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V-Lab
V-Lab

Karachi Stock Exchange KSE100 Index Zero Slope Spline-GARCH Volatility Analysis

Volatility prediction for Friday, September 11th, 2026

1 Day

15.99%

increased by 3.85%

1 Week

16.31%

increased by 4.17%

1 Month

17.23%

increased by 5.09%

Analysis last updated: Friday, September 11, 2026 at 05:41 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Karachi Stock Exchange KSE100 Index S0GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 1, 1990 to Sep 4, 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 16 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
ωconst0.6105
4.94***
αARCH0.1455
10.39***
βGARCH0.8110
42.53***
γi Spline Coefficients
K=3
γ1-0.0163
-3.75***
γ20.0212
3.55***
γ3-0.0054
-2.02**

0.957

Persistence

16d

Half-life
τ

Zero Slope Spline-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.6105
4.94***
α

ARCH

Response to squared shocks

0.1455
10.39***
β

GARCH

Volatility persistence

0.8110
42.53***
γi Spline Coefficients
K=3
γ1-0.0163
-3.75***
γ20.0212
3.55***
γ3-0.0054
-2.02**

Persistence:

0.957

Half-life:

16 days