Xi'An Peri Power Semiconductor Converting Technology Co Ltd AGARCH Volatility Analysis
Volatility prediction for Tuesday, July 14th, 2026
1 Day
57.94%
decreased by 2.13%
1 Week
58.47%
decreased by 1.60%
1 Month
59.86%
decreased by 0.21%
Analysis last updated: Tuesday, July 14, 2026 at 06:22 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
May 7, 2020 to Jul 10, 2026Model Insight
Volatility shocks decay with a half-life of 10 trading days, meaning a shock loses half its impact after approximately 10 days.
σ
AGARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.9990 | 12.72*** |
α ARCH Response to squared shocks | 0.1416 | 16.42*** |
β GARCH Volatility persistence | 0.7922 | 96.37*** |
γ leverage Additional response to negative shocks | 0.3154 | 1.59 |
Persistence:
0.934
Half-life:
10 days
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