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V-Lab

CBOE Apple Volatility Index GARCH Volatility Analysis

Volatility prediction for Friday, September 11th, 2026

1 Day

89.82%

decreased by 0.76%

1 Week

93.20%

increased by 2.62%

1 Month

99.71%

increased by 9.13%

Analysis last updated: Friday, September 11, 2026 at 11:30 AM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of CBOE Apple Volatility Index GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 7, 2011 to Sep 4, 2026

Model Insight

Volatility shocks decay with a half-life of 6 trading days, meaning a shock loses half its impact after approximately 6 days.

σ

GARCH Model

Tap to view equation

Shock decay: Shocks decay with a 6-day half-life
ParamValuet-stat
ωconst5.0000
2.64***
αARCH0.0596
4.36***
βGARCH0.8271
17.72***

0.887

Persistence

6d

Half-life
σ

GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

5.0000
2.64***
α

ARCH

Response to squared shocks

0.0596
4.36***
β

GARCH

Volatility persistence

0.8271
17.72***

Persistence:

0.887

Half-life:

6 days