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V-Lab
V-Lab

Shanghai Stock Exchange Composite Index MF2-GARCH Volatility Analysis

Volatility prediction for Friday, September 4th, 2026

1 Day

15.49%

decreased by 0.67%

1 Week

16.52%

increased by 0.36%

1 Month

18.55%

increased by 2.39%

Analysis last updated: Thursday, September 3, 2026 at 08:27 AM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Shanghai Stock Exchange Composite Index MF2-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 2, 1991 to Aug 28, 2026

Model Insight

This asset exhibits a notable leverage effect: negative returns increase next-day volatility 58% more than equivalent positive returns.

σ

MF2-GARCH Model

Tap to view equation

Leverage: Negative returns increase volatility 58% more than positive returns
ParamValuet-stat
mwindow61
αARCH0.1064
4.77***
βGARCH0.7644
36.54***
γleverage0.0623
2.07**
λ₁tau intercept0.0209
1.83*
λ₂forecast adj.0.0750
3.71***
λ₃tau persistence0.9191
41.09***

0.902

Persistence

7d

Half-life
σ

MF2-GARCH Model

Tap to view equation

ParameterValuet-statistic
m

window

Rolling window length

61
α

ARCH

Response to squared shocks

0.1064
4.77***
β

GARCH

Volatility persistence

0.7644
36.54***
γ

leverage

Additional response to negative shocks

0.0623
2.07**
λ₁

tau intercept

Baseline long-term coefficient

0.0209
1.83*
λ₂

forecast adj.

Forecast performance sensitivity

0.0750
3.71***
λ₃

tau persistence

Long-term factor persistence

0.9191
41.09***

Persistence:

0.902

Half-life:

7 days