QQQ vs SSYS: Correlation
Invesco QQQ Trust (QQQ) and Stratasys, Ltd. (SSYS) show a moderate relationship: their 3-year correlation of weekly returns is 0.36.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are QQQ and SSYS?
On 3 years of weekly data the QQQ/SSYS correlation comes out at 0.36, moderate. The past 12 months show a tighter link (0.53) than the 3-year average (0.36). The 5-year figure is 0.40, and annualized covariance runs at 355.6 %².
Within QQQ's tracked universe of 4755 assets, SSYS comes in at #970 by 3-year correlation. Correlation aside, the last 12 months split them widely, with QQQ ahead by 54.0 points (+26.3% versus -27.7%). One caveat on sizing: SSYS is 2.6 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 SSYS: side by side
| QQQ (Invesco QQQ Trust) | SSYS (Stratasys, Ltd.) | |
|---|---|---|
| 1-year return | +26.3% | -27.7% |
| 5-year return | +95.4% | -61.1% |
| Volatility (ann.) | 19.6% | 50.7% |
| Beta vs S&P 500 | 1.28 | 1.38 |
| Max drawdown (3Y) | -22.8% | -58.4% |
| Market cap | – | $0.7B |
| 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 | SSYS |
|---|---|---|
| 2022 | -32.6% | -51.6% |
| 2023 | +54.9% | +20.4% |
| 2024 | +25.6% | -37.7% |
| 2025 | +20.8% | -2.4% |
| 2026 | +17.7% | -8.1% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are QQQ and SSYS good diversifiers for each other?
Reasonably. At 0.36, QQQ and SSYS keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
FAQ
What is the correlation between QQQ and SSYS?
Using weekly returns as of 2026-08-27: 0.36 over 3 years, with 0.53 over the last year and 0.40 over 5 years.
Is SSYS a good diversifier for QQQ?
Reasonably. At 0.36, QQQ and SSYS keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
What does a correlation of 0.36 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-ssys.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/qqq-vs-ssys/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: QQQ correlations · SSYS correlations
