GPC vs MAYS: Correlation
How closely do Genuine Parts Company (GPC) and J. W. Mays, Inc. (MAYS) trade together? Their weekly returns over three years give a correlation of -0.34, which is negative.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are GPC and MAYS?
Across a 3-year window, the weekly returns of GPC and MAYS correlate at -0.34, negative, meaning they tend to move in opposite directions. Little has changed lately, as the 1-year reading of -0.44 lands near the 3-year figure. Stretching to 5 years gives -0.17, with an annualized covariance of -354.8 %².
Among the 36 assets we track against GPC, MAYS sits near the bottom by co-movement, at rank #36. Over the last 12 months MAYS came out ahead by 11.6 percentage points (+1.3% against +12.9%).
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.
GPC vs MAYS: side by side
| GPC (Genuine Parts Company) | MAYS (J. W. Mays, Inc.) | |
|---|---|---|
| 1-year return | +1.3% | +12.9% |
| 5-year return | +27.6% | +34.4% |
| Volatility (ann.) | 31.9% | 33.2% |
| Beta vs S&P 500 | 0.66 | 0.03 |
| Max drawdown (3Y) | -39.7% | -30.9% |
| Market cap | $18.8B | $0.1B |
| P/E (trailing) | 546.8 | – |
| Dividend yield | 3.00% | 0.00% |
| Sector / category | Consumer Discretionary | US Listed |
Year-by-year returns
| Year | GPC | MAYS |
|---|---|---|
| 2022 | +26.8% | +18.4% |
| 2023 | -18.1% | -12.7% |
| 2024 | -13.2% | +4.8% |
| 2025 | +8.7% | -9.2% |
| 2026 | +13.4% | +5.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are GPC and MAYS good diversifiers for each other?
Yes. With a correlation of -0.34, GPC and MAYS have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
FAQ
What is the correlation between GPC and MAYS?
Using weekly returns as of 2026-08-27: -0.34 over 3 years, with -0.44 over the last year and -0.17 over 5 years.
Is MAYS a good diversifier for GPC?
Yes. With a correlation of -0.34, GPC and MAYS have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
What does a correlation of -0.34 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/gpc-vs-mays.json
Embed this badge (it refreshes with the data), with attribution:
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Related comparisons
Hubs: GPC correlations · MAYS correlations
