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Concord Biotech Limited GAS-GARCH Student T Volatility Analysis

Volatility prediction for Thursday, October 29th, 2026

1 Day

56.53%

increased by 6.27%

1 Week

53.98%

increased by 3.72%

1 Month

48.14%

decreased by 2.12%

Analysis last updated: Thursday, October 29, 2026 at 10:25 PM UTC

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Date Range:

from

10/28/2024

to

10/28/2026

6M ·

1Y ·

2Y ·

All

graph of Concord Biotech Limited GAS-GARCH-T

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Aug 18, 2023 to Oct 23, 2026

Model Insight

Volatility shocks decay with a half-life of 6 trading days, meaning a shock loses half its impact after approximately 6 days. Returns follow a Student-t distribution with v = 4.63 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 6-day half-lifev = 4.63 · fat tails
ParamValuet-stat
ωlong-run6.7859
0.98
αscore0.0603
0.72
βpersistence0.8948
9.56***
νDF4.6260
0.23

0.895

Persistence

6d

Half-life
𝑓

GAS-GARCH-T Model

Tap to view equation

ParameterValuet-statistic
ω

long-run

Long-run variance given a price move

6.7859
0.98
α

score

Weight on the scaled score

0.0603
0.72
β

persistence

Volatility persistence

0.8948
9.56***
ν

DF

Student-t tail thickness

4.6260
0.23

Persistence:

0.895

Half-life:

6 days