PT Amman Mineral Internasion Zero Slope Spline-GARCH Volatility Analysis
Volatility Prediction for Thursday, February 19th, 2026:61.08% (-2.62%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 0.8385 | 2.97 | |
| 0.1995 | 1.94 | |
| 0.2787 | 0.75 | |
| 5.8552 | 0.36 | |
| -26.4067 | -1.02 | |
| 51.5025 | 2.14 | |
| -58.7839 | -1.89 | |
| 39.5048 | 1.30 | |
| 2.5060 | 0.11 | |
| -37.5198 | -1.95 | |
| 35.8947 | 2.16 | |
| -14.9593 | -1.22 | |
| 1.4521 | 0.12 |
Estimation Period:
Jul 7, 2023 to Feb 13, 2026
Jul 7, 2023 to Feb 13, 2026
News Impact Curve
Volatility Forecasts
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