HUBG vs MRTN: Correlation
Hub Group, Inc. (HUBG) and Marten Transport, Ltd. (MRTN) show a strong relationship: their 3-year correlation of weekly returns is 0.61.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are HUBG and MRTN?
Across a 3-year window, the weekly returns of HUBG and MRTN correlate at 0.61, strong. The link has loosened recently: the 1-year correlation (0.49) runs below the 3-year figure (0.61). Stretching to 5 years gives 0.59, with an annualized covariance of 594.3 %².
In HUBG's tracked universe of 21 assets, MRTN sits right near the top at #3. The trailing year gives MRTN the advantage: +10.1% versus +23.4%, a 13.3-point spread.
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.
HUBG vs MRTN: side by side
| HUBG (Hub Group, Inc.) | MRTN (Marten Transport, Ltd.) | |
|---|---|---|
| 1-year return | +10.1% | +23.4% |
| 5-year return | +17.3% | -1.0% |
| Volatility (ann.) | 34.2% | 28.6% |
| Beta vs S&P 500 | 1.10 | 0.78 |
| Max drawdown (3Y) | -40.8% | -54.8% |
| Market cap | $2.4B | $1.2B |
| P/E (trailing) | 23.0 | 96.4 |
| Dividend yield | 1.25% | 1.66% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | HUBG | MRTN |
|---|---|---|
| 2022 | -5.6% | +16.7% |
| 2023 | +15.7% | +7.3% |
| 2024 | -2.0% | -24.6% |
| 2025 | -3.1% | -25.7% |
| 2026 | -5.6% | +28.1% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are HUBG and MRTN good diversifiers for each other?
To a limited degree. At 0.61 the two still catch most of the same waves, so the pair smooths returns a little without insulating either from a shared selloff.
FAQ
What is the correlation between HUBG and MRTN?
The HUBG/MRTN correlation stands at 0.61 on a 3-year window (1 year: 0.49, 5 years: 0.59), computed from weekly returns as of 2026-08-27.
Is MRTN a good diversifier for HUBG?
To a limited degree. At 0.61 the two still catch most of the same waves, so the pair smooths returns a little without insulating either from a shared selloff.
What does a correlation of 0.61 mean?
Correlation ranges from −1 to +1. Values near +1 mean two assets move together, near 0 that they move independently, and negative values that they tend to move in opposite directions. It measures co-movement, not performance.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/hubg-vs-mrtn.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/hubg-vs-mrtn/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: HUBG correlations · MRTN correlations
