V-Lab
Hongxing Coldchain Hunan Co Ltd EGARCH Volatility Analysis
Volatility prediction for Thursday, September 3rd, 2026
1 Day
82.46%
decreased by 35.28%
1 Week
68.42%
decreased by 49.32%
1 Month
51.12%
decreased by 66.62%
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
This asset exhibits a notable leverage effect: negative returns increase next-day volatility 68% more than equivalent positive returns.
σ
EGARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.2983 | 5.15*** |
α ARCH Response to squared shocks | 0.5588 | 12.70*** |
β GARCH Volatility persistence | 0.8364 | 37.10*** |
γ leverage Additional response to negative shocks | -0.1420 | -3.34*** |
Persistence:
0.836
Half-life:
4 days
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