S&P GSCI Coffee Index GJR-GARCH Volatility Analysis
Volatility prediction for Monday, May 25th, 2026
1 Day
30.05%
decreased by 0.76%
1 Week
30.30%
decreased by 0.51%
1 Month
31.16%
increased by 0.35%
Analysis last updated: Friday, May 22, 2026 at 11:22 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
| param | t-stat | |
|---|---|---|
| 0.1152 | 17.66 | |
| 0.0943 | 18.06 | |
| 0.9192 | 386.20 | |
| -0.0739 | -12.56 |
Estimation Period:
Jan 2, 1990 to May 22, 2026
Jan 2, 1990 to May 22, 2026
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