Year | IDXX | VXX |
|---|---|---|
| 2022 | -38.0% | -23.8% |
| 2023 | +36.1% | -72.5% |
| 2024 | -25.5% | -26.2% |
| 2025 | +63.6% | -42.2% |
| 2026 | -19.4% | -31.6% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are IDXX and VXX good diversifiers for each other?
By historical standards, yes. A correlation of -0.43 means the two rarely move for the same reasons.
FAQ
What is the correlation between IDXX and VXX?
As of 2026-08-27, the correlation of weekly returns between IDXX and VXX is -0.43 over 3 years, -0.27 over 1 year and -0.43 over 5 years.
Is VXX a good diversifier for IDXX?
By historical standards, yes. A correlation of -0.43 means the two rarely move for the same reasons.
What does a correlation of -0.43 mean?
Correlation ranges from −1 to +1. Values near +1 mean two assets move together, near 0 that they move independently, and negative values that they tend to move in opposite directions. It measures co-movement, not performance.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/idxx-vs-vxx.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/idxx-vs-vxx/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: IDXX correlations · VXX correlations
