GURE vs SR: Correlation
How closely do Gulf Resources, Inc. (GURE) and Spire Inc. (SR) trade together? Their weekly returns over three years give a correlation of -0.20, which is negative.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are GURE and SR?
Across a 3-year window, the weekly returns of GURE and SR correlate at -0.20, negative, meaning they tend to move in opposite directions. The link has loosened recently: the 1-year correlation (-0.36) runs below the 3-year figure (-0.20). Stretching to 5 years gives -0.10, with an annualized covariance of -534.3 %².
By 3-year correlation, SR places #12 of the 23 assets tracked against GURE. Correlation aside, the last 12 months split them widely, with SR ahead by 64.1 points (-52.5% versus +11.6%). Risk is not evenly split, since GURE carries 7.0 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 SR: side by side
| GURE (Gulf Resources, Inc.) | SR (Spire Inc.) | |
|---|---|---|
| 1-year return | -52.5% | +11.6% |
| 5-year return | -92.1% | +53.3% |
| Volatility (ann.) | 137.7% | 19.6% |
| Beta vs S&P 500 | -0.30 | 0.17 |
| Max drawdown (3Y) | -88.1% | -19.4% |
| Market cap | – | $4.9B |
| P/E (trailing) | – | 18.2 |
| Dividend yield | 0.00% | 3.90% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | GURE | SR |
|---|---|---|
| 2022 | -28.6% | +9.8% |
| 2023 | -46.6% | -5.3% |
| 2024 | -65.5% | +14.1% |
| 2025 | -35.1% | +27.1% |
| 2026 | -7.6% | +1.8% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are GURE and SR good diversifiers for each other?
Yes. With a correlation of -0.20, GURE and SR have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
FAQ
What is the correlation between GURE and SR?
Using weekly returns as of 2026-08-27: -0.20 over 3 years, with -0.36 over the last year and -0.10 over 5 years.
Is SR a good diversifier for GURE?
Yes. With a correlation of -0.20, GURE and SR have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
What does a correlation of -0.20 mean?
A reading of -0.20 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-sr.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/gure-vs-sr/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: GURE correlations · SR correlations
