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V-Lab

Avon Technologies PLC GAS-GARCH Student T Volatility Analysis

Volatility prediction for Wednesday, August 26th, 2026

1 Day

59.22%

increased by 0.60%

1 Week

59.66%

increased by 1.04%

1 Month

60.99%

increased by 2.37%

Analysis last updated: Wednesday, August 26, 2026 at 08:09 PM UTC

Date Range:

from

to

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 Aug 21, 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 = 2.68 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

16.4589
2.65***
α

ARCH

Response to squared shocks

0.0728
12.29***
β

GARCH

Volatility persistence

0.9571
57.86***
ν

DF

Student-t tail thickness

2.6838
10.45***

Persistence:

0.957

Half-life:

16 days