V-Lab
Sarajevo Stock Exchange Index 30 EGARCH Volatility Analysis
Volatility prediction for Friday, October 2nd, 2026
1 Day
5.24%
decreased by 0.13%
1 Week
5.46%
increased by 0.09%
1 Month
5.93%
increased by 0.56%
Analysis last updated: Friday, October 2, 2026 at 09:42 PM UTC
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News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Feb 15, 2010 to Sep 24, 2026Model Insight
Volatility shocks decay with a half-life of 6 trading days, meaning a shock loses half its impact after approximately 6 days.
σ
EGARCH Model
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Shock decay: Shocks decay with a 6-day half-life
| Param | Value | t-stat |
|---|---|---|
| ωconst | -0.2099 | -2.28** |
| αARCH | 0.1473 | 3.67*** |
| βGARCH | 0.8849 | 19.03*** |
| γleverage | -0.0065 | -0.18 |
0.885
Persistence6d
Half-lifeσ
EGARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | -0.2099 | -2.28** |
α ARCH Response to squared shocks | 0.1473 | 3.67*** |
β GARCH Volatility persistence | 0.8849 | 19.03*** |
γ leverage Additional response to negative shocks | -0.0065 | -0.18 |
Persistence:
0.885
Half-life:
6 days
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