RPM vs VMC: Correlation
Measured on weekly returns over the past three years, RPM International Inc. (RPM) and Vulcan Materials Company (VMC) carry a correlation of 0.58, a moderate link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are RPM and VMC?
Over the past 3 years, RPM and VMC moved with a correlation of 0.58, which is moderate. Little has changed lately, as the 1-year reading of 0.67 lands near the 3-year figure. Over 5 years the correlation is 0.52, and the annualized covariance of weekly returns is 363.3 %².
Among the 33 assets we track against RPM, VMC ranks #13 by 3-year correlation. On 12-month performance VMC holds a 9.1-point edge, -14.3% against -5.2%.
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.
RPM vs VMC: side by side
| RPM (RPM International Inc.) | VMC (Vulcan Materials Company) | |
|---|---|---|
| 1-year return | -14.3% | -5.2% |
| 5-year return | +38.7% | +53.2% |
| Volatility (ann.) | 25.0% | 25.2% |
| Beta vs S&P 500 | 0.85 | 0.82 |
| Max drawdown (3Y) | -32.0% | -24.4% |
| Market cap | $13.5B | $35.5B |
| P/E (trailing) | 20.7 | 32.3 |
| Dividend yield | 1.99% | 0.74% |
| Sector / category | US Listed | Materials |
Year-by-year returns
| Year | RPM | VMC |
|---|---|---|
| 2022 | -1.7% | -14.9% |
| 2023 | +16.8% | +30.8% |
| 2024 | +12.1% | +14.1% |
| 2025 | -13.9% | +11.7% |
| 2026 | +3.2% | -3.4% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are RPM and VMC good diversifiers for each other?
Only partially. A correlation of 0.58 means RPM and VMC 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 RPM and VMC?
The RPM/VMC correlation stands at 0.58 on a 3-year window (1 year: 0.67, 5 years: 0.52), computed from weekly returns as of 2026-08-27.
Is VMC a good diversifier for RPM?
Only partially. A correlation of 0.58 means RPM and VMC share most of their swings. Pairing them dampens volatility somewhat, but it will not protect against a common drawdown.
What does a correlation of 0.58 mean?
A reading of 0.58 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/rpm-vs-vmc.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/rpm-vs-vmc/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: RPM correlations · VMC correlations
