V-Lab
Hongxing Coldchain Hunan Co Ltd GARCH Volatility Analysis
Volatility prediction for Thursday, September 3rd, 2026
1 Day
53.24%
decreased by 23.05%
1 Week
54.83%
decreased by 21.46%
1 Month
57.69%
decreased by 18.60%
Analysis last updated: Thursday, September 3, 2026 at 06:41 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 13, 2026 to Aug 21, 2026Model Insight
Volatility shocks decay with a half-life of 5 trading days, meaning a shock loses half its impact after approximately 5 days.
σ
GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 1.8300 | 10.26*** |
α ARCH Response to squared shocks | 0.5232 | 11.99*** |
β GARCH Volatility persistence | 0.3485 | 12.96*** |
Persistence:
0.872
Half-life:
5 days
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