ARCT vs QQQ: Correlation
How closely do Arcturus Therapeutics Holdings Inc. (ARCT) and Invesco QQQ Trust (QQQ) trade together? Their weekly returns over three years give a correlation of 0.34, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are ARCT and QQQ?
Over the past 3 years, ARCT and QQQ moved with a correlation of 0.34, which is moderate. The past 12 months show a weaker link (0.24) than the 3-year average (0.34). Over 5 years the correlation is 0.35, and the annualized covariance of weekly returns is 608.5 %².
Among the 14 assets we track against ARCT, QQQ sits near the bottom by co-movement, at rank #11. Correlation aside, the last 12 months split them widely, with QQQ ahead by 32.8 points (-6.5% versus +26.3%). Risk is not evenly split, since ARCT carries 4.6 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.
ARCT vs QQQ: side by side
| ARCT (Arcturus Therapeutics Holdings Inc.) | QQQ (Invesco QQQ Trust) | |
|---|---|---|
| 1-year return | -6.5% | +26.3% |
| 5-year return | -69.9% | +95.4% |
| Volatility (ann.) | 90.6% | 19.6% |
| Beta vs S&P 500 | 2.39 | 1.28 |
| Max drawdown (3Y) | -87.5% | -22.8% |
| Market cap | $0.5B | – |
| 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 | ARCT | QQQ |
|---|---|---|
| 2022 | -54.2% | -32.6% |
| 2023 | +85.9% | +54.9% |
| 2024 | -46.2% | +25.6% |
| 2025 | -63.9% | +20.8% |
| 2026 | +163.8% | +17.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are ARCT and QQQ good diversifiers for each other?
A fair diversifier. At 0.34, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between ARCT and QQQ?
Using weekly returns as of 2026-08-27: 0.34 over 3 years, with 0.24 over the last year and 0.35 over 5 years.
Is QQQ a good diversifier for ARCT?
A fair diversifier. At 0.34, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.34 mean?
A reading of 0.34 sits on a scale from −1 (opposite moves) through 0 (unrelated) to +1 (identical moves). Correlation captures direction, not magnitude or performance.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/arct-vs-qqq.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/arct-vs-qqq/)
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Related comparisons
Hubs: ARCT correlations · QQQ correlations
