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V-Lab

Mustek Ltd Zero Slope Spline-GARCH Volatility Analysis

Volatility prediction for Friday, August 21st, 2026

1 Day

32.93%

increased by 0.62%

1 Week

35.29%

increased by 2.98%

1 Month

40.61%

increased by 8.30%

Analysis last updated: Friday, August 21, 2026 at 08:25 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Mustek Ltd S0GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Apr 3, 1997 to Aug 14, 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 9 trading days.

τ

Zero Slope Spline-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.8192
6.59***
α

ARCH

Response to squared shocks

0.1331
7.46***
β

GARCH

Volatility persistence

0.7914
32.56***
γi Spline Coefficients
K=8
γ1-0.0644
-1.32
γ2-0.0147
-0.19
γ30.2686
4.19***
γ4-0.4267
-6.00***
γ50.4510
5.63***
γ6-0.3526
-4.89***
γ70.2173
3.87***
γ8-0.1079
-2.96***

Persistence:

0.925

Half-life:

9 days