QQQ vs SDEV: Correlation
Invesco QQQ Trust (QQQ) and Stablecoin Development Corporation (SDEV) show a weak relationship: their 3-year correlation of weekly returns is 0.11.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are QQQ and SDEV?
Over the past 3 years, QQQ and SDEV moved with a correlation of 0.11, which is weak. Recent behaviour matches the longer record: 0.10 over 1 year against 0.11 over 3. Over 5 years the correlation is 0.13, and the annualized covariance of weekly returns is 486.9 %².
Within QQQ's tracked universe of 4755 assets, SDEV comes in at #3780 by 3-year correlation. Correlation aside, the last 12 months split them widely, with QQQ ahead by 107.2 points (+26.3% versus -80.9%). One caveat on sizing: SDEV is 11.3 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 SDEV: side by side
| QQQ (Invesco QQQ Trust) | SDEV (Stablecoin Development Corporation) | |
|---|---|---|
| 1-year return | +26.3% | -80.9% |
| 5-year return | +95.4% | -100.0% |
| Volatility (ann.) | 19.6% | 222.1% |
| Beta vs S&P 500 | 1.28 | 1.75 |
| Max drawdown (3Y) | -22.8% | -99.0% |
| Market cap | – | – |
| 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, 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 | SDEV |
|---|---|---|
| 2022 | -32.6% | -85.3% |
| 2023 | +54.9% | -89.7% |
| 2024 | +25.6% | -91.4% |
| 2025 | +20.8% | +1322.1% |
| 2026 | +17.7% | -96.5% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are QQQ and SDEV good diversifiers for each other?
By historical standards, yes. A correlation of 0.11 means the two rarely move for the same reasons.
FAQ
What is the correlation between QQQ and SDEV?
As of 2026-08-27, the correlation of weekly returns between QQQ and SDEV is 0.11 over 3 years, 0.10 over 1 year and 0.13 over 5 years.
Is SDEV a good diversifier for QQQ?
By historical standards, yes. A correlation of 0.11 means the two rarely move for the same reasons.
What does a correlation of 0.11 mean?
A reading of 0.11 sits on a scale from −1 (opposite moves) through 0 (unrelated) to +1 (identical moves). Correlation captures direction, not magnitude or performance.
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Related comparisons
Hubs: QQQ correlations · SDEV correlations
