QQQ vs WABC: Correlation
Measured on weekly returns over the past three years, Invesco QQQ Trust (QQQ) and Westamerica Bancorporation (WABC) carry a correlation of 0.22, a weak link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are QQQ and WABC?
On 3 years of weekly data the QQQ/WABC correlation comes out at 0.22, weak. The past 12 months show a weaker link (-0.01) than the 3-year average (0.22). The 5-year figure is 0.25, and annualized covariance runs at 104.4 %².
Among the 4755 assets we track against QQQ, WABC ranks #2613 by 3-year correlation. The trailing year gives QQQ the advantage: +26.3% versus +19.8%, a 6.5-point spread.
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.
QQQ vs WABC: side by side
| QQQ (Invesco QQQ Trust) | WABC (Westamerica Bancorporation) | |
|---|---|---|
| 1-year return | +26.3% | +19.8% |
| 5-year return | +95.4% | +22.6% |
| Volatility (ann.) | 19.6% | 24.4% |
| Beta vs S&P 500 | 1.28 | 0.61 |
| Max drawdown (3Y) | -22.8% | -24.7% |
| Market cap | – | $1.3B |
| P/E (trailing) | – | 12.9 |
| Dividend yield | 0.44% | 3.20% |
| Expense ratio | 0.18% | – |
| Assets under management | $452.8B | – |
| Sector / category | ETF · US Growth & Tech | US Listed |
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 | QQQ | WABC |
|---|---|---|
| 2022 | -32.6% | +5.2% |
| 2023 | +54.9% | -0.8% |
| 2024 | +25.6% | -3.6% |
| 2025 | +20.8% | -5.4% |
| 2026 | +17.7% | +24.9% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are QQQ and WABC good diversifiers for each other?
Yes, to a useful degree: a correlation of 0.22 leaves real independence between the two, which historically damped combined volatility.
FAQ
What is the correlation between QQQ and WABC?
As of 2026-08-27, the correlation of weekly returns between QQQ and WABC is 0.22 over 3 years, -0.01 over 1 year and 0.25 over 5 years.
Is WABC a good diversifier for QQQ?
Yes, to a useful degree: a correlation of 0.22 leaves real independence between the two, which historically damped combined volatility.
What does a correlation of 0.22 mean?
On the −1 to +1 scale, 0.22 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: QQQ correlations · WABC correlations
