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Good Will Instrument Co Ltd Spline-GARCH Volatility Analysis
Volatility Prediction for Monday, February 9th, 2026:37.62% (+5.03%)
Analysis last updated: Sunday, February 8, 2026 at 02:46 AM UTC
Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Good Will Instrument Co Ltd SGARCH
paramt-stat
ω2.33188.66
α0.12377.11
β0.757124.58
γ10.06201.05
γ20.00720.08
γ3-0.1841-2.88
γ40.19553.09
γ5-0.0684-0.89
γ6-0.0678-0.76
γ70.15741.71
γ8-0.1734-1.32
Estimation Period:
May 28, 2001 to Feb 6, 2026
Impact of return on volatility tomorrow
Volatility Forecasts