GASS vs QQQ: Correlation
How closely do StealthGas, Inc. (GASS) and Invesco QQQ Trust (QQQ) trade together? Their weekly returns over three years give a correlation of 0.05, which is near-zero.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are GASS and QQQ?
Across a 3-year window, the weekly returns of GASS and QQQ correlate at 0.05, near zero, meaning they move largely independently. The link has loosened recently: the 1-year correlation (-0.07) runs below the 3-year figure (0.05). Stretching to 5 years gives 0.03, with an annualized covariance of 39.2 %².
Among the 11 assets we track against GASS, QQQ sits near the bottom by co-movement, at rank #8. Their 12-month results are close: +23.8% for GASS against +26.3% for QQQ. Note the risk asymmetry: GASS runs 2.1 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.
GASS vs QQQ: side by side
| GASS (StealthGas, Inc.) | QQQ (Invesco QQQ Trust) | |
|---|---|---|
| 1-year return | +23.8% | +26.3% |
| 5-year return | +247.3% | +95.4% |
| Volatility (ann.) | 40.3% | 19.6% |
| Beta vs S&P 500 | 0.28 | 1.28 |
| Max drawdown (3Y) | -44.3% | -22.8% |
| Market cap | $0.4B | – |
| P/E (trailing) | 5.4 | – |
| Dividend yield | 0.00% | 0.44% |
| Expense ratio | – | 0.18% |
| Assets under management | – | $452.8B |
| Sector / category | US Listed | ETF · US Growth & Tech |
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 | GASS | QQQ |
|---|---|---|
| 2022 | +27.0% | -32.6% |
| 2023 | +141.0% | +54.9% |
| 2024 | -12.5% | +25.6% |
| 2025 | +24.2% | +20.8% |
| 2026 | +35.0% | +17.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are GASS and QQQ good diversifiers for each other?
Yes: at 0.05, the two have gone their own ways historically, which is what genuine diversification looks like.
FAQ
What is the correlation between GASS and QQQ?
The GASS/QQQ correlation stands at 0.05 on a 3-year window (1 year: -0.07, 5 years: 0.03), computed from weekly returns as of 2026-08-27.
Is QQQ a good diversifier for GASS?
Yes: at 0.05, the two have gone their own ways historically, which is what genuine diversification looks like.
What does a correlation of 0.05 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: GASS correlations · QQQ correlations
