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V-Lab

GigaDevice Semiconductor Inc GAS-GARCH Student T Volatility Analysis

Volatility prediction for Tuesday, July 14th, 2026

1 Day

181.08%

increased by 4.95%

1 Week

177.45%

increased by 1.32%

1 Month

165.86%

decreased by 10.27%

Analysis last updated: Tuesday, July 14, 2026 at 06:46 PM UTC

Date Range:

from

to

6M ·

All

graph of GigaDevice Semiconductor Inc GAS-GARCH-T

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 13, 2026 to Jul 10, 2026

Model Insight

Volatility shocks decay with a half-life of 16 trading days, meaning a shock loses half its impact after approximately 16 days. Returns follow a Student-t distribution with v = 86.35 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

66.0052
8.41***
α

ARCH

Response to squared shocks

0.0589
1.07
β

GARCH

Volatility persistence

0.9580
24.93***
ν

DF

Student-t tail thickness

86.3473
0.03

Persistence:

0.958

Half-life:

16 days