S&P GSCI Light Energy Spot Index MF2-GARCH Volatility Analysis
High-persistence model: shocks decay very slowly, so the theoretical long-run value may not be practically meaningful
Volatility prediction for Monday, April 20th, 2026
1 Day
8.85%
increased by 0.67%
1 Week
9.77%
increased by 1.59%
1 Month
13.42%
increased by 5.24%
Analysis last updated: Friday, April 17, 2026 at 11:05 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
| param | t-stat | |
|---|---|---|
| 91 | ||
| 0.7500 | 7,499,860.00 | |
| 0.0000 | 140.00 | |
| 0.5000 | 5,000,000.00 | |
| 7.0156 | 39.99 | |
| 0.3000 | 18.79 | |
| 0.0000 | 0.00 |
Estimation Period:
Jan 2, 1990 to Apr 17, 2026
Jan 2, 1990 to Apr 17, 2026
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