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Coal Energy Sa Spline-GARCH Volatility Analysis
Volatility Prediction for Monday, February 16th, 2026:45.16% (-0.15%)
Analysis last updated: Sunday, February 15, 2026 at 02:51 AM UTC
Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Coal Energy Sa SGARCH
paramt-stat
ω0.57924.16
α0.18575.33
β0.649411.41
γ11.09253.02
γ2-2.0527-3.92
γ31.63264.47
γ4-1.1157-3.04
γ50.79462.05
γ6-0.6113-1.77
γ70.54811.34
γ8-1.3117-2.20
γ92.58763.80
γ10-3.1731-3.71
Estimation Period:
Aug 5, 2011 to Feb 13, 2026
Impact of return on volatility tomorrow
Volatility Forecasts