V-Lab
Intel Corp EGARCH Volatility Analysis
Volatility prediction for Monday, September 14th, 2026
1 Day
61.87%
decreased by 0.77%
1 Week
61.67%
decreased by 0.97%
1 Month
60.93%
decreased by 1.71%
Analysis last updated: Friday, September 11, 2026 at 10:58 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 2, 1990 to Sep 11, 2026Model Insight
Volatility shocks decay with a half-life of 68 trading days, meaning a shock loses half its impact after approximately 68 days.
σ
EGARCH Model
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Shock decay: Shocks decay with a 68-day half-life
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.0241 | 3.66*** |
| αARCH | 0.1112 | 5.61*** |
| βGARCH | 0.9899 | 315.66*** |
| γleverage | -0.0082 | -0.57 |
0.990
Persistence68d
Half-lifeσ
EGARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0241 | 3.66*** |
α ARCH Response to squared shocks | 0.1112 | 5.61*** |
β GARCH Volatility persistence | 0.9899 | 315.66*** |
γ leverage Additional response to negative shocks | -0.0082 | -0.57 |
Persistence:
0.990
Half-life:
68 days
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