CRAI vs QQQ: Correlation
Measured on weekly returns over the past three years, CRA International,Inc. (CRAI) and Invesco QQQ Trust (QQQ) 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 CRAI and QQQ?
Over the past 3 years, CRAI and QQQ moved with a correlation of 0.22, which is weak. The link has loosened recently: the 1-year correlation (-0.05) runs below the 3-year figure (0.22). Over 5 years the correlation is 0.20, and the annualized covariance of weekly returns is 154.7 %².
Out of 12 assets tracked against CRAI, QQQ lands near the bottom at #9. The last year tells two different stories: QQQ led by 39.0 percentage points, -12.7% for CRAI against +26.3% for QQQ. Note the risk asymmetry: CRAI runs 1.8 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.
CRAI vs QQQ: side by side
| CRAI (CRA International,Inc.) | QQQ (Invesco QQQ Trust) | |
|---|---|---|
| 1-year return | -12.7% | +26.3% |
| 5-year return | +97.4% | +95.4% |
| Volatility (ann.) | 36.2% | 19.6% |
| Beta vs S&P 500 | 0.74 | 1.28 |
| Max drawdown (3Y) | -38.1% | -22.8% |
| Market cap | $1.1B | – |
| P/E (trailing) | 22.7 | – |
| Dividend yield | 1.29% | 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 | CRAI | QQQ |
|---|---|---|
| 2022 | +32.9% | -32.6% |
| 2023 | -18.1% | +54.9% |
| 2024 | +91.4% | +25.6% |
| 2025 | +8.4% | +20.8% |
| 2026 | -13.2% | +17.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are CRAI and QQQ good diversifiers for each other?
Reasonably. At 0.22, CRAI and QQQ keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
FAQ
What is the correlation between CRAI and QQQ?
As of 2026-08-27, the correlation of weekly returns between CRAI and QQQ is 0.22 over 3 years, -0.05 over 1 year and 0.20 over 5 years.
Is QQQ a good diversifier for CRAI?
Reasonably. At 0.22, CRAI and QQQ keep a meaningful degree of independence, and combining them has historically reduced portfolio 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
$ curl https://www.pairbook.io/api/v1/pairs/crai-vs-qqq.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/crai-vs-qqq/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: CRAI correlations · QQQ correlations
