Skip to main content
V-Lab
V-Lab

S&P / ASX 200 Volatility Index MF2-GARCH Volatility Analysis

Volatility prediction for Friday, September 11th, 2026

1 Day

113.25%

increased by 16.21%

1 Week

107.57%

increased by 10.53%

1 Month

100.49%

increased by 3.45%

Analysis last updated: Saturday, September 12, 2026 at 12:50 AM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of S&P / ASX 200 Volatility Index MF2-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 2, 2008 to Sep 10, 2026
Boundary Parameters

Model Insight

Volatility shocks decay with a half-life of 3 trading days, meaning a shock loses half its impact after approximately 3 days.

σ

MF2-GARCH Model

Tap to view equation

Shock decay: Shocks decay with a 3-day half-life
ParamValuet-stat
mwindow51
αARCH0.1551
5.34***
βGARCH0.6176
11.19***
γleverage0.0014
0.02
λ₁tau intercept10.0000
0.73
λ₂forecast adj.0.1897
0.72
λ₃tau persistence0.5826
1.02

0.773

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

0.1551
5.34***
β

GARCH

Volatility persistence

0.6176
11.19***
γ

leverage

Additional response to negative shocks

0.0014
0.02
λ₁

tau intercept

Baseline long-term coefficient

10.0000
0.73
λ₂

forecast adj.

Forecast performance sensitivity

0.1897
0.72
λ₃

tau persistence

Long-term factor persistence

0.5826
1.02

Persistence:

0.773

Half-life:

3 days