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Square Textiles PLC Zero Slope Spline-GARCH Volatility Analysis

Volatility prediction for Sunday, September 13th, 2026

1 Day

28.93%

increased by 4.58%

1 Week

29.74%

increased by 5.39%

1 Month

31.83%

increased by 7.48%

Analysis last updated: Friday, September 11, 2026 at 06:05 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Square Textiles PLC S0GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Nov 22, 2002 to Sep 10, 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 11 trading days.

τ

Zero Slope Spline-GARCH Model

Tap to view equation

Time-varying baseline: volatility reverts to a slowly-shifting spline trend
ParamValuet-stat
ωconst1.0662
3.14***
αARCH0.1462
7.51***
βGARCH0.7938
27.98***
γi Spline Coefficients
K=9
γ1-0.2460
-1.49
γ20.4444
1.76*
γ3-0.4366
-2.46**
γ40.3418
2.27**
γ5-0.0659
-0.47
γ60.0385
0.25
γ7-0.3334
-1.55
γ80.5760
2.50**
γ9-0.4679
-3.53***

0.940

Persistence

11d

Half-life
τ

Zero Slope Spline-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

1.0662
3.14***
α

ARCH

Response to squared shocks

0.1462
7.51***
β

GARCH

Volatility persistence

0.7938
27.98***
γi Spline Coefficients
K=9
γ1-0.2460
-1.49
γ20.4444
1.76*
γ3-0.4366
-2.46**
γ40.3418
2.27**
γ5-0.0659
-0.47
γ60.0385
0.25
γ7-0.3334
-1.55
γ80.5760
2.50**
γ9-0.4679
-3.53***

Persistence:

0.940

Half-life:

11 days