Avon Technologies PLC GJR-GARCH Volatility Analysis
Volatility prediction for Monday, July 20th, 2026
1 Day
49.84%
decreased by 0.06%
1 Week
52.62%
increased by 2.72%
1 Month
54.21%
increased by 4.31%
Analysis last updated: Saturday, July 18, 2026 at 10:39 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jun 30, 2020 to Jul 17, 2026Boundary Parameters
Model 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
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 5.0000 | 7.56*** |
α ARCH Response to squared shocks | 0.1224 | 4.47*** |
β GARCH Volatility persistence | 0.4775 | 9.63*** |
γ leverage Additional response to negative shocks | -0.0408 | -0.95 |
Persistence:
0.580
Half-life:
1 days
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