QQQ vs QTI: Correlation
Invesco QQQ Trust (QQQ) and QT Imaging Holdings, Inc. (QTI) show a near-zero relationship: their 3-year correlation of weekly returns is 0.02.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are QQQ and QTI?
Over the past 3 years, QQQ and QTI moved with a correlation of 0.02, which is near zero, meaning they move largely independently. The relationship has been stable: the 1-year correlation (0.05) sits close to the 3-year figure. Over 5 years the correlation is 0.01, and the annualized covariance of weekly returns is 33.0 %².
Within QQQ's tracked universe of 4755 assets, QTI comes in at #4394 by 3-year correlation. Their recent paths diverged sharply: over the last 12 months QQQ outperformed by 117.9 percentage points (+26.3% for QQQ against -91.6% for QTI). One caveat on sizing: QTI is 5.5 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 QTI: side by side
| QQQ (Invesco QQQ Trust) | QTI (QT Imaging Holdings, Inc.) | |
|---|---|---|
| 1-year return | +26.3% | -91.6% |
| 5-year return | +95.4% | -97.9% |
| Volatility (ann.) | 19.6% | 108.2% |
| Beta vs S&P 500 | 1.28 | 0.12 |
| Max drawdown (3Y) | -22.8% | -98.6% |
| Market cap | – | – |
| 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 | QTI |
|---|---|---|
| 2022 | -32.6% | +3.1% |
| 2023 | +54.9% | +7.7% |
| 2024 | +25.6% | -95.6% |
| 2025 | +20.8% | -16.7% |
| 2026 | +17.7% | -48.9% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are QQQ and QTI good diversifiers for each other?
By historical standards, yes. A correlation of 0.02 means the two rarely move for the same reasons.
FAQ
What is the correlation between QQQ and QTI?
As of 2026-08-27, the correlation of weekly returns between QQQ and QTI is 0.02 over 3 years, 0.05 over 1 year and 0.01 over 5 years.
Is QTI a good diversifier for QQQ?
By historical standards, yes. A correlation of 0.02 means the two rarely move for the same reasons.
What does a correlation of 0.02 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-qti.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/qqq-vs-qti/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: QQQ correlations · QTI correlations
