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Han Kook Capital Co Ltd GARCH Volatility Analysis

Volatility prediction for Monday, October 19th, 2026

1 Day

27.32%

increased by 8.51%

1 Week

28.15%

increased by 9.34%

1 Month

31.12%

increased by 12.31%

Analysis last updated: Sunday, October 18, 2026 at 12:33 AM UTC

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Date Range:

from

10/16/2024

to

10/16/2026

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Han Kook Capital Co Ltd GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 26, 2001 to Oct 16, 2026

Model Insight

With persistence 0.992, volatility shocks have a half-life of 87 trading days (~0.3 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.

σ

GARCH Model

Tap to view equation

High persistence: persistence 0.992, shock half-life ~87 days
ParamValuet-stat
ωconst0.1161
3.55***
αARCH0.1433
4.94***
βGARCH0.8488
32.58***

0.992

Persistence

87d

Half-life
σ

GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.1161
3.55***
α

ARCH

Response to squared shocks

0.1433
4.94***
β

GARCH

Volatility persistence

0.8488
32.58***

Persistence:

0.992

Half-life:

87 days