V-Lab
Strong H Machinery Technology Cayman Inc AGARCH Volatility Analysis
Volatility prediction for Monday, August 17th, 2026
1 Day
18.48%
increased by 1.28%
1 Week
20.02%
increased by 2.82%
1 Month
24.53%
increased by 7.33%
Analysis last updated: Sunday, August 16, 2026 at 01:36 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Dec 9, 2016 to Aug 14, 2026Model Insight
Volatility shocks decay with a half-life of 26 trading days, meaning a shock loses half its impact after approximately 26 days.
σ
AGARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.1561 | 14.00*** |
α ARCH Response to squared shocks | 0.2626 | 22.13*** |
β GARCH Volatility persistence | 0.7114 | 82.26*** |
γ leverage Additional response to negative shocks | 0.0318 | 0.59 |
Persistence:
0.974
Half-life:
26 days
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