QQQ vs SFIX: Correlation
Invesco QQQ Trust (QQQ) and Stitch Fix, Inc. (SFIX) show a moderate relationship: their 3-year correlation of weekly returns is 0.31.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are QQQ and SFIX?
Across a 3-year window, the weekly returns of QQQ and SFIX correlate at 0.31, moderate. The past 12 months show a weaker link (0.16) than the 3-year average (0.31). Stretching to 5 years gives 0.40, with an annualized covariance of 445.6 %².
By 3-year correlation, SFIX places #1429 of the 4755 assets tracked against QQQ. Correlation aside, the last 12 months split them widely, with QQQ ahead by 69.8 points (+26.3% versus -43.5%). Note the risk asymmetry: SFIX runs 3.8 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 SFIX: side by side
| QQQ (Invesco QQQ Trust) | SFIX (Stitch Fix, Inc.) | |
|---|---|---|
| 1-year return | +26.3% | -43.5% |
| 5-year return | +95.4% | -92.6% |
| Volatility (ann.) | 19.6% | 74.6% |
| Beta vs S&P 500 | 1.28 | 1.71 |
| Max drawdown (3Y) | -22.8% | -58.6% |
| Market cap | – | $0.4B |
| 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 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 | QQQ | SFIX |
|---|---|---|
| 2022 | -32.6% | -83.6% |
| 2023 | +54.9% | +14.8% |
| 2024 | +25.6% | +20.7% |
| 2025 | +20.8% | +21.8% |
| 2026 | +17.7% | -41.1% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are QQQ and SFIX good diversifiers for each other?
A fair diversifier. At 0.31, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between QQQ and SFIX?
Using weekly returns as of 2026-08-27: 0.31 over 3 years, with 0.16 over the last year and 0.40 over 5 years.
Is SFIX a good diversifier for QQQ?
A fair diversifier. At 0.31, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.31 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-sfix.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/qqq-vs-sfix/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: QQQ correlations · SFIX correlations
