QQQ vs SILC: Correlation
Invesco QQQ Trust (QQQ) and Silicom Ltd (SILC) show a weak relationship: their 3-year correlation of weekly returns is 0.27.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are QQQ and SILC?
Across a 3-year window, the weekly returns of QQQ and SILC correlate at 0.27, weak. The link has tightened recently: the 1-year correlation (0.38) runs above the 3-year figure (0.27). Stretching to 5 years gives 0.35, with an annualized covariance of 285.6 %².
Within QQQ's tracked universe of 4755 assets, SILC comes in at #1907 by 3-year correlation. Correlation aside, the last 12 months split them widely, with SILC ahead by 166.8 points (+26.3% versus +193.1%). One caveat on sizing: SILC is 2.8 times as volatile as the other leg, so an equal-dollar split is far from equal-risk.
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 SILC: side by side
| QQQ (Invesco QQQ Trust) | SILC (Silicom Ltd) | |
|---|---|---|
| 1-year return | +26.3% | +193.1% |
| 5-year return | +95.4% | +6.1% |
| Volatility (ann.) | 19.6% | 54.8% |
| Beta vs S&P 500 | 1.28 | 0.98 |
| Max drawdown (3Y) | -22.8% | -56.5% |
| Market cap | – | $0.3B |
| P/E (trailing) | – | – |
| Dividend yield | 0.44% | 0.00% |
| 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 | SILC |
|---|---|---|
| 2022 | -32.6% | -18.3% |
| 2023 | +54.9% | -57.1% |
| 2024 | +25.6% | -9.9% |
| 2025 | +20.8% | -9.9% |
| 2026 | +17.7% | +224.0% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are QQQ and SILC good diversifiers for each other?
Yes, to a useful degree: a correlation of 0.27 leaves real independence between the two, which historically damped combined volatility.
FAQ
What is the correlation between QQQ and SILC?
As of 2026-08-27, the correlation of weekly returns between QQQ and SILC is 0.27 over 3 years, 0.38 over 1 year and 0.35 over 5 years.
Is SILC a good diversifier for QQQ?
Yes, to a useful degree: a correlation of 0.27 leaves real independence between the two, which historically damped combined volatility.
What does a correlation of 0.27 mean?
Correlation ranges from −1 to +1. Values near +1 mean two assets move together, near 0 that they move independently, and negative values that they tend to move in opposite directions. It measures co-movement, not performance.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/qqq-vs-silc.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/qqq-vs-silc/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: QQQ correlations · SILC correlations
