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V-Lab

Cafe24 Corp GAS-GARCH Student T Volatility Analysis

Volatility prediction for Friday, July 24th, 2026

1 Day

85.64%

increased by 13.37%

1 Week

84.89%

increased by 12.62%

1 Month

82.38%

increased by 10.11%

Analysis last updated: Friday, July 24, 2026 at 07:50 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

All

graph of Cafe24 Corp GAS-GARCH-T

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Feb 8, 2018 to Jul 16, 2026

Model Insight

Volatility shocks decay with a half-life of 23 trading days, meaning a shock loses half its impact after approximately 23 days. Returns follow a Student-t distribution with v = 3.15 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

20.4629
3.58***
α

ARCH

Response to squared shocks

0.0848
23.11***
β

GARCH

Volatility persistence

0.9698
115.85***
ν

DF

Student-t tail thickness

3.1463
11.65***

Persistence:

0.970

Half-life:

23 days