MMSI vs VXX: Correlation
How closely do Merit Medical Systems, Inc. (MMSI) 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 -0.32, which is negative.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are MMSI and VXX?
Across a 3-year window, the weekly returns of MMSI and VXX correlate at -0.32, negative, meaning they tend to move in opposite directions. The link has tightened recently: the 1-year correlation (-0.16) runs above the 3-year figure (-0.32). Stretching to 5 years gives -0.30, with an annualized covariance of -477.2 %².
Among the 14 assets we track against MMSI, VXX sits near the bottom by co-movement, at rank #12. Their recent paths diverged sharply: over the last 12 months MMSI outperformed by 48.3 percentage points (-1.4% for MMSI against -49.7% for VXX). One caveat on sizing: VXX is 2.5 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.
MMSI vs VXX: side by side
| MMSI (Merit Medical Systems, Inc.) | VXX (iPath Series B S&P 500 VIX Short-Term Futures ETN) | |
|---|---|---|
| 1-year return | -1.4% | -49.7% |
| 5-year return | +25.2% | -95.6% |
| Volatility (ann.) | 24.7% | 60.9% |
| Beta vs S&P 500 | 0.50 | -3.31 |
| Max drawdown (3Y) | -45.3% | -83.3% |
| Market cap | $5.3B | – |
| P/E (trailing) | 37.3 | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | MMSI | VXX |
|---|---|---|
| 2022 | +13.4% | -23.8% |
| 2023 | +7.6% | -72.5% |
| 2024 | +27.3% | -26.2% |
| 2025 | -8.9% | -42.2% |
| 2026 | +1.6% | -31.6% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are MMSI and VXX good diversifiers for each other?
By historical standards, yes. A correlation of -0.32 means the two rarely move for the same reasons.
FAQ
What is the correlation between MMSI and VXX?
As of 2026-08-27, the correlation of weekly returns between MMSI and VXX is -0.32 over 3 years, -0.16 over 1 year and -0.30 over 5 years.
Is VXX a good diversifier for MMSI?
By historical standards, yes. A correlation of -0.32 means the two rarely move for the same reasons.
What does a correlation of -0.32 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/mmsi-vs-vxx.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/mmsi-vs-vxx/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: MMSI correlations · VXX correlations
