GRAL vs QQQ: Correlation
How closely do GRAIL, Inc. (GRAL) and Invesco QQQ Trust (QQQ) trade together? Their weekly returns over three years give a correlation of 0.35, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are GRAL and QQQ?
On 3 years of weekly data the GRAL/QQQ correlation comes out at 0.35, moderate. Lately the two have drifted apart, with the 1-year correlation at 0.24 versus 0.35 over 3 years. The 5-year figure is n/a, and annualized covariance runs at 745.9 %².
Within GRAL's tracked universe of 15 assets, QQQ comes in at #9 by 3-year correlation. Correlation aside, the last 12 months split them widely, with GRAL ahead by 119.0 points (+145.3% versus +26.3%). One caveat on sizing: GRAL is 5.3 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.
GRAL vs QQQ: side by side
| GRAL (GRAIL, Inc.) | QQQ (Invesco QQQ Trust) | |
|---|---|---|
| 1-year return | +145.3% | +26.3% |
| 5-year return | n/a | +95.4% |
| Volatility (ann.) | 103.8% | 19.6% |
| Beta vs S&P 500 | 2.60 | 1.28 |
| Max drawdown (3Y) | -62.9% | -22.8% |
| Market cap | $3.7B | – |
| 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 | GRAL | QQQ |
|---|---|---|
| 2022 | – | -32.6% |
| 2023 | – | +54.9% |
| 2024 | – | +25.6% |
| 2025 | +379.5% | +20.8% |
| 2026 | -3.6% | +17.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are GRAL and QQQ good diversifiers for each other?
Reasonably. At 0.35, GRAL and QQQ keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
FAQ
What is the correlation between GRAL and QQQ?
The GRAL/QQQ correlation stands at 0.35 on a 3-year window (1 year: 0.24, 5 years: n/a), computed from weekly returns as of 2026-08-27.
Is QQQ a good diversifier for GRAL?
Reasonably. At 0.35, GRAL and QQQ keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
What does a correlation of 0.35 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/gral-vs-qqq.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/gral-vs-qqq/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: GRAL correlations · QQQ correlations
