ALG vs ECVT: Correlation
Measured on weekly returns over the past three years, Alamo Group, Inc. (ALG) and Ecovyst Inc. (ECVT) carry a correlation of 0.48, a moderate link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are ALG and ECVT?
Across a 3-year window, the weekly returns of ALG and ECVT correlate at 0.48, moderate. Lately the two have drifted apart, with the 1-year correlation at 0.13 versus 0.48 over 3 years. Stretching to 5 years gives 0.47, with an annualized covariance of 582.6 %².
Within ALG's tracked universe of 17 assets, ECVT comes in at #9 by 3-year correlation. Their recent paths diverged sharply: over the last 12 months ECVT outperformed by 35.5 percentage points (-24.0% for ALG against +11.5% for ECVT).
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.
ALG vs ECVT: side by side
| ALG (Alamo Group, Inc.) | ECVT (Ecovyst Inc.) | |
|---|---|---|
| 1-year return | -24.0% | +11.5% |
| 5-year return | +9.2% | -23.2% |
| Volatility (ann.) | 30.3% | 39.7% |
| Beta vs S&P 500 | 0.83 | 0.82 |
| Max drawdown (3Y) | -36.3% | -52.2% |
| Market cap | $2.0B | $1.1B |
| P/E (trailing) | 19.8 | 44.1 |
| Dividend yield | 0.78% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | ALG | ECVT |
|---|---|---|
| 2022 | -3.3% | -13.5% |
| 2023 | +49.2% | +10.3% |
| 2024 | -11.1% | -21.8% |
| 2025 | -9.1% | +27.4% |
| 2026 | -1.7% | +4.3% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are ALG and ECVT good diversifiers for each other?
A fair diversifier. At 0.48, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between ALG and ECVT?
The ALG/ECVT correlation stands at 0.48 on a 3-year window (1 year: 0.13, 5 years: 0.47), computed from weekly returns as of 2026-08-27.
Is ECVT a good diversifier for ALG?
A fair diversifier. At 0.48, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.48 mean?
On the −1 to +1 scale, 0.48 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/alg-vs-ecvt.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/alg-vs-ecvt/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: ALG correlations · ECVT correlations
