QQQ vs RLYB: Correlation
Measured on weekly returns over the past three years, Invesco QQQ Trust (QQQ) and Rallybio Corporation (RLYB) carry a correlation of 0.14, a weak link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are QQQ and RLYB?
On 3 years of weekly data the QQQ/RLYB correlation comes out at 0.14, weak. The relationship has been stable: the 1-year correlation (0.17) sits close to the 3-year figure. The 5-year figure is 0.09, and annualized covariance runs at 263.6 %².
Within QQQ's tracked universe of 4755 assets, RLYB comes in at #3484 by 3-year correlation. Their recent paths diverged sharply: over the last 12 months RLYB outperformed by 228.8 percentage points (+26.3% for QQQ against +255.1% for RLYB). Note the risk asymmetry: RLYB runs 5.1 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.
QQQ vs RLYB: side by side
| QQQ (Invesco QQQ Trust) | RLYB (Rallybio Corporation) | |
|---|---|---|
| 1-year return | +26.3% | +255.1% |
| 5-year return | +95.4% | -83.7% |
| Volatility (ann.) | 19.6% | 99.0% |
| Beta vs S&P 500 | 1.28 | 0.78 |
| Max drawdown (3Y) | -22.8% | -95.5% |
| Market cap | – | $0.1B |
| P/E (trailing) | – | 2.1 |
| Dividend yield | 0.44% | 0.00% |
| 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 | RLYB |
|---|---|---|
| 2022 | -32.6% | -31.1% |
| 2023 | +54.9% | -63.6% |
| 2024 | +25.6% | -59.8% |
| 2025 | +20.8% | -28.5% |
| 2026 | +17.7% | +205.4% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are QQQ and RLYB good diversifiers for each other?
Yes: at 0.14, the two have gone their own ways historically, which is what genuine diversification looks like.
FAQ
What is the correlation between QQQ and RLYB?
Using weekly returns as of 2026-08-27: 0.14 over 3 years, with 0.17 over the last year and 0.09 over 5 years.
Is RLYB a good diversifier for QQQ?
Yes: at 0.14, the two have gone their own ways historically, which is what genuine diversification looks like.
What does a correlation of 0.14 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-rlyb.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/qqq-vs-rlyb/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: QQQ correlations · RLYB correlations
