V-Lab
News Corp AGARCH Volatility Analysis
Volatility prediction for Tuesday, October 6th, 2026
1 Day
23.02%
decreased by 1.01%
1 Week
24.33%
increased by 0.30%
1 Month
26.59%
increased by 2.56%
Analysis last updated: Monday, October 5, 2026 at 09:32 PM UTC
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News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jun 19, 2013 to Oct 2, 2026Model Insight
Volatility shocks decay with a half-life of 5 trading days, meaning a shock loses half its impact after approximately 5 days.
σ
AGARCH Model
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Shock decay: Shocks decay with a 5-day half-life
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.4093 | 2.50** |
| αARCH | 0.1405 | 4.80*** |
| βGARCH | 0.7290 | 12.48*** |
| γleverage | 0.1908 | 0.81 |
0.869
Persistence5d
Half-lifeσ
AGARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.4093 | 2.50** |
α ARCH Response to squared shocks | 0.1405 | 4.80*** |
β GARCH Volatility persistence | 0.7290 | 12.48*** |
γ leverage Additional response to negative shocks | 0.1908 | 0.81 |
Persistence:
0.869
Half-life:
5 days
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