ISRG vs VXZ: Correlation
Measured on weekly returns over the past three years, Intuitive Surgical (ISRG) and iPath Series B S&P 500 VIX Mid-Term Futures ETN (VXZ) carry a correlation of -0.41, a negative link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are ISRG and VXZ?
On 3 years of weekly data the ISRG/VXZ correlation comes out at -0.41, negative, meaning they tend to move in opposite directions. Recent behaviour matches the longer record: -0.31 over 1 year against -0.41 over 3. The 5-year figure is -0.44, and annualized covariance runs at -327.0 %².
Among the 36 assets we track against ISRG, VXZ sits near the bottom by co-movement, at rank #34. The trailing year gives VXZ the advantage: -22.1% versus -16.1%, a 6.0-point spread.
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.
ISRG vs VXZ: side by side
| ISRG (Intuitive Surgical) | VXZ (iPath Series B S&P 500 VIX Mid-Term Futures ETN) | |
|---|---|---|
| 1-year return | -22.1% | -16.1% |
| 5-year return | +4.0% | -53.1% |
| Volatility (ann.) | 31.1% | 25.6% |
| Beta vs S&P 500 | 1.20 | -1.31 |
| Max drawdown (3Y) | -45.6% | -36.4% |
| Market cap | $131.5B | – |
| P/E (trailing) | 42.5 | – |
| Dividend yield | 0.00% | – |
| Sector / category | Health Care | US Listed |
Year-by-year returns
| Year | ISRG | VXZ |
|---|---|---|
| 2022 | -26.1% | +0.5% |
| 2023 | +27.1% | -44.0% |
| 2024 | +54.7% | -12.7% |
| 2025 | +8.5% | +5.7% |
| 2026 | -35.2% | -10.5% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are ISRG and VXZ good diversifiers for each other?
Yes: at -0.41, the two have gone their own ways historically, which is what genuine diversification looks like.
FAQ
What is the correlation between ISRG and VXZ?
The ISRG/VXZ correlation stands at -0.41 on a 3-year window (1 year: -0.31, 5 years: -0.44), computed from weekly returns as of 2026-08-27.
Is VXZ a good diversifier for ISRG?
Yes: at -0.41, the two have gone their own ways historically, which is what genuine diversification looks like.
What does a correlation of -0.41 mean?
A reading of -0.41 sits on a scale from −1 (opposite moves) through 0 (unrelated) to +1 (identical moves). Correlation captures direction, not magnitude or performance.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/isrg-vs-vxz.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/isrg-vs-vxz/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: ISRG correlations · VXZ correlations
