V-Lab
Intel Corp GJR-GARCH Volatility Analysis
Volatility prediction for Monday, September 14th, 2026
1 Day
70.59%
decreased by 0.80%
1 Week
70.50%
decreased by 0.89%
1 Month
70.13%
decreased by 1.26%
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
With persistence 0.998, volatility shocks have a half-life of 294 trading days (~1.2 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.
σ
GJR-GARCH Model
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High persistence: persistence 0.998, shock half-life ~294 days
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.0206 | 2.38** |
| αARCH | 0.0319 | 3.66*** |
| βGARCH | 0.9664 | 152.10*** |
| γleverage | -0.0013 | -0.11 |
0.998
Persistence294d
Half-lifeσ
GJR-GARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0206 | 2.38** |
α ARCH Response to squared shocks | 0.0319 | 3.66*** |
β GARCH Volatility persistence | 0.9664 | 152.10*** |
γ leverage Additional response to negative shocks | -0.0013 | -0.11 |
Persistence:
0.998
Half-life:
294 days
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