V-Lab
Silex Systems Ltd GARCH Volatility Analysis
Volatility prediction for Monday, August 10th, 2026
1 Day
79.26%
decreased by 4.54%
1 Week
79.44%
decreased by 4.36%
1 Month
80.02%
decreased by 3.78%
Analysis last updated: Saturday, August 8, 2026 at 06:04 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
May 7, 1998 to Aug 7, 2026Model Insight
Volatility shocks decay with a half-life of 18 trading days, meaning a shock loses half its impact after approximately 18 days.
σ
GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.9818 | 13.59*** |
α ARCH Response to squared shocks | 0.1064 | 19.35*** |
β GARCH Volatility persistence | 0.8566 | 111.96*** |
Persistence:
0.963
Half-life:
18 days
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