CTM vs QQQ: Correlation
Castellum, Inc. (CTM) and Invesco QQQ Trust (QQQ) show a weak relationship: their 3-year correlation of weekly returns is 0.14.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are CTM and QQQ?
Over the past 3 years, CTM and QQQ moved with a correlation of 0.14, which is weak. Lately the two have moved closer together, with the 1-year correlation at 0.52 versus 0.14 over 3 years. Over 5 years the correlation is 0.06, and the annualized covariance of weekly returns is 419.7 %².
QQQ is close to the least connected end of CTM's tracked universe, ranking #6 of 10. The last year tells two different stories: QQQ led by 66.7 percentage points, -40.4% for CTM against +26.3% for QQQ. Risk is not evenly split, since CTM carries 7.7 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.
CTM vs QQQ: side by side
| CTM (Castellum, Inc.) | QQQ (Invesco QQQ Trust) | |
|---|---|---|
| 1-year return | -40.4% | +26.3% |
| 5-year return | n/a | +95.4% |
| Volatility (ann.) | 150.3% | 19.6% |
| Beta vs S&P 500 | 1.19 | 1.28 |
| Max drawdown (3Y) | -79.1% | -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 | CTM | QQQ |
|---|---|---|
| 2022 | – | -32.6% |
| 2023 | -76.3% | +54.9% |
| 2024 | +571.1% | +25.6% |
| 2025 | -54.9% | +20.8% |
| 2026 | -32.7% | +17.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are CTM and QQQ good diversifiers for each other?
Yes. With a correlation of 0.14, CTM and QQQ have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
FAQ
What is the correlation between CTM and QQQ?
As of 2026-08-27, the correlation of weekly returns between CTM and QQQ is 0.14 over 3 years, 0.52 over 1 year and 0.06 over 5 years.
Is QQQ a good diversifier for CTM?
Yes. With a correlation of 0.14, CTM and QQQ have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
What does a correlation of 0.14 mean?
On the −1 to +1 scale, 0.14 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/ctm-vs-qqq.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/ctm-vs-qqq/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: CTM correlations · QQQ correlations
