RRX vs XRAY: Correlation
Regal Rexnord Corporation (RRX) and DENTSPLY SIRONA Inc. (XRAY) show a moderate relationship: their 3-year correlation of weekly returns is 0.49.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are RRX and XRAY?
On 3 years of weekly data the RRX/XRAY correlation comes out at 0.49, moderate. Recent behaviour matches the longer record: 0.47 over 1 year against 0.49 over 3. The 5-year figure is 0.49, and annualized covariance runs at 811.5 %².
Within RRX's tracked universe of 24 assets, XRAY comes in at #14 by 3-year correlation. Correlation aside, the last 12 months split them widely, with RRX ahead by 29.0 points (+8.2% versus -20.8%).
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.
RRX vs XRAY: side by side
| RRX (Regal Rexnord Corporation) | XRAY (DENTSPLY SIRONA Inc.) | |
|---|---|---|
| 1-year return | +8.2% | -20.8% |
| 5-year return | +18.1% | -80.0% |
| Volatility (ann.) | 42.0% | 39.4% |
| Beta vs S&P 500 | 1.10 | 0.54 |
| Max drawdown (3Y) | -48.1% | -72.3% |
| Market cap | $10.9B | $2.2B |
| P/E (trailing) | 34.0 | – |
| Dividend yield | 0.85% | 2.93% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | RRX | XRAY |
|---|---|---|
| 2022 | -28.7% | -42.1% |
| 2023 | +24.6% | +13.5% |
| 2024 | +5.7% | -45.3% |
| 2025 | -8.6% | -36.8% |
| 2026 | +17.2% | -3.4% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are RRX and XRAY good diversifiers for each other?
A fair diversifier. At 0.49, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between RRX and XRAY?
Using weekly returns as of 2026-08-27: 0.49 over 3 years, with 0.47 over the last year and 0.49 over 5 years.
Is XRAY a good diversifier for RRX?
A fair diversifier. At 0.49, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.49 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/rrx-vs-xray.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/rrx-vs-xray/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: RRX correlations · XRAY correlations
