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KOSPI 200 Volatility Index MF2-GARCH Volatility Analysis

Volatility prediction for Monday, September 28th, 2026

1 Day

66.75%

decreased by 0.81%

1 Week

70.54%

increased by 2.98%

1 Month

77.94%

increased by 10.38%

Analysis last updated: Friday, September 25, 2026 at 09:06 PM UTC

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Date Range:

from

09/23/2024

to

09/23/2026

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of KOSPI 200 Volatility Index MF2-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 1, 2003 to Sep 23, 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

Tap to view equation

Inverse leverage: volatility responds almost entirely to positive returns
ParamValuet-stat
mwindow81
αARCH0.2088
5.50***
βGARCH0.7877
21.84***
γleverage-0.2088
-5.45***
λ₁tau intercept0.0961
0.84
λ₂forecast adj.0.0055
1.91*
λ₃tau persistence0.9912
172.20***

0.892

Persistence

6d

Half-life
σ

MF2-GARCH Model

Tap to view equation

ParameterValuet-statistic
m

window

Rolling window length

81
α

ARCH

Response to squared shocks

0.2088
5.50***
β

GARCH

Volatility persistence

0.7877
21.84***
γ

leverage

Additional response to negative shocks

-0.2088
-5.45***
λ₁

tau intercept

Baseline long-term coefficient

0.0961
0.84
λ₂

forecast adj.

Forecast performance sensitivity

0.0055
1.91*
λ₃

tau persistence

Long-term factor persistence

0.9912
172.20***

Persistence:

0.892

Half-life:

6 days