ATRA vs QQQ: Correlation
Atara Biotherapeutics, Inc. (ATRA) and Invesco QQQ Trust (QQQ) show a weak relationship: their 3-year correlation of weekly returns is 0.10.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are ATRA and QQQ?
Across a 3-year window, the weekly returns of ATRA and QQQ correlate at 0.10, weak. The past 12 months show a tighter link (0.25) than the 3-year average (0.10). Stretching to 5 years gives 0.18, with an annualized covariance of 286.1 %².
Among the 13 assets we track against ATRA, QQQ ranks #7 by 3-year correlation. The last year tells two different stories: QQQ led by 51.4 percentage points, -25.1% for ATRA against +26.3% for QQQ. Risk is not evenly split, since ATRA carries 7.8 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.
ATRA vs QQQ: side by side
| ATRA (Atara Biotherapeutics, Inc.) | QQQ (Invesco QQQ Trust) | |
|---|---|---|
| 1-year return | -25.1% | +26.3% |
| 5-year return | -97.5% | +95.4% |
| Volatility (ann.) | 153.2% | 19.6% |
| Beta vs S&P 500 | 1.17 | 1.28 |
| Max drawdown (3Y) | -90.7% | -22.8% |
| Market cap | $0.1B | – |
| 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 | ATRA | QQQ |
|---|---|---|
| 2022 | -79.2% | -32.6% |
| 2023 | -84.4% | +54.9% |
| 2024 | +3.8% | +25.6% |
| 2025 | +35.9% | +20.8% |
| 2026 | -48.9% | +17.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are ATRA and QQQ good diversifiers for each other?
By historical standards, yes. A correlation of 0.10 means the two rarely move for the same reasons.
FAQ
What is the correlation between ATRA and QQQ?
Using weekly returns as of 2026-08-27: 0.10 over 3 years, with 0.25 over the last year and 0.18 over 5 years.
Is QQQ a good diversifier for ATRA?
By historical standards, yes. A correlation of 0.10 means the two rarely move for the same reasons.
What does a correlation of 0.10 mean?
A reading of 0.10 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
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[](https://www.pairbook.io/pair/atra-vs-qqq/)
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Related comparisons
Hubs: ATRA correlations · QQQ correlations
