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V-Lab

PT Amman Mineral Internasion Spline-GARCH Volatility Analysis
Volatility Prediction for Wednesday, February 18th, 2026:101.79% (+1.67%)
Analysis last updated: Sunday, February 15, 2026 at 03:54 AM UTC
Date Range:

from

to

6M ·

1Y ·

2Y ·

All

graph of PT Amman Mineral Internasion SGARCH
paramt-stat
ω0.83212.96
α0.18511.84
β0.24220.62
γ15.82420.36
γ2-26.8749-1.05
γ352.66302.25
γ4-59.8661-2.02
γ540.17991.39
γ62.42870.12
γ7-38.9591-2.14
γ840.56582.62
γ9-26.6956-1.85
γ1035.55451.28
Estimation Period:
Jul 7, 2023 to Feb 13, 2026
Impact of return on volatility tomorrow
Volatility Forecasts