ISRG vs UHS: Correlation
Intuitive Surgical (ISRG) and Universal Health Services (UHS) show a moderate relationship: their 3-year correlation of weekly returns is 0.34.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are ISRG and UHS?
Across a 3-year window, the weekly returns of ISRG and UHS correlate at 0.34, moderate. The relationship has been stable: the 1-year correlation (0.28) sits close to the 3-year figure. Stretching to 5 years gives 0.41, with an annualized covariance of 328.3 %².
By 3-year correlation, UHS places #24 of the 36 assets tracked against ISRG. Correlation aside, the last 12 months split them widely, with UHS ahead by 17.1 points (-22.1% versus -5.0%). On a rolling one-year basis the correlation drifted between 0.22 and 0.65, a moderate band.
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 UHS: side by side
| ISRG (Intuitive Surgical) | UHS (Universal Health Services) | |
|---|---|---|
| 1-year return | -22.1% | -5.0% |
| 5-year return | +4.0% | +13.5% |
| Volatility (ann.) | 31.1% | 31.1% |
| Beta vs S&P 500 | 1.20 | 0.60 |
| Max drawdown (3Y) | -45.6% | -42.0% |
| Market cap | $131.5B | $10.2B |
| P/E (trailing) | 42.5 | 7.3 |
| Dividend yield | 0.00% | 0.45% |
| Sector / category | Health Care | Health Care |
Year-by-year returns
| Year | ISRG | UHS |
|---|---|---|
| 2022 | -26.1% | +9.4% |
| 2023 | +27.1% | +8.8% |
| 2024 | +54.7% | +18.2% |
| 2025 | +8.5% | +22.0% |
| 2026 | -35.2% | -20.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are ISRG and UHS good diversifiers for each other?
Reasonably. At 0.34, ISRG and UHS keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
FAQ
What is the correlation between ISRG and UHS?
The ISRG/UHS correlation stands at 0.34 on a 3-year window (1 year: 0.28, 5 years: 0.41), computed from weekly returns as of 2026-08-27.
Is UHS a good diversifier for ISRG?
Reasonably. At 0.34, ISRG and UHS keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
What does a correlation of 0.34 mean?
On the −1 to +1 scale, 0.34 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/isrg-vs-uhs.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/isrg-vs-uhs/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: ISRG correlations · UHS correlations
