STE vs YHGJ: Correlation
How closely do Steris (STE) and Yunhong Green CTI Ltd. (YHGJ) trade together? Their weekly returns over three years give a correlation of -0.19, which is negative.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are STE and YHGJ?
On 3 years of weekly data the STE/YHGJ correlation comes out at -0.19, negative, meaning they tend to move in opposite directions. The relationship has been stable: the 1-year correlation (-0.17) sits close to the 3-year figure. The 5-year figure is -0.04, and annualized covariance runs at -384.7 %².
Within STE's tracked universe of 33 assets, YHGJ comes in at #28 by 3-year correlation. The last year tells two different stories: STE led by 39.2 percentage points, -5.7% for STE against -44.9% for YHGJ. One caveat on sizing: YHGJ is 4.1 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.
STE vs YHGJ: side by side
| STE (Steris) | YHGJ (Yunhong Green CTI Ltd.) | |
|---|---|---|
| 1-year return | -5.7% | -44.9% |
| 5-year return | +13.6% | -85.6% |
| Volatility (ann.) | 22.3% | 90.5% |
| Beta vs S&P 500 | 0.43 | -0.69 |
| Max drawdown (3Y) | -25.4% | -91.7% |
| Market cap | $22.7B | – |
| P/E (trailing) | 28.5 | – |
| Dividend yield | 1.06% | 0.00% |
| Sector / category | Health Care | US Listed |
Year-by-year returns
| Year | STE | YHGJ |
|---|---|---|
| 2022 | -23.4% | -12.6% |
| 2023 | +20.2% | +105.8% |
| 2024 | -5.6% | -74.3% |
| 2025 | +24.3% | -34.0% |
| 2026 | -7.6% | -19.6% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are STE and YHGJ good diversifiers for each other?
By historical standards, yes. A correlation of -0.19 means the two rarely move for the same reasons.
FAQ
What is the correlation between STE and YHGJ?
As of 2026-08-27, the correlation of weekly returns between STE and YHGJ is -0.19 over 3 years, -0.17 over 1 year and -0.04 over 5 years.
Is YHGJ a good diversifier for STE?
By historical standards, yes. A correlation of -0.19 means the two rarely move for the same reasons.
What does a correlation of -0.19 mean?
On the −1 to +1 scale, -0.19 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/ste-vs-yhgj.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/ste-vs-yhgj/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: STE correlations · YHGJ correlations
