DSS vs ZWS: Correlation
Measured on weekly returns over the past three years, DSS, Inc. (DSS) and Zurn Elkay Water Solutions Corporation (ZWS) carry a correlation of -0.24, a negative link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are DSS and ZWS?
Over the past 3 years, DSS and ZWS moved with a correlation of -0.24, which is negative, meaning they tend to move in opposite directions. The link has loosened recently: the 1-year correlation (-0.34) runs below the 3-year figure (-0.24). Over 5 years the correlation is 0.02, and the annualized covariance of weekly returns is -406.7 %².
Among the 10 assets we track against DSS, ZWS sits near the bottom by co-movement, at rank #8. Their recent paths diverged sharply: over the last 12 months ZWS outperformed by 73.9 percentage points (-68.6% for DSS against +5.3% for ZWS). Risk is not evenly split, since DSS carries 2.2 times the volatility of the other side.
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.
DSS vs ZWS: side by side
| DSS (DSS, Inc.) | ZWS (Zurn Elkay Water Solutions Corporation) | |
|---|---|---|
| 1-year return | -68.6% | +5.3% |
| 5-year return | -97.6% | +71.6% |
| Volatility (ann.) | 62.3% | 27.7% |
| Beta vs S&P 500 | -0.03 | 0.89 |
| Max drawdown (3Y) | -90.5% | -30.2% |
| Market cap | – | $8.1B |
| P/E (trailing) | – | 30.5 |
| Dividend yield | 0.00% | 0.85% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | DSS | ZWS |
|---|---|---|
| 2022 | -75.6% | -41.5% |
| 2023 | -21.2% | +40.6% |
| 2024 | -62.5% | +28.1% |
| 2025 | +3.1% | +25.8% |
| 2026 | -41.4% | +5.1% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are DSS and ZWS good diversifiers for each other?
Yes: at -0.24, the two have gone their own ways historically, which is what genuine diversification looks like.
FAQ
What is the correlation between DSS and ZWS?
The DSS/ZWS correlation stands at -0.24 on a 3-year window (1 year: -0.34, 5 years: 0.02), computed from weekly returns as of 2026-08-27.
Is ZWS a good diversifier for DSS?
Yes: at -0.24, the two have gone their own ways historically, which is what genuine diversification looks like.
What does a correlation of -0.24 mean?
On the −1 to +1 scale, -0.24 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/dss-vs-zws.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/dss-vs-zws/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: DSS correlations · ZWS correlations
