Skip to main content
V-Lab

Korea Cast Iron Pipe Industries Co Ltd GAS-GARCH Student T Volatility Analysis

Volatility prediction for Friday, July 24th, 2026

1 Day

42.63%

increased by 0.21%

1 Week

43.03%

increased by 0.61%

1 Month

44.56%

increased by 2.14%

Analysis last updated: Friday, July 24, 2026 at 07:32 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Korea Cast Iron Pipe Industries Co Ltd GAS-GARCH-T

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 3, 1990 to Jul 16, 2026

Model Insight

With persistence 0.997, volatility shocks have a half-life of 202 trading days (~0.8 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate. Returns follow a Student-t distribution with v = 2.95 degrees of freedom, capturing fatter tails than a normal distribution.

𝑓

GAS-GARCH-T Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

27.0519
5.92***
α

ARCH

Response to squared shocks

0.1060
142.45***
β

GARCH

Volatility persistence

0.9966
1,795.61***
ν

DF

Student-t tail thickness

2.9500
165.80***

Persistence:

0.997

Half-life:

202 days