ATS vs QQQ: Correlation
How closely do ATS Corporation (ATS) and Invesco QQQ Trust (QQQ) trade together? Their weekly returns over three years give a correlation of 0.37, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are ATS and QQQ?
Over the past 3 years, ATS and QQQ moved with a correlation of 0.37, which is moderate. Recent behaviour matches the longer record: 0.27 over 1 year against 0.37 over 3. Over 5 years the correlation is 0.38, and the annualized covariance of weekly returns is 271.5 %².
Among the 10 assets we track against ATS, QQQ sits near the bottom by co-movement, at rank #7. The last year tells two different stories: QQQ led by 54.8 percentage points, -28.5% for ATS against +26.3% for QQQ. Note the risk asymmetry: ATS runs 1.9 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.
ATS vs QQQ: side by side
| ATS (ATS Corporation) | QQQ (Invesco QQQ Trust) | |
|---|---|---|
| 1-year return | -28.5% | +26.3% |
| 5-year return | -46.0% | +95.4% |
| Volatility (ann.) | 38.0% | 19.6% |
| Beta vs S&P 500 | 1.06 | 1.28 |
| Max drawdown (3Y) | -57.3% | -22.8% |
| Market cap | $1.9B | – |
| P/E (trailing) | 57.1 | – |
| Dividend yield | 0.00% | 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 | ATS | QQQ |
|---|---|---|
| 2022 | -22.1% | -32.6% |
| 2023 | +39.2% | +54.9% |
| 2024 | -29.2% | +25.6% |
| 2025 | -9.6% | +20.8% |
| 2026 | -29.5% | +17.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are ATS and QQQ good diversifiers for each other?
Yes, to a useful degree: a correlation of 0.37 leaves real independence between the two, which historically damped combined volatility.
FAQ
What is the correlation between ATS and QQQ?
As of 2026-08-27, the correlation of weekly returns between ATS and QQQ is 0.37 over 3 years, 0.27 over 1 year and 0.38 over 5 years.
Is QQQ a good diversifier for ATS?
Yes, to a useful degree: a correlation of 0.37 leaves real independence between the two, which historically damped combined volatility.
What does a correlation of 0.37 mean?
On the −1 to +1 scale, 0.37 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.
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Related comparisons
Hubs: ATS correlations · QQQ correlations
