V-Lab
Prism Medico & Pharmacy Ltd EGARCH Volatility Analysis
Volatility prediction for Monday, August 17th, 2026
1 Day
56.31%
decreased by 0.14%
1 Week
57.52%
increased by 1.07%
1 Month
62.02%
increased by 5.57%
Analysis last updated: Saturday, August 15, 2026 at 09:09 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jun 15, 2012 to Aug 14, 2026Model Insight
This asset shows a rare inverse leverage effect: positive returns raise next-day volatility 26% 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 | 0.0756 | 7.27*** |
α ARCH Response to squared shocks | 0.2614 | 17.24*** |
β GARCH Volatility persistence | 0.9786 | 269.14*** |
γ leverage Additional response to negative shocks | 0.0304 | 4.35*** |
Persistence:
0.979
Half-life:
32 days
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