V-Lab
Heungkuk Fire & Marine Insurance Co Ltd EGARCH Volatility Analysis
Volatility prediction for Tuesday, August 11th, 2026
1 Day
44.59%
decreased by 1.05%
1 Week
45.59%
decreased by 0.05%
1 Month
49.13%
increased by 3.49%
Analysis last updated: Tuesday, August 11, 2026 at 08:41 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 3, 1990 to Aug 7, 2026Model Insight
This asset shows a rare inverse leverage effect: positive returns raise next-day volatility 12% 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 | 0.0854 | 28.85*** |
α ARCH Response to squared shocks | 0.2832 | 44.32*** |
β GARCH Volatility persistence | 0.9697 | 820.35*** |
γ leverage Additional response to negative shocks | 0.0158 | 2.64*** |
Persistence:
0.970
Half-life:
22 days
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