PRQR vs QQQ: Correlation
How closely do ProQR Therapeutics N.V. (PRQR) and Invesco QQQ Trust (QQQ) trade together? Their weekly returns over three years give a correlation of 0.22, which is weak.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are PRQR and QQQ?
Over the past 3 years, PRQR and QQQ moved with a correlation of 0.22, which is weak. The link has tightened recently: the 1-year correlation (0.37) runs above the 3-year figure (0.22). Over 5 years the correlation is 0.16, and the annualized covariance of weekly returns is 455.5 %².
Out of 21 assets tracked against PRQR, QQQ lands near the bottom at #17. Correlation aside, the last 12 months split them widely, with QQQ ahead by 21.3 points (+5.0% versus +26.3%). Risk is not evenly split, since PRQR carries 5.4 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.
PRQR vs QQQ: side by side
| PRQR (ProQR Therapeutics N.V.) | QQQ (Invesco QQQ Trust) | |
|---|---|---|
| 1-year return | +5.0% | +26.3% |
| 5-year return | -64.2% | +95.4% |
| Volatility (ann.) | 104.9% | 19.6% |
| Beta vs S&P 500 | 1.98 | 1.28 |
| Max drawdown (3Y) | -75.1% | -22.8% |
| Market cap | $0.3B | – |
| 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 | PRQR | QQQ |
|---|---|---|
| 2022 | -53.8% | -32.6% |
| 2023 | -46.5% | +54.9% |
| 2024 | +33.8% | +25.6% |
| 2025 | -23.8% | +20.8% |
| 2026 | +14.9% | +17.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are PRQR and QQQ good diversifiers for each other?
Yes, to a useful degree: a correlation of 0.22 leaves real independence between the two, which historically damped combined volatility.
FAQ
What is the correlation between PRQR and QQQ?
As of 2026-08-27, the correlation of weekly returns between PRQR and QQQ is 0.22 over 3 years, 0.37 over 1 year and 0.16 over 5 years.
Is QQQ a good diversifier for PRQR?
Yes, to a useful degree: a correlation of 0.22 leaves real independence between the two, which historically damped combined volatility.
What does a correlation of 0.22 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/prqr-vs-qqq.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/prqr-vs-qqq/)
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Related comparisons
Hubs: PRQR correlations · QQQ correlations
