Ventia Services Group Pty Ltd GJR-GARCH Volatility Analysis
Volatility prediction for Tuesday, July 14th, 2026
1 Day
28.26%
decreased by 1.90%
1 Week
30.93%
increased by 0.77%
1 Month
31.79%
increased by 1.63%
Analysis last updated: Tuesday, July 14, 2026 at 07:53 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Nov 23, 2021 to Jul 9, 2026Model 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
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 2.6037 | 14.79*** |
α ARCH Response to squared shocks | 0.0087 | 1.22 |
β GARCH Volatility persistence | 0.1540 | 3.31*** |
γ leverage Additional response to negative shocks | 0.3979 | 2.58*** |
Persistence:
0.362
Half-life:
1 days
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