Egyptian EGX 30 Price Return Index EGARCH Volatility Analysis
Volatility prediction for Sunday, July 19th, 2026
1 Day
22.58%
decreased by 0.68%
1 Week
22.98%
decreased by 0.28%
1 Month
24.09%
increased by 0.83%
Analysis last updated: Friday, July 17, 2026 at 11:34 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 1, 1998 to Jul 16, 2026Model Insight
This asset exhibits a modest leverage effect: negative returns increase next-day volatility 42% more than equivalent positive returns.
σ
EGARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0677 | 8.54*** |
α ARCH Response to squared shocks | 0.1838 | 8.62*** |
β GARCH Volatility persistence | 0.9309 | 87.90*** |
γ leverage Additional response to negative shocks | -0.0318 | -3.61*** |
Persistence:
0.931
Half-life:
10 days
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