ACA vs QQQ: Correlation
How closely do Arcosa, Inc. (ACA) and Invesco QQQ Trust (QQQ) trade together? Their weekly returns over three years give a correlation of 0.52, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are ACA and QQQ?
Across a 3-year window, the weekly returns of ACA and QQQ correlate at 0.52, moderate. The past 12 months show a weaker link (0.28) than the 3-year average (0.52). Stretching to 5 years gives 0.48, with an annualized covariance of 326.6 %².
Among the 23 assets we track against ACA, QQQ ranks #10 by 3-year correlation. Their recent paths diverged sharply: over the last 12 months ACA outperformed by 20.7 percentage points (+47.0% for ACA against +26.3% for QQQ). Note the risk asymmetry: ACA runs 1.6 times the annualized volatility of the other leg, so equal-weighting the two is not an equal-risk position.
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 QQQ: side by side
| ACA (Arcosa, Inc.) | QQQ (Invesco QQQ Trust) | |
|---|---|---|
| 1-year return | +47.0% | +26.3% |
| 5-year return | +186.5% | +95.4% |
| Volatility (ann.) | 31.9% | 19.6% |
| Beta vs S&P 500 | 1.23 | 1.28 |
| Max drawdown (3Y) | -36.6% | -22.8% |
| Market cap | $7.1B | – |
| P/E (trailing) | 32.5 | – |
| Dividend yield | 0.14% | 0.44% |
| Expense ratio | – | 0.18% |
| Assets under management | – | $452.8B |
| Sector / category | US Listed | ETF · US Growth & Tech |
QQQ is a Large Growth fund from Invesco: $452.8B under management, 104 holdings, a 0.18% expense ratio, a 0.44% trailing dividend yield.
Year-by-year returns
| Year | ACA | QQQ |
|---|---|---|
| 2022 | +3.5% | -32.6% |
| 2023 | +52.5% | +54.9% |
| 2024 | +17.3% | +25.6% |
| 2025 | +10.2% | +20.8% |
| 2026 | +37.0% | +17.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are ACA and QQQ good diversifiers for each other?
Somewhat, no more. With 0.52 correlation, most large moves hit both names, and the diversification benefit stays modest.
FAQ
What is the correlation between ACA and QQQ?
As of 2026-08-27, the correlation of weekly returns between ACA and QQQ is 0.52 over 3 years, 0.28 over 1 year and 0.48 over 5 years.
Is QQQ a good diversifier for ACA?
Somewhat, no more. With 0.52 correlation, most large moves hit both names, and the diversification benefit stays modest.
What does a correlation of 0.52 mean?
On the −1 to +1 scale, 0.52 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
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Related comparisons
Hubs: ACA correlations · QQQ correlations
