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V-Lab
V-Lab

Intel Corp APARCH Volatility Analysis

Volatility prediction for Monday, September 14th, 2026

1 Day

58.55%

decreased by 0.90%

1 Week

58.28%

decreased by 1.17%

1 Month

57.30%

decreased by 2.15%

Analysis last updated: Friday, September 11, 2026 at 10:59 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Intel Corp APARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 2, 1990 to Sep 11, 2026

Model Insight

Volatility shocks decay with a half-life of 51 trading days, meaning a shock loses half its impact after approximately 51 days. The volatility power δ = 0.87 sits below 2, so large shocks influence volatility less than quadratically, a more outlier-robust response than standard GARCH.

σ

APARCH Model

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Shock decay: Shocks decay with a 51-day half-lifeδ = 0.87 · sub-quadratic power
ParamValuet-stat
ωconst0.0353
3.45***
αARCH0.0650
5.30***
βGARCH0.9350
75.65***
γleverage0.1578
1.50
δpower0.8667
5.22***

0.987

Persistence

51d

Half-life
σ

APARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0353
3.45***
α

ARCH

Response to squared shocks

0.0650
5.30***
β

GARCH

Volatility persistence

0.9350
75.65***
γ

leverage

Additional response to negative shocks

0.1578
1.50
δ

power

Transformation power

0.8667
5.22***

Persistence:

0.987

Half-life:

51 days