QQQ vs SNN: Correlation
Measured on weekly returns over the past three years, Invesco QQQ Trust (QQQ) and Smith & Nephew SNATS, Inc. (SNN) carry a correlation of 0.22, a weak link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are QQQ and SNN?
Over the past 3 years, QQQ and SNN moved with a correlation of 0.22, which is weak. Little has changed lately, as the 1-year reading of 0.12 lands near the 3-year figure. Over 5 years the correlation is 0.31, and the annualized covariance of weekly returns is 114.1 %².
Within QQQ's tracked universe of 4755 assets, SNN comes in at #2589 by 3-year correlation. The last year tells two different stories: QQQ led by 46.3 percentage points, +26.3% for QQQ against -20.0% for SNN.
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 SNN: side by side
| QQQ (Invesco QQQ Trust) | SNN (Smith & Nephew SNATS, Inc.) | |
|---|---|---|
| 1-year return | +26.3% | -20.0% |
| 5-year return | +95.4% | -13.6% |
| Volatility (ann.) | 19.6% | 26.3% |
| Beta vs S&P 500 | 1.28 | 0.60 |
| Max drawdown (3Y) | -22.8% | -24.0% |
| Market cap | – | $12.2B |
| P/E (trailing) | – | 20.0 |
| Dividend yield | 0.44% | 1.35% |
| 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 | SNN |
|---|---|---|
| 2022 | -32.6% | -20.2% |
| 2023 | +54.9% | +4.4% |
| 2024 | +25.6% | -7.3% |
| 2025 | +20.8% | +36.8% |
| 2026 | +17.7% | -9.9% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are QQQ and SNN good diversifiers for each other?
Reasonably. At 0.22, QQQ and SNN keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
FAQ
What is the correlation between QQQ and SNN?
Using weekly returns as of 2026-08-27: 0.22 over 3 years, with 0.12 over the last year and 0.31 over 5 years.
Is SNN a good diversifier for QQQ?
Reasonably. At 0.22, QQQ and SNN keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
What does a correlation of 0.22 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-snn.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/qqq-vs-snn/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: QQQ correlations · SNN correlations
