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V-Lab

CBOE 3-Month Volatility Index GARCH Volatility Analysis

Volatility prediction for Friday, August 7th, 2026

1 Day

61.56%

decreased by 4.28%

1 Week

66.13%

increased by 0.29%

1 Month

73.71%

increased by 7.87%

Analysis last updated: Friday, August 7, 2026 at 11:33 AM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of CBOE 3-Month Volatility Index GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jul 17, 2006 to Jul 31, 2026

Model Insight

Volatility shocks decay with a half-life of 5 trading days, meaning a shock loses half its impact after approximately 5 days.

σ

GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

3.3508
21.82***
α

ARCH

Response to squared shocks

0.2092
27.47***
β

GARCH

Volatility persistence

0.6561
62.40***

Persistence:

0.865

Half-life:

5 days