QQQ vs RELL: Correlation
Measured on weekly returns over the past three years, Invesco QQQ Trust (QQQ) and Richardson Electronics, Ltd. (RELL) carry a correlation of 0.25, a weak link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are QQQ and RELL?
On 3 years of weekly data the QQQ/RELL correlation comes out at 0.25, weak. Recent behaviour matches the longer record: 0.32 over 1 year against 0.25 over 3. The 5-year figure is 0.31, and annualized covariance runs at 208.3 %².
Within QQQ's tracked universe of 4755 assets, RELL comes in at #2159 by 3-year correlation. Their recent paths diverged sharply: over the last 12 months RELL outperformed by 59.3 percentage points (+26.3% for QQQ against +85.6% for RELL). Note the risk asymmetry: RELL runs 2.1 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.
QQQ vs RELL: side by side
| QQQ (Invesco QQQ Trust) | RELL (Richardson Electronics, Ltd.) | |
|---|---|---|
| 1-year return | +26.3% | +85.6% |
| 5-year return | +95.4% | +131.1% |
| Volatility (ann.) | 19.6% | 42.1% |
| Beta vs S&P 500 | 1.28 | 0.78 |
| Max drawdown (3Y) | -22.8% | -45.1% |
| Market cap | – | $0.3B |
| P/E (trailing) | – | 40.0 |
| Dividend yield | 0.44% | 1.35% |
| Expense ratio | 0.18% | – |
| Assets under management | $452.8B | – |
| Sector / category | ETF · US Growth & Tech | US Listed |
QQQ, Invesco's Large Growth fund, carries $452.8B under management, 104 holdings, a 0.18% expense ratio, a 0.44% trailing dividend yield.
Year-by-year returns
| Year | QQQ | RELL |
|---|---|---|
| 2022 | -32.6% | +60.3% |
| 2023 | +54.9% | -36.4% |
| 2024 | +25.6% | +7.4% |
| 2025 | +20.8% | -20.6% |
| 2026 | +17.7% | +67.4% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are QQQ and RELL good diversifiers for each other?
Yes, to a useful degree: a correlation of 0.25 leaves real independence between the two, which historically damped combined volatility.
FAQ
What is the correlation between QQQ and RELL?
The QQQ/RELL correlation stands at 0.25 on a 3-year window (1 year: 0.32, 5 years: 0.31), computed from weekly returns as of 2026-08-27.
Is RELL a good diversifier for QQQ?
Yes, to a useful degree: a correlation of 0.25 leaves real independence between the two, which historically damped combined volatility.
What does a correlation of 0.25 mean?
A reading of 0.25 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/qqq-vs-rell.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/qqq-vs-rell/)
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Related comparisons
Hubs: QQQ correlations · RELL correlations
