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V-Lab

Sarajevo Stock Exchange Index 30 GJR-GARCH Volatility Analysis

Volatility prediction for Friday, July 17th, 2026

1 Day

5.32%

increased by 0.16%

1 Week

5.39%

increased by 0.23%

1 Month

5.58%

increased by 0.42%

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

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Sarajevo Stock Exchange Index 30 GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Feb 15, 2010 to Apr 30, 2026

Model Insight

Volatility shocks decay with a half-life of 9 trading days, meaning a shock loses half its impact after approximately 9 days.

σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0102
8.85***
α

ARCH

Response to squared shocks

0.0542
10.64***
β

GARCH

Volatility persistence

0.8648
75.12***
γ

leverage

Additional response to negative shocks

0.0104
1.01

Persistence:

0.924

Half-life:

9 days