S&P GSCI Petroleum Spot Index GJR-GARCH Volatility Analysis
Volatility prediction for Monday, May 18th, 2026
1 Day
58.92%
decreased by 0.64%
1 Week
58.56%
decreased by 1.00%
1 Month
57.18%
decreased by 2.38%
Analysis last updated: Friday, May 15, 2026 at 11:04 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
| param | t-stat | |
|---|---|---|
| 0.0511 | 23.76 | |
| 0.0611 | 15.62 | |
| 0.9153 | 417.97 | |
| 0.0272 | 4.45 |
Estimation Period:
Jan 2, 1990 to May 15, 2026
Jan 2, 1990 to May 15, 2026
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