RUSHA vs RUSHB: Correlation
Measured on weekly returns over the past three years, Rush Enterprises, Inc. (RUSHA) and Rush Enterprises, Inc. (RUSHB) carry a correlation of 0.88, a very strong link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are RUSHA and RUSHB?
Across a 3-year window, the weekly returns of RUSHA and RUSHB correlate at 0.88, very strong, meaning they move nearly in lockstep. The relationship has been stable: the 1-year correlation (0.82) sits close to the 3-year figure. Stretching to 5 years gives 0.87, with an annualized covariance of 844.8 %².
RUSHB is one of the assets that tracks RUSHA most closely: it ranks #1 out of the 13 assets we track against RUSHA. Neither side won the trailing year by much: +31.8% against +31.6%.
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.
RUSHA vs RUSHB: side by side
| RUSHA (Rush Enterprises, Inc.) | RUSHB (Rush Enterprises, Inc.) | |
|---|---|---|
| 1-year return | +31.8% | +31.6% |
| 5-year return | +177.5% | +185.6% |
| Volatility (ann.) | 31.3% | 30.8% |
| Beta vs S&P 500 | 0.93 | 0.88 |
| Max drawdown (3Y) | -26.8% | -28.5% |
| Market cap | $8.3B | $9.0B |
| P/E (trailing) | 23.2 | 23.1 |
| Dividend yield | 0.99% | 0.99% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | RUSHA | RUSHB |
|---|---|---|
| 2022 | -4.5% | +5.9% |
| 2023 | +46.7% | +43.4% |
| 2024 | +10.4% | +4.3% |
| 2025 | -0.2% | +4.8% |
| 2026 | +42.8% | +38.0% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are RUSHA and RUSHB good diversifiers for each other?
Not really. At 0.88, the two trade almost as one position, and owning both buys little extra protection.
FAQ
What is the correlation between RUSHA and RUSHB?
The RUSHA/RUSHB correlation stands at 0.88 on a 3-year window (1 year: 0.82, 5 years: 0.87), computed from weekly returns as of 2026-08-27.
Is RUSHB a good diversifier for RUSHA?
Not really. At 0.88, the two trade almost as one position, and owning both buys little extra protection.
What does a correlation of 0.88 mean?
On the −1 to +1 scale, 0.88 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/rusha-vs-rushb.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/rusha-vs-rushb/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: RUSHA correlations · RUSHB correlations
