Xi'An Peri Power Semiconductor Converting Technology Co Ltd Asy. MEM Volatility Analysis
Volatility prediction for Tuesday, July 14th, 2026
1 Day
80.20%
increased by 14.20%
1 Week
79.80%
increased by 13.80%
1 Month
78.37%
increased by 12.37%
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 29, 2020 to Jul 10, 2026Model Insight
Volatility shocks decay with a half-life of 33 trading days, meaning a shock loses half its impact after approximately 33 days.
μ
AMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.3953 | 13.97*** |
α ARCH Response to squared shocks | 0.3216 | 20.16*** |
β GARCH Volatility persistence | 0.6617 | 64.41*** |
γ leverage Additional response to negative shocks | -0.0078 | -0.29 |
Persistence:
0.979
Half-life:
33 days
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