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V-Lab

Semilux International Ltd -Redh GAS-GARCH Student T Volatility Analysis

Volatility prediction for Monday, August 24th, 2026

1 Day

14,634.47%

increased by 2,011.79%

1 Week

14,590.32%

increased by 1,967.64%

1 Month

14,415.93%

increased by 1,793.25%

Analysis last updated: Saturday, August 22, 2026 at 02:00 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

All

graph of Semilux International Ltd -Redh GAS-GARCH-T

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Apr 28, 2022 to Aug 21, 2026
Extended Optimization

Model Insight

The estimated Student-t degrees of freedom v = 2.00 sit at the infinite-variance boundary (v → 2): the model is attributing extreme moves to heavy tails rather than to volatility, so the volatility scale is unreliable here. See the boundary-parameters flag.

𝑓

GAS-GARCH-T Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

80.2152
10.08***
α

ARCH

Response to squared shocks

0.1552
80.90***
β

GARCH

Volatility persistence

0.9970
3,334.37***
ν

DF

Student-t tail thickness

2.0044

Persistence:

0.997

Half-life:

229 days