DAR vs REX: Correlation
Darling Ingredients Inc. (DAR) and REX American Resources Corporation (REX) show a moderate relationship: their 3-year correlation of weekly returns is 0.43.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are DAR and REX?
On 3 years of weekly data the DAR/REX correlation comes out at 0.43, moderate. The relationship has been stable: the 1-year correlation (0.41) sits close to the 3-year figure. The 5-year figure is 0.33, and annualized covariance runs at 646.4 %².
By 3-year correlation, REX places #6 of the 13 assets tracked against DAR. Correlation aside, the last 12 months split them widely, with DAR ahead by 43.6 points (+78.3% versus +34.7%).
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.
DAR vs REX: side by side
| DAR (Darling Ingredients Inc.) | REX (REX American Resources Corporation) | |
|---|---|---|
| 1-year return | +78.3% | +34.7% |
| 5-year return | -19.2% | +190.5% |
| Volatility (ann.) | 37.8% | 40.2% |
| Beta vs S&P 500 | 0.63 | 0.44 |
| Max drawdown (3Y) | -56.0% | -41.6% |
| Market cap | $9.7B | $1.3B |
| P/E (trailing) | 16.8 | 15.2 |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | DAR | REX |
|---|---|---|
| 2022 | -9.7% | -0.4% |
| 2023 | -20.4% | +48.5% |
| 2024 | -32.4% | -11.9% |
| 2025 | +6.9% | +55.0% |
| 2026 | +70.5% | +26.8% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are DAR and REX good diversifiers for each other?
Reasonably. At 0.43, DAR and REX keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
FAQ
What is the correlation between DAR and REX?
The DAR/REX correlation stands at 0.43 on a 3-year window (1 year: 0.41, 5 years: 0.33), computed from weekly returns as of 2026-08-27.
Is REX a good diversifier for DAR?
Reasonably. At 0.43, DAR and REX keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
What does a correlation of 0.43 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/dar-vs-rex.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/dar-vs-rex/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: DAR correlations · REX correlations
