CMI vs CRH: Correlation
Measured on weekly returns over the past three years, Cummins (CMI) and CRH plc (CRH) carry a correlation of 0.60, a strong link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are CMI and CRH?
Across a 3-year window, the weekly returns of CMI and CRH correlate at 0.60, strong. The link has loosened recently: the 1-year correlation (0.48) runs below the 3-year figure (0.60). Stretching to 5 years gives 0.60, with an annualized covariance of 459.8 %².
Within CMI's tracked universe of 36 assets, CRH comes in at #11 by 3-year correlation. Correlation aside, the last 12 months split them widely, with CMI ahead by 59.7 points (+45.1% versus -14.6%). On a rolling one-year basis the correlation drifted between 0.48 and 0.75, a moderate band.
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.
CMI vs CRH: side by side
| CMI (Cummins) | CRH (CRH plc) | |
|---|---|---|
| 1-year return | +45.1% | -14.6% |
| 5-year return | +169.6% | +104.1% |
| Volatility (ann.) | 25.9% | 29.7% |
| Beta vs S&P 500 | 1.05 | 1.26 |
| Max drawdown (3Y) | -30.5% | -28.4% |
| Market cap | $79.0B | $63.6B |
| P/E (trailing) | 29.6 | 17.2 |
| Dividend yield | 1.38% | 1.57% |
| Sector / category | Industrials | Materials |
Year-by-year returns
| Year | CMI | CRH |
|---|---|---|
| 2022 | +14.1% | -20.5% |
| 2023 | +1.7% | +81.3% |
| 2024 | +48.9% | +35.9% |
| 2025 | +49.4% | +35.9% |
| 2026 | +13.6% | -22.6% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are CMI and CRH good diversifiers for each other?
Only partially. A correlation of 0.60 means CMI and CRH share most of their swings. Pairing them dampens volatility somewhat, but it will not protect against a common drawdown.
FAQ
What is the correlation between CMI and CRH?
The CMI/CRH correlation stands at 0.60 on a 3-year window (1 year: 0.48, 5 years: 0.60), computed from weekly returns as of 2026-08-27.
Is CRH a good diversifier for CMI?
Only partially. A correlation of 0.60 means CMI and CRH share most of their swings. Pairing them dampens volatility somewhat, but it will not protect against a common drawdown.
What does a correlation of 0.60 mean?
A reading of 0.60 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/cmi-vs-crh.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/cmi-vs-crh/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: CMI correlations · CRH correlations
