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V-Lab

Shenzhen Stock Exchange Composite Index MF2-GARCH Volatility Analysis

Volatility prediction for Friday, September 18th, 2026

1 Day

22.67%

decreased by 0.65%

1 Week

24.67%

increased by 1.35%

1 Month

28.01%

increased by 4.69%

Analysis last updated: Friday, September 18, 2026 at 10:02 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Shenzhen Stock Exchange Composite Index MF2-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Apr 3, 1991 to Sep 10, 2026

Model Insight

This asset exhibits a notable leverage effect: negative returns increase next-day volatility 68% more than equivalent positive returns.

σ

MF2-GARCH Model

Tap to view equation

Leverage: Negative returns increase volatility 68% more than positive returns
ParamValuet-stat
mwindow66
αARCH0.0883
4.47***
βGARCH0.7450
28.21***
γleverage0.0604
2.43**
λ₁tau intercept0.4784
3.02***
λ₂forecast adj.0.8228
8.74***
λ₃tau persistence0.0563
0.62

0.864

Persistence

5d

Half-life
σ

MF2-GARCH Model

Tap to view equation

ParameterValuet-statistic
m

window

Rolling window length

66
α

ARCH

Response to squared shocks

0.0883
4.47***
β

GARCH

Volatility persistence

0.7450
28.21***
γ

leverage

Additional response to negative shocks

0.0604
2.43**
λ₁

tau intercept

Baseline long-term coefficient

0.4784
3.02***
λ₂

forecast adj.

Forecast performance sensitivity

0.8228
8.74***
λ₃

tau persistence

Long-term factor persistence

0.0563
0.62

Persistence:

0.864

Half-life:

5 days