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V-Lab

Global X Artfcl ITL & TCH IN GAS-GARCH Student T Volatility Analysis

Volatility prediction for Monday, August 24th, 2026

1 Day

23.18%

decreased by 1.26%

1 Week

23.63%

decreased by 0.81%

1 Month

24.86%

increased by 0.42%

Analysis last updated: Saturday, August 22, 2026 at 01:33 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

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graph of Global X Artfcl ITL & TCH IN GAS-GARCH-T

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

May 15, 2024 to Aug 21, 2026

Model Insight

Volatility shocks decay with a half-life of 13 trading days, meaning a shock loses half its impact after approximately 13 days. Returns follow a Student-t distribution with v = 7.20 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

2.9749
5.53***
α

ARCH

Response to squared shocks

0.1115
6.55***
β

GARCH

Volatility persistence

0.9483
122.16***
ν

DF

Student-t tail thickness

7.1986
1.68*

Persistence:

0.948

Half-life:

13 days