DGICB vs UNF: Correlation
How closely do Donegal Group, Inc. (DGICB) and Unifirst Corporation (UNF) trade together? Their weekly returns over three years give a correlation of -0.22, which is negative.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are DGICB and UNF?
Over the past 3 years, DGICB and UNF moved with a correlation of -0.22, which is negative, meaning they tend to move in opposite directions. Lately the two have drifted apart, with the 1-year correlation at -0.45 versus -0.22 over 3 years. Over 5 years the correlation is -0.12, and the annualized covariance of weekly returns is -304.2 %².
Out of 19 assets tracked against DGICB, UNF lands near the bottom at #15. The trailing year gives DGICB the advantage: +68.3% versus +62.3%, a 6.0-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.
DGICB vs UNF: side by side
| DGICB (Donegal Group, Inc.) | UNF (Unifirst Corporation) | |
|---|---|---|
| 1-year return | +68.3% | +62.3% |
| 5-year return | +82.3% | +28.9% |
| Volatility (ann.) | 41.5% | 33.8% |
| Beta vs S&P 500 | 0.15 | 0.52 |
| Max drawdown (3Y) | -30.3% | -34.6% |
| Market cap | $0.9B | $5.2B |
| P/E (trailing) | 12.1 | 45.4 |
| Dividend yield | 3.00% | 0.50% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | DGICB | UNF |
|---|---|---|
| 2022 | +25.8% | -7.6% |
| 2023 | -6.8% | -4.6% |
| 2024 | +1.6% | -5.7% |
| 2025 | +30.8% | +13.6% |
| 2026 | +34.6% | +48.5% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are DGICB and UNF good diversifiers for each other?
By historical standards, yes. A correlation of -0.22 means the two rarely move for the same reasons.
FAQ
What is the correlation between DGICB and UNF?
As of 2026-08-27, the correlation of weekly returns between DGICB and UNF is -0.22 over 3 years, -0.45 over 1 year and -0.12 over 5 years.
Is UNF a good diversifier for DGICB?
By historical standards, yes. A correlation of -0.22 means the two rarely move for the same reasons.
What does a correlation of -0.22 mean?
On the −1 to +1 scale, -0.22 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
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Related comparisons
Hubs: DGICB correlations · UNF correlations
