V-Lab
Intel Corp Spline-GARCH Volatility Analysis
Volatility prediction for Friday, September 11th, 2026
1 Day
83.34%
increased by 1.44%
1 Week
84.90%
increased by 3.00%
1 Month
89.15%
increased by 7.25%
Analysis last updated: Thursday, September 10, 2026 at 09:36 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 2, 1990 to Sep 4, 2026Model Insight
This model fits a time-varying baseline (a spline), so volatility mean-reverts toward a slowly-shifting long-run level rather than a constant. Short-run deviations decay with a half-life of 12 trading days.
τ
Spline-GARCH Model
Tap to view equation
Time-varying baseline: volatility reverts to a slowly-shifting spline trend
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.9561 | 9.97*** |
| αARCH | 0.0547 | 5.47*** |
| βGARCH | 0.8908 | 48.25*** |
Spline Coefficients
K=8
| γ1 | -0.0191 | -0.93 |
| γ2 | 0.0631 | 1.89* |
| γ3 | -0.1239 | -4.49*** |
| γ4 | 0.1404 | 4.93*** |
| γ5 | -0.0976 | -3.53*** |
| γ6 | 0.0890 | 2.69*** |
| γ7 | -0.0761 | -1.77* |
| γ8 | 0.0795 | 1.52 |
0.945
Persistence12d
Half-lifeτ
Spline-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.9561 | 9.97*** |
α ARCH Response to squared shocks | 0.0547 | 5.47*** |
β GARCH Volatility persistence | 0.8908 | 48.25*** |
Spline Coefficients
K=8
| γ1 | -0.0191 | -0.93 |
| γ2 | 0.0631 | 1.89* |
| γ3 | -0.1239 | -4.49*** |
| γ4 | 0.1404 | 4.93*** |
| γ5 | -0.0976 | -3.53*** |
| γ6 | 0.0890 | 2.69*** |
| γ7 | -0.0761 | -1.77* |
| γ8 | 0.0795 | 1.52 |
Persistence:
0.945
Half-life:
12 days
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