ICUI vs RH: Correlation
How closely do ICU Medical, Inc. (ICUI) and RH (RH) trade together? Their weekly returns over three years give a correlation of 0.51, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are ICUI and RH?
Across a 3-year window, the weekly returns of ICUI and RH correlate at 0.51, moderate. The relationship has been stable: the 1-year correlation (0.56) sits close to the 3-year figure. Stretching to 5 years gives 0.50, with an annualized covariance of 1356.6 %².
By 3-year correlation, RH places #4 of the 16 assets tracked against ICUI. Correlation aside, the last 12 months split them widely, with ICUI ahead by 74.8 points (+38.3% versus -36.5%). One caveat on sizing: RH is 1.7 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.
ICUI vs RH: side by side
| ICUI (ICU Medical, Inc.) | RH (RH) | |
|---|---|---|
| 1-year return | +38.3% | -36.5% |
| 5-year return | -12.5% | -79.8% |
| Volatility (ann.) | 39.5% | 67.4% |
| Beta vs S&P 500 | 0.84 | 2.60 |
| Max drawdown (3Y) | -45.1% | -75.2% |
| Market cap | $4.4B | $2.7B |
| P/E (trailing) | 150.9 | 28.7 |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | ICUI | RH |
|---|---|---|
| 2022 | -33.6% | -50.1% |
| 2023 | -36.7% | +9.1% |
| 2024 | +55.6% | +35.0% |
| 2025 | -8.1% | -54.5% |
| 2026 | +22.7% | -19.2% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are ICUI and RH good diversifiers for each other?
Only partially. A correlation of 0.51 means ICUI and RH share most of their swings. Pairing them dampens volatility somewhat, but it will not protect against a common drawdown.
FAQ
What is the correlation between ICUI and RH?
Using weekly returns as of 2026-08-27: 0.51 over 3 years, with 0.56 over the last year and 0.50 over 5 years.
Is RH a good diversifier for ICUI?
Only partially. A correlation of 0.51 means ICUI and RH share most of their swings. Pairing them dampens volatility somewhat, but it will not protect against a common drawdown.
What does a correlation of 0.51 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/icui-vs-rh.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/icui-vs-rh/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: ICUI correlations · RH correlations
