OSG vs QQQ: Correlation
Measured on weekly returns over the past three years, Octave Specialty Group, Inc. (OSG) and Invesco QQQ Trust (QQQ) carry a correlation of 0.19, a weak link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are OSG and QQQ?
Across a 3-year window, the weekly returns of OSG and QQQ correlate at 0.19, weak. Little has changed lately, as the 1-year reading of 0.15 lands near the 3-year figure. Stretching to 5 years gives 0.17, with an annualized covariance of 194.3 %².
QQQ is close to the least connected end of OSG's tracked universe, ranking #7 of 10. Their recent paths diverged sharply: over the last 12 months QQQ outperformed by 75.3 percentage points (-49.0% for OSG against +26.3% for QQQ). Risk is not evenly split, since OSG carries 2.6 times the volatility of the other side.
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.
OSG vs QQQ: side by side
| OSG (Octave Specialty Group, Inc.) | QQQ (Invesco QQQ Trust) | |
|---|---|---|
| 1-year return | -49.0% | +26.3% |
| 5-year return | -68.2% | +95.4% |
| Volatility (ann.) | 51.8% | 19.6% |
| Beta vs S&P 500 | 0.86 | 1.28 |
| Max drawdown (3Y) | -78.5% | -22.8% |
| Market cap | $0.2B | – |
| P/E (trailing) | – | – |
| 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 | OSG | QQQ |
|---|---|---|
| 2022 | +8.7% | -32.6% |
| 2023 | -5.5% | +54.9% |
| 2024 | -23.2% | +25.6% |
| 2025 | -38.5% | +20.8% |
| 2026 | -42.0% | +17.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are OSG and QQQ good diversifiers for each other?
By historical standards, yes. A correlation of 0.19 means the two rarely move for the same reasons.
FAQ
What is the correlation between OSG and QQQ?
Using weekly returns as of 2026-08-27: 0.19 over 3 years, with 0.15 over the last year and 0.17 over 5 years.
Is QQQ a good diversifier for OSG?
By historical standards, yes. A correlation of 0.19 means the two rarely move for the same reasons.
What does a correlation of 0.19 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/osg-vs-qqq.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/osg-vs-qqq/)
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Related comparisons
Hubs: OSG correlations · QQQ correlations
