Skip to main content
V-Lab

CBOE 1-Day Volatility Index EGARCH Volatility Analysis

Volatility prediction for Friday, August 7th, 2026

1 Day

383.54%

decreased by 7.02%

1 Week

382.81%

decreased by 7.75%

1 Month

382.17%

decreased by 8.39%

Analysis last updated: Friday, August 7, 2026 at 11:32 AM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

All

graph of CBOE 1-Day Volatility Index EGARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

May 13, 2022 to Jul 31, 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

EGARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

1.9129
7.88***
α

ARCH

Response to squared shocks

0.0780
5.08***
β

GARCH

Volatility persistence

0.6993
20.04***
γ

leverage

Additional response to negative shocks

0.2002
11.49***

Persistence:

0.699

Half-life:

2 days