QQQ vs SD: Correlation
How closely do Invesco QQQ Trust (QQQ) and SandRidge Energy, Inc. (SD) trade together? Their weekly returns over three years give a correlation of 0.06, which is near-zero.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are QQQ and SD?
On 3 years of weekly data the QQQ/SD correlation comes out at 0.06, near zero, meaning they move largely independently. The past 12 months show a weaker link (-0.31) than the 3-year average (0.06). The 5-year figure is 0.09, and annualized covariance runs at 38.3 %².
Within QQQ's tracked universe of 4755 assets, SD comes in at #4137 by 3-year correlation. Their 12-month results are close: +26.3% for QQQ against +27.8% for SD. Note the risk asymmetry: SD runs 1.7 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.
QQQ vs SD: side by side
| QQQ (Invesco QQQ Trust) | SD (SandRidge Energy, Inc.) | |
|---|---|---|
| 1-year return | +26.3% | +27.8% |
| 5-year return | +95.4% | +126.2% |
| Volatility (ann.) | 19.6% | 33.0% |
| Beta vs S&P 500 | 1.28 | 0.32 |
| Max drawdown (3Y) | -22.8% | -37.9% |
| Market cap | – | $0.5B |
| P/E (trailing) | – | 6.3 |
| Dividend yield | 0.44% | 3.52% |
| 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 | SD |
|---|---|---|
| 2022 | -32.6% | +62.8% |
| 2023 | +54.9% | -8.2% |
| 2024 | +25.6% | -1.2% |
| 2025 | +20.8% | +28.2% |
| 2026 | +17.7% | +1.6% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are QQQ and SD good diversifiers for each other?
Yes: at 0.06, the two have gone their own ways historically, which is what genuine diversification looks like.
FAQ
What is the correlation between QQQ and SD?
Using weekly returns as of 2026-08-27: 0.06 over 3 years, with -0.31 over the last year and 0.09 over 5 years.
Is SD a good diversifier for QQQ?
Yes: at 0.06, the two have gone their own ways historically, which is what genuine diversification looks like.
What does a correlation of 0.06 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-sd.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/qqq-vs-sd/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: QQQ correlations · SD correlations
