V-Lab
Zeng Hsing Industrial Co Ltd MF2-GARCH Volatility Analysis
Volatility prediction for Tuesday, August 25th, 2026
1 Day
28.65%
increased by 0.04%
1 Week
26.16%
decreased by 2.45%
1 Month
22.30%
decreased by 6.31%
Analysis last updated: Tuesday, August 25, 2026 at 08:18 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Sep 18, 2007 to Aug 21, 2026Model Insight
Volatility shocks decay with a half-life of 3 trading days, meaning a shock loses half its impact after approximately 3 days.
σ
MF2-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
m window Rolling window length | 21 | |
α ARCH Response to squared shocks | 0.1203 | 18.04*** |
β GARCH Volatility persistence | 0.6916 | 52.02*** |
γ leverage Additional response to negative shocks | 0.0031 | 0.28 |
λ₁ tau intercept Baseline long-term coefficient | 0.0028 | 1.03 |
λ₂ forecast adj. Forecast performance sensitivity | 0.0070 | 2.51** |
λ₃ tau persistence Long-term factor persistence | 0.9913 | 258.35*** |
Persistence:
0.813
Half-life:
3 days
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