Skip to main content
V-Lab

Lianhe Sowell International Group Ltd GAS-GARCH Student T Volatility Analysis

Volatility prediction for Monday, July 13th, 2026

1 Day

472.32%

increased by 80.71%

1 Week

473.00%

increased by 81.39%

1 Month

475.48%

increased by 83.87%

Analysis last updated: Friday, July 10, 2026 at 10:13 PM UTC

Date Range:

from

to

6M ·

1Y ·

All

graph of Lianhe Sowell International Group Ltd GAS-GARCH-T

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Apr 3, 2025 to Jul 10, 2026
Extended Optimization

Model Insight

Volatility shocks decay with a half-life of 46 trading days, meaning a shock loses half its impact after approximately 46 days. Returns follow a Student-t distribution with v = 2.41 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

971.8750
4.18***
α

ARCH

Response to squared shocks

0.1828
36.81***
β

GARCH

Volatility persistence

0.9849
353.91***
ν

DF

Student-t tail thickness

2.4142
51.06***

Persistence:

0.985

Half-life:

46 days