CMTL vs FOXX: Correlation
How closely do Comtech Telecommunications Corp. (CMTL) and Foxx Development Holdings Inc. (FOXX) trade together? Their weekly returns over three years give a correlation of -0.19, which is negative.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are CMTL and FOXX?
Across a 3-year window, the weekly returns of CMTL and FOXX correlate at -0.19, negative, meaning they tend to move in opposite directions. Recent behaviour matches the longer record: -0.23 over 1 year against -0.19 over 3. Stretching to 5 years gives -0.18, with an annualized covariance of -2088.9 %².
Among the 11 assets we track against CMTL, FOXX sits near the bottom by co-movement, at rank #10. The last year tells two different stories: CMTL led by 40.9 percentage points, -13.4% for CMTL against -54.3% for FOXX.
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.
CMTL vs FOXX: side by side
| CMTL (Comtech Telecommunications Corp.) | FOXX (Foxx Development Holdings Inc.) | |
|---|---|---|
| 1-year return | -13.4% | -54.3% |
| 5-year return | -92.9% | n/a |
| Volatility (ann.) | 100.4% | 108.9% |
| Beta vs S&P 500 | 1.44 | -0.69 |
| Max drawdown (3Y) | -90.2% | -87.3% |
| Market cap | $0.1B | – |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | CMTL | FOXX |
|---|---|---|
| 2022 | -47.1% | – |
| 2023 | -30.0% | +8.2% |
| 2024 | -52.4% | -48.4% |
| 2025 | +31.9% | -18.7% |
| 2026 | -66.9% | -40.9% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are CMTL and FOXX good diversifiers for each other?
By historical standards, yes. A correlation of -0.19 means the two rarely move for the same reasons.
FAQ
What is the correlation between CMTL and FOXX?
The CMTL/FOXX correlation stands at -0.19 on a 3-year window (1 year: -0.23, 5 years: -0.18), computed from weekly returns as of 2026-08-27.
Is FOXX a good diversifier for CMTL?
By historical standards, yes. A correlation of -0.19 means the two rarely move for the same reasons.
What does a correlation of -0.19 mean?
On the −1 to +1 scale, -0.19 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/cmtl-vs-foxx.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/cmtl-vs-foxx/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: CMTL correlations · FOXX correlations
