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Colonial Coal International Corp Spline-GARCH Volatility Analysis
Volatility Prediction for Tuesday, February 17th, 2026:86.90% (-3.21%)
Analysis last updated: Saturday, February 14, 2026 at 05:14 PM UTC
Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Colonial Coal International Corp SGARCH
paramt-stat
ω1.15754.04
α0.18405.31
β0.53796.84
γ10.81152.24
γ2-0.9826-1.93
γ30.41781.42
γ4-0.8704-2.76
γ51.00342.97
γ6-0.5737-2.14
γ70.48951.88
γ8-0.5659-1.66
γ90.25630.64
γ100.52591.10
Estimation Period:
Oct 12, 2010 to Feb 13, 2026
Impact of return on volatility tomorrow
Volatility Forecasts