CMI vs RETO: Correlation
How closely do Cummins (CMI) and ReTo Eco-Solutions, Inc. - Class A Shares (RETO) 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 CMI and RETO?
Across a 3-year window, the weekly returns of CMI and RETO correlate at -0.19, negative, meaning they tend to move in opposite directions. Little has changed lately, as the 1-year reading of -0.15 lands near the 3-year figure. Stretching to 5 years gives -0.11, with an annualized covariance of -1949.1 %².
By 3-year correlation, RETO places #31 of the 36 assets tracked against CMI. Their recent paths diverged sharply: over the last 12 months CMI outperformed by 141.4 percentage points (+45.1% for CMI against -96.3% for RETO). Note the risk asymmetry: RETO runs 15.4 times the annualized volatility of the other leg, so equal-weighting the two is not an equal-risk position.
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 RETO: side by side
| CMI (Cummins) | RETO (ReTo Eco-Solutions, Inc. - Class A Shares) | |
|---|---|---|
| 1-year return | +45.1% | -96.3% |
| 5-year return | +169.6% | -100.0% |
| Volatility (ann.) | 25.9% | 399.9% |
| Beta vs S&P 500 | 1.05 | -2.83 |
| Max drawdown (3Y) | -30.5% | -99.5% |
| Market cap | $79.0B | – |
| P/E (trailing) | 29.6 | – |
| Dividend yield | 1.38% | 0.00% |
| Sector / category | Industrials | US Listed |
Year-by-year returns
| Year | CMI | RETO |
|---|---|---|
| 2022 | +14.1% | -75.9% |
| 2023 | +1.7% | -99.1% |
| 2024 | +48.9% | -74.9% |
| 2025 | +49.4% | -57.1% |
| 2026 | +13.6% | -81.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are CMI and RETO good diversifiers for each other?
Yes. With a correlation of -0.19, CMI and RETO have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
FAQ
What is the correlation between CMI and RETO?
Using weekly returns as of 2026-08-27: -0.19 over 3 years, with -0.15 over the last year and -0.11 over 5 years.
Is RETO a good diversifier for CMI?
Yes. With a correlation of -0.19, CMI and RETO have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
What does a correlation of -0.19 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/cmi-vs-reto.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/cmi-vs-reto/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: CMI correlations · RETO correlations
