S&P GSCI Copper Spot Index GJR-GARCH Volatility Analysis
Volatility prediction for Monday, June 29th, 2026
1 Day
21.32%
decreased by 0.39%
1 Week
21.36%
decreased by 0.35%
1 Month
21.50%
decreased by 0.21%
Analysis last updated: Saturday, June 27, 2026 at 12:21 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
| param | t-stat | |
|---|---|---|
| 0.0234 | 17.24 | |
| 0.0415 | 16.28 | |
| 0.9412 | 485.13 | |
| 0.0122 | 3.01 |
Estimation Period:
Jan 2, 1990 to Jun 26, 2026
Jan 2, 1990 to Jun 26, 2026
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