ICUI vs SRTS: Correlation
ICU Medical, Inc. (ICUI) and Sensus Healthcare, Inc. (SRTS) show a moderate relationship: their 3-year correlation of weekly returns is 0.37.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are ICUI and SRTS?
Over the past 3 years, ICUI and SRTS moved with a correlation of 0.37, which is moderate. Lately the two have drifted apart, with the 1-year correlation at 0.23 versus 0.37 over 3 years. Over 5 years the correlation is 0.30, and the annualized covariance of weekly returns is 1086.9 %².
Among the 16 assets we track against ICUI, SRTS ranks #11 by 3-year correlation. The last year tells two different stories: ICUI led by 32.3 percentage points, +38.3% for ICUI against +6.0% for SRTS. One caveat on sizing: SRTS is 1.9 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 SRTS: side by side
| ICUI (ICU Medical, Inc.) | SRTS (Sensus Healthcare, Inc.) | |
|---|---|---|
| 1-year return | +38.3% | +6.0% |
| 5-year return | -12.5% | -7.4% |
| Volatility (ann.) | 39.5% | 74.0% |
| Beta vs S&P 500 | 0.84 | 0.77 |
| Max drawdown (3Y) | -45.1% | -70.1% |
| Market cap | $4.4B | $0.1B |
| P/E (trailing) | 150.9 | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | ICUI | SRTS |
|---|---|---|
| 2022 | -33.6% | +2.8% |
| 2023 | -36.7% | -68.2% |
| 2024 | +55.6% | +193.2% |
| 2025 | -8.1% | -42.5% |
| 2026 | +22.7% | -15.3% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are ICUI and SRTS good diversifiers for each other?
A fair diversifier. At 0.37, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between ICUI and SRTS?
Using weekly returns as of 2026-08-27: 0.37 over 3 years, with 0.23 over the last year and 0.30 over 5 years.
Is SRTS a good diversifier for ICUI?
A fair diversifier. At 0.37, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.37 mean?
A reading of 0.37 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/icui-vs-srts.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/icui-vs-srts/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: ICUI correlations · SRTS correlations
