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V-Lab

Avon Technologies PLC GAS-GARCH Student T Volatility Analysis

Volatility prediction for Wednesday, October 28th, 2026

1 Day

64.88%

decreased by 5.07%

1 Week

64.33%

decreased by 5.62%

1 Month

62.82%

decreased by 7.13%

Analysis last updated: Wednesday, October 28, 2026 at 07:00 PM UTC

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Date Range:

from

10/27/2024

to

10/27/2026

6M ·

1Y ·

2Y ·

5Y ·

All

graph of Avon Technologies PLC GAS-GARCH-T

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jun 30, 2020 to Oct 23, 2026

Model Insight

Volatility shocks decay with a half-life of 11 trading days, meaning a shock loses half its impact after approximately 11 days. Returns follow a Student-t distribution with v = 3.74 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 11-day half-lifev = 3.74 · fat tails
ParamValuet-stat
ωlong-run14.4196
1.30
αscore0.0919
3.26***
βpersistence0.9395
18.36***
νDF3.7445
1.30

0.939

Persistence

11d

Half-life
𝑓

GAS-GARCH-T Model

Tap to view equation

ParameterValuet-statistic
ω

long-run

Long-run variance given a price move

14.4196
1.30
α

score

Weight on the scaled score

0.0919
3.26***
β

persistence

Volatility persistence

0.9395
18.36***
ν

DF

Student-t tail thickness

3.7445
1.30

Persistence:

0.939

Half-life:

11 days