QQQ vs ZD: Correlation
Measured on weekly returns over the past three years, Invesco QQQ Trust (QQQ) and Ziff Davis, Inc. (ZD) carry a correlation of 0.27, a weak link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are QQQ and ZD?
On 3 years of weekly data the QQQ/ZD correlation comes out at 0.27, weak. The past 12 months show a weaker link (-0.01) than the 3-year average (0.27). The 5-year figure is 0.38, and annualized covariance runs at 277.4 %².
By 3-year correlation, ZD places #1929 of the 4755 assets tracked against QQQ. Their recent paths diverged sharply: over the last 12 months ZD outperformed by 21.4 percentage points (+26.3% for QQQ against +47.7% for ZD). Risk is not evenly split, since ZD carries 2.7 times the volatility of the other side.
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 ZD: side by side
| QQQ (Invesco QQQ Trust) | ZD (Ziff Davis, Inc.) | |
|---|---|---|
| 1-year return | +26.3% | +47.7% |
| 5-year return | +95.4% | -53.5% |
| Volatility (ann.) | 19.6% | 52.4% |
| Beta vs S&P 500 | 1.28 | 1.08 |
| Max drawdown (3Y) | -22.8% | -62.6% |
| Market cap | – | $1.9B |
| 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 |
On the fund side, QQQ sits in the Large Growth category at Invesco, with $452.8B under management, 104 holdings, a 0.18% expense ratio, a 0.44% trailing dividend yield.
Year-by-year returns
| Year | QQQ | ZD |
|---|---|---|
| 2022 | -32.6% | -28.6% |
| 2023 | +54.9% | -15.1% |
| 2024 | +25.6% | -19.1% |
| 2025 | +20.8% | -35.3% |
| 2026 | +17.7% | +58.8% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are QQQ and ZD good diversifiers for each other?
A fair diversifier. At 0.27, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between QQQ and ZD?
Using weekly returns as of 2026-08-27: 0.27 over 3 years, with -0.01 over the last year and 0.38 over 5 years.
Is ZD a good diversifier for QQQ?
A fair diversifier. At 0.27, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.27 mean?
On the −1 to +1 scale, 0.27 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/qqq-vs-zd.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/qqq-vs-zd/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: QQQ correlations · ZD correlations
