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V-Lab

Egyptian EGX 30 Price Return Index GJR-GARCH Volatility Analysis

Volatility prediction for Sunday, July 19th, 2026

1 Day

22.09%

decreased by 0.99%

1 Week

22.41%

decreased by 0.67%

1 Month

23.39%

increased by 0.31%

Analysis last updated: Friday, July 17, 2026 at 11:34 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Egyptian EGX 30 Price Return Index GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 1, 1998 to Jul 16, 2026

Model Insight

This asset exhibits a modest leverage effect: negative returns increase next-day volatility 42% more than equivalent positive returns.

σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0962
12.94***
α

ARCH

Response to squared shocks

0.0970
11.37***
β

GARCH

Volatility persistence

0.8477
130.14***
γ

leverage

Additional response to negative shocks

0.0411
3.57***

Persistence:

0.965

Half-life:

20 days