V-Lab
Ambica Agarb & Aroma Ind EGARCH Volatility Analysis
Volatility prediction for Monday, August 17th, 2026
1 Day
41.95%
decreased by 2.46%
1 Week
45.57%
increased by 1.16%
1 Month
54.26%
increased by 9.85%
Analysis last updated: Saturday, August 15, 2026 at 09:39 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
May 4, 2011 to Aug 14, 2026Model Insight
This asset shows a rare inverse leverage effect: positive returns raise next-day volatility 113% 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 | 0.3006 | 5.98*** |
α ARCH Response to squared shocks | 0.2653 | 10.46*** |
β GARCH Volatility persistence | 0.8912 | 48.43*** |
γ leverage Additional response to negative shocks | 0.0957 | 4.81*** |
Persistence:
0.891
Half-life:
6 days
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