CTRM vs QQQ: Correlation
Measured on weekly returns over the past three years, Castor Maritime Inc. (CTRM) and Invesco QQQ Trust (QQQ) carry a correlation of 0.05, a near-zero link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are CTRM and QQQ?
Across a 3-year window, the weekly returns of CTRM and QQQ correlate at 0.05, near zero, meaning they move largely independently. Lately the two have moved closer together, with the 1-year correlation at 0.26 versus 0.05 over 3 years. Stretching to 5 years gives 0.13, with an annualized covariance of 53.9 %².
Among the 12 assets we track against CTRM, QQQ sits near the bottom by co-movement, at rank #8. The trailing year gives QQQ the advantage: +12.1% versus +26.3%, a 14.2-point spread. One caveat on sizing: CTRM is 2.6 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.
CTRM vs QQQ: side by side
| CTRM (Castor Maritime Inc.) | QQQ (Invesco QQQ Trust) | |
|---|---|---|
| 1-year return | +12.1% | +26.3% |
| 5-year return | -89.2% | +95.4% |
| Volatility (ann.) | 51.7% | 19.6% |
| Beta vs S&P 500 | 0.35 | 1.28 |
| Max drawdown (3Y) | -72.3% | -22.8% |
| Market cap | – | – |
| P/E (trailing) | 0.7 | – |
| 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 | CTRM | QQQ |
|---|---|---|
| 2022 | -21.1% | -32.6% |
| 2023 | -62.1% | +54.9% |
| 2024 | -35.3% | +25.6% |
| 2025 | -24.7% | +20.8% |
| 2026 | +15.9% | +17.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are CTRM and QQQ good diversifiers for each other?
Yes. With a correlation of 0.05, CTRM and QQQ have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
FAQ
What is the correlation between CTRM and QQQ?
The CTRM/QQQ correlation stands at 0.05 on a 3-year window (1 year: 0.26, 5 years: 0.13), computed from weekly returns as of 2026-08-27.
Is QQQ a good diversifier for CTRM?
Yes. With a correlation of 0.05, CTRM and QQQ have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
What does a correlation of 0.05 mean?
A reading of 0.05 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/ctrm-vs-qqq.json
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[](https://www.pairbook.io/pair/ctrm-vs-qqq/)
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Related comparisons
Hubs: CTRM correlations · QQQ correlations
