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V-Lab

CBOE VIX Indicative Ask Index GARCH Volatility Analysis

Volatility prediction for Tuesday, August 11th, 2026

1 Day

107.65%

decreased by 4.13%

1 Week

110.50%

decreased by 1.28%

1 Month

117.18%

increased by 5.40%

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

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of CBOE VIX Indicative Ask Index GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Sep 18, 2009 to Aug 7, 2026

Model Insight

Volatility shocks decay with a half-life of 8 trading days, meaning a shock loses half its impact after approximately 8 days.

σ

GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

5.0000
18.13***
α

ARCH

Response to squared shocks

0.1284
19.79***
β

GARCH

Volatility persistence

0.7920
100.82***

Persistence:

0.920

Half-life:

8 days