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CBOE VIX Indicative Ask Index MF2-GARCH Volatility Analysis

Volatility prediction for Monday, September 14th, 2026

1 Day

113.80%

decreased by 10.30%

1 Week

115.74%

decreased by 8.36%

1 Month

118.25%

decreased by 5.85%

Analysis last updated: Monday, September 14, 2026 at 03:14 PM UTC

Date Range:

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to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

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graph of CBOE VIX Indicative Ask Index MF2-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Sep 18, 2009 to Sep 11, 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

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Inverse leverage: volatility responds almost entirely to positive returns
ParamValuet-stat
mwindow51
αARCH0.2942
6.95***
βGARCH0.6672
19.47***
γleverage-0.2942
-6.22***
λ₁tau intercept0.3982
0.45
λ₂forecast adj.0.0039
0.80
λ₃tau persistence0.9890
49.03***

0.814

Persistence

3d

Half-life
σ

MF2-GARCH Model

Tap to view equation

ParameterValuet-statistic
m

window

Rolling window length

51
α

ARCH

Response to squared shocks

0.2942
6.95***
β

GARCH

Volatility persistence

0.6672
19.47***
γ

leverage

Additional response to negative shocks

-0.2942
-6.22***
λ₁

tau intercept

Baseline long-term coefficient

0.3982
0.45
λ₂

forecast adj.

Forecast performance sensitivity

0.0039
0.80
λ₃

tau persistence

Long-term factor persistence

0.9890
49.03***

Persistence:

0.814

Half-life:

3 days