PRCT vs VXZ: Correlation
How closely do PROCEPT BioRobotics Corporation (PRCT) and iPath Series B S&P 500 VIX Mid-Term Futures ETN (VXZ) trade together? Their weekly returns over three years give a correlation of -0.30, which is negative.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are PRCT and VXZ?
On 3 years of weekly data the PRCT/VXZ correlation comes out at -0.30, negative, meaning they tend to move in opposite directions. Lately the two have moved closer together, with the 1-year correlation at -0.03 versus -0.30 over 3 years. The 5-year figure is -0.30, and annualized covariance runs at -429.7 %².
Out of 11 assets tracked against PRCT, VXZ lands near the bottom at #11. Correlation aside, the last 12 months split them widely, with VXZ ahead by 33.4 points (-49.5% versus -16.1%). Note the risk asymmetry: PRCT runs 2.2 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.
PRCT vs VXZ: side by side
| PRCT (PROCEPT BioRobotics Corporation) | VXZ (iPath Series B S&P 500 VIX Mid-Term Futures ETN) | |
|---|---|---|
| 1-year return | -49.5% | -16.1% |
| 5-year return | -50.9% | -53.1% |
| Volatility (ann.) | 55.9% | 25.6% |
| Beta vs S&P 500 | 1.08 | -1.31 |
| Max drawdown (3Y) | -83.2% | -36.4% |
| Market cap | $1.2B | – |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | – |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | PRCT | VXZ |
|---|---|---|
| 2022 | +66.1% | +0.5% |
| 2023 | +0.9% | -44.0% |
| 2024 | +92.1% | -12.7% |
| 2025 | -60.9% | +5.7% |
| 2026 | -34.5% | -10.5% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are PRCT and VXZ good diversifiers for each other?
By historical standards, yes. A correlation of -0.30 means the two rarely move for the same reasons.
FAQ
What is the correlation between PRCT and VXZ?
The PRCT/VXZ correlation stands at -0.30 on a 3-year window (1 year: -0.03, 5 years: -0.30), computed from weekly returns as of 2026-08-27.
Is VXZ a good diversifier for PRCT?
By historical standards, yes. A correlation of -0.30 means the two rarely move for the same reasons.
What does a correlation of -0.30 mean?
On the −1 to +1 scale, -0.30 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/prct-vs-vxz.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/prct-vs-vxz/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: PRCT correlations · VXZ correlations
