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V-Lab

Avon Technologies PLC Zero Slope Spline-GARCH Volatility Analysis

Volatility prediction for Wednesday, October 28th, 2026

1 Day

49.78%

decreased by 6.21%

1 Week

50.27%

decreased by 5.72%

1 Month

50.45%

decreased by 5.54%

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 S0GARCH

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

This model fits a time-varying baseline (a spline), so volatility mean-reverts toward a slowly-shifting long-run level rather than a constant. Short-run deviations decay with a half-life of 1 trading day.

τ

Zero Slope Spline-GARCH Model

Tap to view equation

Time-varying baseline: volatility reverts to a slowly-shifting spline trend
ParamValuet-stat
ωconst1.8019
6.41***
αARCH0.1109
2.62***
βGARCH0.2675
1.01
∑γi Spline Coefficients
K=5
γ11.5543
3.56***
γ2-2.6940
-4.08***
γ32.0967
3.97***
γ4-1.3593
-3.17***
γ50.4638
1.53

0.378

Persistence

1d

Half-life
τ

Zero Slope Spline-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

1.8019
6.41***
α

ARCH

Response to squared shocks

0.1109
2.62***
β

GARCH

Volatility persistence

0.2675
1.01
∑γi Spline Coefficients
K=5
γ11.5543
3.56***
γ2-2.6940
-4.08***
γ32.0967
3.97***
γ4-1.3593
-3.17***
γ50.4638
1.53

Persistence:

0.378

Half-life:

1 days