EXP vs VMC: Correlation
Eagle Materials Inc (EXP) and Vulcan Materials Company (VMC) show a strong relationship: their 3-year correlation of weekly returns is 0.76.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are EXP and VMC?
On 3 years of weekly data the EXP/VMC correlation comes out at 0.76, strong. Little has changed lately, as the 1-year reading of 0.74 lands near the 3-year figure. The 5-year figure is 0.77, and annualized covariance runs at 669.6 %².
VMC is one of the assets that tracks EXP most closely: it ranks #2 out of the 24 assets we track against EXP. The trailing year gives VMC the advantage: -15.7% versus -5.2%, a 10.5-point spread.
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.
EXP vs VMC: side by side
| EXP (Eagle Materials Inc) | VMC (Vulcan Materials Company) | |
|---|---|---|
| 1-year return | -15.7% | -5.2% |
| 5-year return | +29.5% | +53.2% |
| Volatility (ann.) | 34.8% | 25.2% |
| Beta vs S&P 500 | 1.21 | 0.82 |
| Max drawdown (3Y) | -44.7% | -24.4% |
| Market cap | $6.1B | $35.5B |
| P/E (trailing) | 15.6 | 32.3 |
| Dividend yield | 0.50% | 0.74% |
| Sector / category | US Listed | Materials |
Year-by-year returns
| Year | EXP | VMC |
|---|---|---|
| 2022 | -19.6% | -14.9% |
| 2023 | +53.6% | +30.8% |
| 2024 | +22.1% | +14.1% |
| 2025 | -15.9% | +11.7% |
| 2026 | -4.1% | -3.4% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are EXP and VMC good diversifiers for each other?
Somewhat, no more. With 0.76 correlation, most large moves hit both names, and the diversification benefit stays modest.
FAQ
What is the correlation between EXP and VMC?
As of 2026-08-27, the correlation of weekly returns between EXP and VMC is 0.76 over 3 years, 0.74 over 1 year and 0.77 over 5 years.
Is VMC a good diversifier for EXP?
Somewhat, no more. With 0.76 correlation, most large moves hit both names, and the diversification benefit stays modest.
What does a correlation of 0.76 mean?
On the −1 to +1 scale, 0.76 describes how much the two returns move together: +1 is lockstep, 0 is independence, negative values mean opposite directions. It says nothing about which performed better.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/exp-vs-vmc.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/exp-vs-vmc/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: EXP correlations · VMC correlations
