Jiangsu Ankura Intelligent Power Co Ltd EGARCH Volatility Analysis
Volatility prediction for Tuesday, July 21st, 2026
1 Day
57.95%
increased by 0.13%
1 Week
57.12%
decreased by 0.70%
1 Month
55.17%
decreased by 2.65%
Analysis last updated: Tuesday, July 21, 2026 at 06:26 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Feb 28, 2017 to Jul 17, 2026Model Insight
This asset shows a rare inverse leverage effect: positive returns raise next-day volatility 41% more than negative returns. Volatility rises more after gains than after losses, the reverse of the usual leverage effect and uncommon among risky assets.
σ
EGARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.1909 | 9.62*** |
α ARCH Response to squared shocks | 0.1751 | 10.43*** |
β GARCH Volatility persistence | 0.9203 | 116.01*** |
γ leverage Additional response to negative shocks | 0.0296 | 2.23** |
Persistence:
0.920
Half-life:
8 days
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