GURE vs MDU: Correlation
Measured on weekly returns over the past three years, Gulf Resources, Inc. (GURE) and MDU Resources Group, Inc. (MDU) carry a correlation of -0.29, a negative link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are GURE and MDU?
On 3 years of weekly data the GURE/MDU correlation comes out at -0.29, negative, meaning they tend to move in opposite directions. The link has loosened recently: the 1-year correlation (-0.50) runs below the 3-year figure (-0.29). The 5-year figure is -0.20, and annualized covariance runs at -1007.4 %².
Out of 23 assets tracked against GURE, MDU lands near the bottom at #20. Their recent paths diverged sharply: over the last 12 months MDU outperformed by 78.8 percentage points (-52.5% for GURE against +26.3% for MDU). Risk is not evenly split, since GURE carries 5.5 times the volatility of the other side.
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 MDU: side by side
| GURE (Gulf Resources, Inc.) | MDU (MDU Resources Group, Inc.) | |
|---|---|---|
| 1-year return | -52.5% | +26.3% |
| 5-year return | -92.1% | +90.7% |
| Volatility (ann.) | 137.7% | 25.2% |
| Beta vs S&P 500 | -0.30 | 0.55 |
| Max drawdown (3Y) | -88.1% | -21.5% |
| Market cap | – | $4.2B |
| P/E (trailing) | – | 21.7 |
| Dividend yield | 0.00% | 2.76% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | GURE | MDU |
|---|---|---|
| 2022 | -28.6% | +1.5% |
| 2023 | -46.6% | -1.9% |
| 2024 | -65.5% | +68.0% |
| 2025 | -35.1% | +11.8% |
| 2026 | -7.6% | +4.8% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are GURE and MDU good diversifiers for each other?
Yes. With a correlation of -0.29, GURE and MDU have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
FAQ
What is the correlation between GURE and MDU?
As of 2026-08-27, the correlation of weekly returns between GURE and MDU is -0.29 over 3 years, -0.50 over 1 year and -0.20 over 5 years.
Is MDU a good diversifier for GURE?
Yes. With a correlation of -0.29, GURE and MDU have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
What does a correlation of -0.29 mean?
A reading of -0.29 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/gure-vs-mdu.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/gure-vs-mdu/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: GURE correlations · MDU correlations
