ADX vs QQQ: Correlation
Adams Diversified Equity Fund Inc. (ADX) and Invesco QQQ Trust (QQQ) show a very strong relationship: their 3-year correlation of weekly returns is 0.86.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are ADX and QQQ?
On 3 years of weekly data the ADX/QQQ correlation comes out at 0.86, very strong, meaning they move nearly in lockstep. The link has loosened recently: the 1-year correlation (0.70) runs below the 3-year figure (0.86). The 5-year figure is 0.84, and annualized covariance runs at 263.6 %².
Among the 12 assets we track against ADX, QQQ ranks #6 by 3-year correlation. Their 12-month results are close: +29.5% for ADX against +26.3% for QQQ.
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.
ADX vs QQQ: side by side
| ADX (Adams Diversified Equity Fund Inc.) | QQQ (Invesco QQQ Trust) | |
|---|---|---|
| 1-year return | +29.5% | +26.3% |
| 5-year return | +88.9% | +95.4% |
| Volatility (ann.) | 15.7% | 19.6% |
| Beta vs S&P 500 | 0.96 | 1.28 |
| Max drawdown (3Y) | -18.3% | -22.8% |
| Market cap | $3.3B | – |
| P/E (trailing) | 5.3 | – |
| Dividend yield | 7.26% | 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 | ADX | QQQ |
|---|---|---|
| 2022 | -19.8% | -32.6% |
| 2023 | +31.5% | +54.9% |
| 2024 | +28.3% | +25.6% |
| 2025 | +26.0% | +20.8% |
| 2026 | +18.5% | +17.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are ADX and QQQ good diversifiers for each other?
Not really. At 0.86, the two trade almost as one position, and owning both buys little extra protection.
FAQ
What is the correlation between ADX and QQQ?
As of 2026-08-27, the correlation of weekly returns between ADX and QQQ is 0.86 over 3 years, 0.70 over 1 year and 0.84 over 5 years.
Is QQQ a good diversifier for ADX?
Not really. At 0.86, the two trade almost as one position, and owning both buys little extra protection.
What does a correlation of 0.86 mean?
A reading of 0.86 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/adx-vs-qqq.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/adx-vs-qqq/)
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Related comparisons
Hubs: ADX correlations · QQQ correlations
