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V-Lab

CBOE Apple Volatility Index MF2-GARCH Volatility Analysis

Volatility prediction for Friday, July 24th, 2026

1 Day

84.41%

decreased by 1.33%

1 Week

89.28%

increased by 3.54%

1 Month

95.79%

increased by 10.05%

Analysis last updated: Friday, July 24, 2026 at 11:36 AM UTC

Date Range:

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to

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graph of CBOE Apple Volatility Index MF2-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 7, 2011 to Jul 17, 2026

Model Insight

This asset shows a rare inverse leverage effect: volatility responds almost entirely to positive returns, rising far more after gains than after losses. This is the reverse of the usual leverage effect, rare among risky assets.

σ

MF2-GARCH Model

Tap to view equation

ParameterValuet-statistic
m

window

Rolling window length

66
α

ARCH

Response to squared shocks

0.2093
24.37***
β

GARCH

Volatility persistence

0.7206
44.23***
γ

leverage

Additional response to negative shocks

-0.2093
-24.36***
λ₁

tau intercept

Baseline long-term coefficient

0.7062
0.39
λ₂

forecast adj.

Forecast performance sensitivity

0.0114
0.51
λ₃

tau persistence

Long-term factor persistence

0.9731
15.98***

Persistence:

0.825

Half-life:

4 days