CYD vs XYZ: Correlation
Measured on weekly returns over the past three years, China Yuchai International Limited (CYD) and Block, Inc. (XYZ) carry a correlation of -0.16, a negative link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are CYD and XYZ?
Over the past 3 years, CYD and XYZ moved with a correlation of -0.16, which is negative, meaning they tend to move in opposite directions. Recent behaviour matches the longer record: -0.17 over 1 year against -0.16 over 3. Over 5 years the correlation is -0.02, and the annualized covariance of weekly returns is -514.6 %².
Among the 11 assets we track against CYD, XYZ sits near the bottom by co-movement, at rank #8. Correlation aside, the last 12 months split them widely, with CYD ahead by 19.1 points (+26.0% versus +6.9%).
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.
CYD vs XYZ: side by side
| CYD (China Yuchai International Limited) | XYZ (Block, Inc.) | |
|---|---|---|
| 1-year return | +26.0% | +6.9% |
| 5-year return | +236.2% | -68.8% |
| Volatility (ann.) | 64.2% | 50.2% |
| Beta vs S&P 500 | 1.06 | 1.80 |
| Max drawdown (3Y) | -44.5% | -53.0% |
| Market cap | – | $51.0B |
| P/E (trailing) | 13.8 | 151.5 |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | Financials |
Year-by-year returns
| Year | CYD | XYZ |
|---|---|---|
| 2022 | -50.3% | -61.1% |
| 2023 | +21.6% | +23.1% |
| 2024 | +17.7% | +9.9% |
| 2025 | +281.2% | -23.4% |
| 2026 | +16.0% | +30.4% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are CYD and XYZ good diversifiers for each other?
Yes: at -0.16, the two have gone their own ways historically, which is what genuine diversification looks like.
FAQ
What is the correlation between CYD and XYZ?
The CYD/XYZ correlation stands at -0.16 on a 3-year window (1 year: -0.17, 5 years: -0.02), computed from weekly returns as of 2026-08-27.
Is XYZ a good diversifier for CYD?
Yes: at -0.16, the two have gone their own ways historically, which is what genuine diversification looks like.
What does a correlation of -0.16 mean?
A reading of -0.16 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/cyd-vs-xyz.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/cyd-vs-xyz/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: CYD correlations · XYZ correlations
