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V-Lab
V-Lab

Intel Corp Spline-GARCH Volatility Analysis

Volatility prediction for Monday, September 28th, 2026

1 Day

88.37%

decreased by 0.89%

1 Week

89.59%

increased by 0.33%

1 Month

92.97%

increased by 3.71%

Analysis last updated: Friday, September 25, 2026 at 11:19 PM UTC

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graph of Intel Corp SGARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 2, 1990 to Sep 25, 2026

Model 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 13 trading days.

τ

Spline-GARCH Model

Tap to view equation

Time-varying baseline: volatility reverts to a slowly-shifting spline trend
ParamValuet-stat
ωconst0.9530
9.93***
αARCH0.0545
5.47***
βGARCH0.8916
48.69***
∑γi Spline Coefficients
K=8
γ1-0.0186
-0.91
γ20.0618
1.85*
γ3-0.1224
-4.44***
γ40.1392
4.88***
γ5-0.0968
-3.51***
γ60.0886
2.69***
γ7-0.0766
-1.78*
γ80.0823
1.57

0.946

Persistence

13d

Half-life
τ

Spline-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.9530
9.93***
α

ARCH

Response to squared shocks

0.0545
5.47***
β

GARCH

Volatility persistence

0.8916
48.69***
∑γi Spline Coefficients
K=8
γ1-0.0186
-0.91
γ20.0618
1.85*
γ3-0.1224
-4.44***
γ40.1392
4.88***
γ5-0.0968
-3.51***
γ60.0886
2.69***
γ7-0.0766
-1.78*
γ80.0823
1.57

Persistence:

0.946

Half-life:

13 days