V-Lab
Ventia Services Group Pty Ltd Asy. MEM Volatility Analysis
Volatility prediction for Friday, August 14th, 2026
1 Day
39.66%
decreased by 0.18%
1 Week
39.85%
increased by 0.01%
1 Month
40.48%
increased by 0.64%
Analysis last updated: Friday, August 14, 2026 at 08:07 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Nov 23, 2021 to Aug 7, 2026Model Insight
This asset shows a rare inverse leverage effect: volatility responds almost entirely to positive returns, rising far more after gains than after losses. This is the reverse of the usual leverage effect, rare among risky assets.
μ
AMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.2455 | 5.03*** |
α ARCH Response to squared shocks | 0.0285 | 2.59*** |
β GARCH Volatility persistence | 0.9516 | 187.88*** |
γ leverage Additional response to negative shocks | -0.0284 | -2.28** |
Persistence:
0.966
Half-life:
20 days
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