QQQ vs RKDA: Correlation
Invesco QQQ Trust (QQQ) and Arcadia Biosciences, Inc. (RKDA) show a weak relationship: their 3-year correlation of weekly returns is 0.23.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are QQQ and RKDA?
On 3 years of weekly data the QQQ/RKDA correlation comes out at 0.23, weak. Recent behaviour matches the longer record: 0.15 over 1 year against 0.23 over 3. The 5-year figure is 0.15, and annualized covariance runs at 456.3 %².
By 3-year correlation, RKDA places #2438 of the 4755 assets tracked against QQQ. Their recent paths diverged sharply: over the last 12 months QQQ outperformed by 112.9 percentage points (+26.3% for QQQ against -86.6% for RKDA). Note the risk asymmetry: RKDA 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 RKDA: side by side
| QQQ (Invesco QQQ Trust) | RKDA (Arcadia Biosciences, Inc.) | |
|---|---|---|
| 1-year return | +26.3% | -86.6% |
| 5-year return | +95.4% | -99.5% |
| Volatility (ann.) | 19.6% | 100.4% |
| Beta vs S&P 500 | 1.28 | 1.40 |
| Max drawdown (3Y) | -22.8% | -93.4% |
| Market cap | – | – |
| P/E (trailing) | – | – |
| Dividend yield | 0.44% | 0.00% |
| Expense ratio | 0.18% | – |
| Assets under management | $452.8B | – |
| Sector / category | ETF · US Growth & Tech | US Listed |
QQQ, Invesco's Large Growth fund, carries $452.8B under management, 104 holdings, a 0.18% expense ratio, a 0.44% trailing dividend yield.
Year-by-year returns
| Year | QQQ | RKDA |
|---|---|---|
| 2022 | -32.6% | -73.9% |
| 2023 | +54.9% | -71.1% |
| 2024 | +25.6% | +89.1% |
| 2025 | +20.8% | -66.6% |
| 2026 | +17.7% | -74.1% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are QQQ and RKDA good diversifiers for each other?
A fair diversifier. At 0.23, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between QQQ and RKDA?
As of 2026-08-27, the correlation of weekly returns between QQQ and RKDA is 0.23 over 3 years, 0.15 over 1 year and 0.15 over 5 years.
Is RKDA a good diversifier for QQQ?
A fair diversifier. At 0.23, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.23 mean?
On the −1 to +1 scale, 0.23 describes how much the two returns move together: +1 is lockstep, 0 is independence, negative values mean opposite directions. It says nothing about which performed better.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/qqq-vs-rkda.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/qqq-vs-rkda/)
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Related comparisons
Hubs: QQQ correlations · RKDA correlations
