Avon Technologies PLC GJR-GARCH Volatility Analysis
Volatility prediction for Wednesday, October 28th, 2026
1 Day
54.76%
decreased by 4.47%
1 Week
54.71%
decreased by 4.52%
1 Month
54.68%
decreased by 4.55%
Analysis last updated: Wednesday, October 28, 2026 at 07:00 PM UTC
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News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jun 30, 2020 to Oct 23, 2026Model Insight
Volatility shocks decay with a half-life of 1 trading day, meaning a shock loses half its impact after approximately 1 day.
σ
GJR-GARCH Model
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Shock decay: Shocks decay with a 1-day half-life
| Param | Value | t-stat |
|---|---|---|
| ωconst | 5.0000 | 1.85* |
| αARCH | 0.1125 | 1.08 |
| βGARCH | 0.4857 | 2.37** |
| γleverage | -0.0396 | -0.24 |
0.578
Persistence1d
Half-lifeσ
GJR-GARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 5.0000 | 1.85* |
α ARCH Response to squared shocks | 0.1125 | 1.08 |
β GARCH Volatility persistence | 0.4857 | 2.37** |
γ leverage Additional response to negative shocks | -0.0396 | -0.24 |
Persistence:
0.578
Half-life:
1 days
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