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V-Lab

Ventia Services Group Pty Ltd GJR-GARCH Volatility Analysis

Volatility prediction for Wednesday, August 26th, 2026

1 Day

28.61%

decreased by 0.66%

1 Week

30.86%

increased by 1.59%

1 Month

31.59%

increased by 2.32%

Analysis last updated: Wednesday, August 26, 2026 at 09:18 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

All

graph of Ventia Services Group Pty Ltd GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Nov 23, 2021 to Aug 21, 2026

Model Insight

This asset exhibits a strong leverage effect: volatility responds almost entirely to negative shocks. The ARCH response to positive shocks is negligible.

σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

2.6009
14.54***
α

ARCH

Response to squared shocks

0.0104
1.43
β

GARCH

Volatility persistence

0.1536
3.22***
γ

leverage

Additional response to negative shocks

0.3766
2.53**

Persistence:

0.352

Half-life:

1 days