QQQ vs STT: Correlation
Invesco QQQ Trust (QQQ) and State Street Corporation (STT) show a moderate relationship: their 3-year correlation of weekly returns is 0.48.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are QQQ and STT?
On 3 years of weekly data the QQQ/STT correlation comes out at 0.48, moderate. The past 12 months show a weaker link (0.37) than the 3-year average (0.48). The 5-year figure is 0.51, and annualized covariance runs at 213.1 %².
Within QQQ's tracked universe of 4755 assets, STT comes in at #335 by 3-year correlation. The last year tells two different stories: STT led by 46.4 percentage points, +26.3% for QQQ against +72.7% for STT. The relationship is regime-dependent: the rolling one-year correlation swung between 0.13 and 0.72 over the past three years, so this pair behaves very differently depending on the market environment.
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 STT: side by side
| QQQ (Invesco QQQ Trust) | STT (State Street Corporation) | |
|---|---|---|
| 1-year return | +26.3% | +72.7% |
| 5-year return | +95.4% | +144.9% |
| Volatility (ann.) | 19.6% | 22.9% |
| Beta vs S&P 500 | 1.28 | 0.97 |
| Max drawdown (3Y) | -22.8% | -25.7% |
| Market cap | – | $53.1B |
| P/E (trailing) | – | 17.1 |
| Dividend yield | 0.44% | 1.74% |
| Expense ratio | 0.18% | – |
| Assets under management | $452.8B | – |
| Sector / category | ETF · US Growth & Tech | Financials |
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 | STT |
|---|---|---|
| 2022 | -32.6% | -13.8% |
| 2023 | +54.9% | +3.5% |
| 2024 | +25.6% | +30.2% |
| 2025 | +20.8% | +35.5% |
| 2026 | +17.7% | +52.6% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are QQQ and STT good diversifiers for each other?
A fair diversifier. At 0.48, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between QQQ and STT?
Using weekly returns as of 2026-08-27: 0.48 over 3 years, with 0.37 over the last year and 0.51 over 5 years.
Is STT a good diversifier for QQQ?
A fair diversifier. At 0.48, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.48 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.
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Related comparisons
Hubs: QQQ correlations · STT correlations
