ACA vs PNTG: Correlation
How closely do Arcosa, Inc. (ACA) and The Pennant Group, Inc. (PNTG) trade together? Their weekly returns over three years give a correlation of 0.48, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are ACA and PNTG?
Over the past 3 years, ACA and PNTG moved with a correlation of 0.48, which is moderate. Lately the two have drifted apart, with the 1-year correlation at 0.24 versus 0.48 over 3 years. Over 5 years the correlation is 0.32, and the annualized covariance of weekly returns is 522.7 %².
By 3-year correlation, PNTG places #13 of the 23 assets tracked against ACA. Over the last 12 months PNTG came out ahead by 7.4 percentage points (+47.0% against +54.4%).
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.
ACA vs PNTG: side by side
| ACA (Arcosa, Inc.) | PNTG (The Pennant Group, Inc.) | |
|---|---|---|
| 1-year return | +47.0% | +54.4% |
| 5-year return | +186.5% | +30.0% |
| Volatility (ann.) | 31.9% | 34.4% |
| Beta vs S&P 500 | 1.23 | 0.71 |
| Max drawdown (3Y) | -36.6% | -40.2% |
| Market cap | $7.1B | $1.3B |
| P/E (trailing) | 32.5 | 42.0 |
| Dividend yield | 0.14% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | ACA | PNTG |
|---|---|---|
| 2022 | +3.5% | -52.4% |
| 2023 | +52.5% | +26.8% |
| 2024 | +17.3% | +90.5% |
| 2025 | +10.2% | +6.1% |
| 2026 | +37.0% | +34.4% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are ACA and PNTG good diversifiers for each other?
Yes, to a useful degree: a correlation of 0.48 leaves real independence between the two, which historically damped combined volatility.
FAQ
What is the correlation between ACA and PNTG?
The ACA/PNTG correlation stands at 0.48 on a 3-year window (1 year: 0.24, 5 years: 0.32), computed from weekly returns as of 2026-08-27.
Is PNTG a good diversifier for ACA?
Yes, to a useful degree: a correlation of 0.48 leaves real independence between the two, which historically damped combined volatility.
What does a correlation of 0.48 mean?
A reading of 0.48 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/aca-vs-pntg.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/aca-vs-pntg/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: ACA correlations · PNTG correlations
