V-Lab
Applied Materials Inc EGARCH Volatility Analysis
Volatility prediction for Monday, September 21st, 2026
1 Day
58.82%
increased by 1.52%
1 Week
58.75%
increased by 1.45%
1 Month
58.51%
increased by 1.21%
Analysis last updated: Friday, September 18, 2026 at 10:06 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 2, 1990 to Sep 18, 2026Model Insight
This asset exhibits a notable leverage effect: negative returns increase next-day volatility 69% more than equivalent positive returns.
σ
EGARCH Model
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Leverage: Negative returns increase volatility 69% more than positive returns
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.0254 | 3.79*** |
| αARCH | 0.1058 | 8.79*** |
| βGARCH | 0.9899 | 435.30*** |
| γleverage | -0.0273 | -2.67*** |
0.990
Persistence68d
Half-lifeσ
EGARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0254 | 3.79*** |
α ARCH Response to squared shocks | 0.1058 | 8.79*** |
β GARCH Volatility persistence | 0.9899 | 435.30*** |
γ leverage Additional response to negative shocks | -0.0273 | -2.67*** |
Persistence:
0.990
Half-life:
68 days
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