PLOW vs SMBK: Correlation
Measured on weekly returns over the past three years, Douglas Dynamics, Inc. (PLOW) and SmartFinancial, Inc. (SMBK) carry a correlation of 0.56, a moderate link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are PLOW and SMBK?
Across a 3-year window, the weekly returns of PLOW and SMBK correlate at 0.56, moderate. Recent behaviour matches the longer record: 0.49 over 1 year against 0.56 over 3. Stretching to 5 years gives 0.53, with an annualized covariance of 528.3 %².
By 3-year correlation, SMBK places #5 of the 10 assets tracked against PLOW. The trailing year gives SMBK the advantage: +28.2% versus +37.6%, a 9.4-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.
PLOW vs SMBK: side by side
| PLOW (Douglas Dynamics, Inc.) | SMBK (SmartFinancial, Inc.) | |
|---|---|---|
| 1-year return | +28.2% | +37.6% |
| 5-year return | +30.5% | +113.7% |
| Volatility (ann.) | 32.7% | 28.9% |
| Beta vs S&P 500 | 0.55 | 0.84 |
| Max drawdown (3Y) | -29.6% | -26.4% |
| Market cap | $1.0B | $0.9B |
| P/E (trailing) | 18.9 | 14.9 |
| Dividend yield | 2.83% | 0.65% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | PLOW | SMBK |
|---|---|---|
| 2022 | -4.0% | +1.6% |
| 2023 | -14.7% | -9.7% |
| 2024 | -16.5% | +28.1% |
| 2025 | +43.8% | +20.5% |
| 2026 | +30.9% | +37.6% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are PLOW and SMBK good diversifiers for each other?
To a limited degree. At 0.56 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 PLOW and SMBK?
As of 2026-08-27, the correlation of weekly returns between PLOW and SMBK is 0.56 over 3 years, 0.49 over 1 year and 0.53 over 5 years.
Is SMBK a good diversifier for PLOW?
To a limited degree. At 0.56 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 0.56 mean?
A reading of 0.56 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/plow-vs-smbk.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/plow-vs-smbk/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: PLOW correlations · SMBK correlations
