GURE vs WRB: Correlation
How closely do Gulf Resources, Inc. (GURE) and W. R. Berkley Corporation (WRB) trade together? Their weekly returns over three years give a correlation of -0.38, which is negative.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are GURE and WRB?
Across a 3-year window, the weekly returns of GURE and WRB correlate at -0.38, negative, meaning they tend to move in opposite directions. Lately the two have drifted apart, with the 1-year correlation at -0.61 versus -0.38 over 3 years. Stretching to 5 years gives -0.26, with an annualized covariance of -1173.9 %².
WRB is close to the least connected end of GURE's tracked universe, ranking #23 of 23. Their recent paths diverged sharply: over the last 12 months WRB outperformed by 50.5 percentage points (-52.5% for GURE against -2.0% for WRB). Note the risk asymmetry: GURE runs 6.1 times the annualized volatility of the other leg, so equal-weighting the two is not an equal-risk position.
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.
GURE vs WRB: side by side
| GURE (Gulf Resources, Inc.) | WRB (W. R. Berkley Corporation) | |
|---|---|---|
| 1-year return | -52.5% | -2.0% |
| 5-year return | -92.1% | +130.5% |
| Volatility (ann.) | 137.7% | 22.5% |
| Beta vs S&P 500 | -0.30 | 0.19 |
| Max drawdown (3Y) | -88.1% | -17.6% |
| Market cap | – | $25.4B |
| P/E (trailing) | – | 14.1 |
| Dividend yield | 0.00% | 0.54% |
| Sector / category | US Listed | Financials |
Year-by-year returns
| Year | GURE | WRB |
|---|---|---|
| 2022 | -28.6% | +33.9% |
| 2023 | -46.6% | +0.2% |
| 2024 | -65.5% | +27.2% |
| 2025 | -35.1% | +23.0% |
| 2026 | -7.6% | -1.5% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are GURE and WRB good diversifiers for each other?
Yes: at -0.38, the two have gone their own ways historically, which is what genuine diversification looks like.
FAQ
What is the correlation between GURE and WRB?
As of 2026-08-27, the correlation of weekly returns between GURE and WRB is -0.38 over 3 years, -0.61 over 1 year and -0.26 over 5 years.
Is WRB a good diversifier for GURE?
Yes: at -0.38, the two have gone their own ways historically, which is what genuine diversification looks like.
What does a correlation of -0.38 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
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Related comparisons
Hubs: GURE correlations · WRB correlations
