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V-Lab

Karachi Stock Exchange KSE100 Index Spline-GARCH Volatility Analysis

Volatility prediction for Monday, October 12th, 2026

1 Day

15.73%

decreased by 0.77%

1 Week

16.58%

increased by 0.08%

1 Month

18.90%

increased by 2.40%

Analysis last updated: Saturday, October 10, 2026 at 06:19 PM UTC

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Date Range:

from

10/09/2024

to

10/09/2026

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Karachi Stock Exchange KSE100 Index SGARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 1, 1990 to Oct 9, 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 15 trading days.

τ

Spline-GARCH Model

Tap to view equation

Time-varying baseline: volatility reverts to a slowly-shifting spline trend
ParamValuet-stat
ωconst0.6156
5.12***
αARCH0.1453
10.29***
βGARCH0.8097
41.52***
∑γi Spline Coefficients
K=3
γ1-0.0149
-3.37***
γ20.0178
2.76***
γ30.0018
0.34

0.955

Persistence

15d

Half-life
τ

Spline-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.6156
5.12***
α

ARCH

Response to squared shocks

0.1453
10.29***
β

GARCH

Volatility persistence

0.8097
41.52***
∑γi Spline Coefficients
K=3
γ1-0.0149
-3.37***
γ20.0178
2.76***
γ30.0018
0.34

Persistence:

0.955

Half-life:

15 days