Xi'An Peri Power Semiconductor Converting Technology Co Ltd MF2-GARCH Volatility Analysis
Volatility prediction for Tuesday, July 14th, 2026
1 Day
72.13%
increased by 9.67%
1 Week
71.64%
increased by 9.18%
1 Month
70.53%
increased by 8.07%
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 7 trading days, meaning a shock loses half its impact after approximately 7 days.
σ
MF2-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
m window Rolling window length | 76 | |
α ARCH Response to squared shocks | 0.0826 | 9.72*** |
β GARCH Volatility persistence | 0.8254 | 42.14*** |
γ leverage Additional response to negative shocks | -0.0023 | -0.22 |
λ₁ tau intercept Baseline long-term coefficient | 1.6619 | 0.24 |
λ₂ forecast adj. Forecast performance sensitivity | 0.2198 | 0.22 |
λ₃ tau persistence Long-term factor persistence | 0.6420 | 0.40 |
Persistence:
0.907
Half-life:
7 days
Other Xi'An Peri Power Semiconductor Converting Technology Co Ltd Analyses
Other MF2-GARCH Analyses on International Equities