Artha Mahiya Investama Tbk PT Zero Slope Spline-GARCH Volatility Analysis
Volatility Prediction for Friday, February 13th, 2026:118.11% (-14.82%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 4.3761 | 2.29 | |
| 0.2205 | 29.77 | |
| 0.7781 | 118.61 | |
| -0.0558 | -0.04 | |
| -0.7282 | -0.41 | |
| 1.8511 | 1.51 | |
| -1.6782 | -1.45 | |
| 1.3872 | 1.00 | |
| -8.6986 | -4.11 | |
| 24.7925 | 10.87 | |
| -35.4761 | -7.26 | |
| 34.0781 | 4.12 | |
| -21.8074 | -3.25 |
Estimation Period:
Sep 11, 2002 to Feb 6, 2026
Sep 11, 2002 to Feb 6, 2026
News Impact Curve
Volatility Forecasts
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