STZ vs UNF: Correlation
How closely do Constellation Brands (STZ) and Unifirst Corporation (UNF) trade together? Their weekly returns over three years give a correlation of -0.18, which is negative.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are STZ and UNF?
Over the past 3 years, STZ and UNF moved with a correlation of -0.18, which is negative, meaning they tend to move in opposite directions. The past 12 months show a tighter link (-0.05) than the 3-year average (-0.18). Over 5 years the correlation is -0.05, and the annualized covariance of weekly returns is -159.3 %².
By 3-year correlation, UNF places #21 of the 31 assets tracked against STZ. The last year tells two different stories: UNF led by 78.0 percentage points, -15.7% for STZ against +62.3% for UNF.
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.
STZ vs UNF: side by side
| STZ (Constellation Brands) | UNF (Unifirst Corporation) | |
|---|---|---|
| 1-year return | -15.7% | +62.3% |
| 5-year return | -31.9% | +28.9% |
| Volatility (ann.) | 26.6% | 33.8% |
| Beta vs S&P 500 | 0.41 | 0.52 |
| Max drawdown (3Y) | -51.3% | -34.6% |
| Market cap | $22.4B | $5.2B |
| P/E (trailing) | 12.8 | 45.4 |
| Dividend yield | 3.04% | 0.50% |
| Sector / category | Consumer Staples | US Listed |
Year-by-year returns
| Year | STZ | UNF |
|---|---|---|
| 2022 | -6.4% | -7.6% |
| 2023 | +5.8% | -4.6% |
| 2024 | -7.1% | -5.7% |
| 2025 | -36.0% | +13.6% |
| 2026 | -2.7% | +48.5% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are STZ and UNF good diversifiers for each other?
Yes. With a correlation of -0.18, STZ and UNF have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
FAQ
What is the correlation between STZ and UNF?
Using weekly returns as of 2026-08-27: -0.18 over 3 years, with -0.05 over the last year and -0.05 over 5 years.
Is UNF a good diversifier for STZ?
Yes. With a correlation of -0.18, STZ and UNF have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
What does a correlation of -0.18 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/stz-vs-unf.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/stz-vs-unf/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: STZ correlations · UNF correlations
