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V-Lab

ATIF Holdings Ltd GAS-GARCH Student T Volatility Analysis

Volatility prediction for Monday, October 5th, 2026

1 Day

96.59%

increased by 14.41%

1 Week

102.64%

increased by 20.46%

1 Month

113.04%

increased by 30.86%

Analysis last updated: Friday, October 2, 2026 at 10:03 PM UTC

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Date Range:

from

10/02/2024

to

10/02/2026

6M ·

1Y ·

2Y ·

5Y ·

All

graph of ATIF Holdings Ltd GAS-GARCH-T

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

May 3, 2019 to Oct 2, 2026

Model Insight

Volatility shocks decay with a half-life of 5 trading days, meaning a shock loses half its impact after approximately 5 days. Returns follow a Student-t distribution with v = 3.06 degrees of freedom, capturing fatter tails than a normal distribution.

𝑓

GAS-GARCH-T Model

Tap to view equation

Shock decay: Shocks decay with a 5-day half-lifev = 3.06 · fat tails
ParamValuet-stat
ωconst57.9975
1.20
αARCH0.1962
2.89***
βGARCH0.8704
8.40***
νDF3.0637
2.57**

0.870

Persistence

5d

Half-life
𝑓

GAS-GARCH-T Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

57.9975
1.20
α

ARCH

Response to squared shocks

0.1962
2.89***
β

GARCH

Volatility persistence

0.8704
8.40***
ν

DF

Student-t tail thickness

3.0637
2.57**

Persistence:

0.870

Half-life:

5 days