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V-Lab

MSCI COLCAP Index MEM Volatility Analysis

Volatility prediction for Friday, September 4th, 2026

1 Day

18.99%

decreased by 0.42%

1 Week

19.02%

decreased by 0.39%

1 Month

19.12%

decreased by 0.29%

Analysis last updated: Friday, September 4, 2026 at 11:27 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of MSCI COLCAP Index MEM

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 16, 2008 to Aug 27, 2026

Model Insight

Volatility shocks decay with a half-life of 26 trading days, meaning a shock loses half its impact after approximately 26 days.

μ

MEM Model

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Shock decay: Shocks decay with a 26-day half-life
ParamValuet-stat
ωconst0.0400
2.60***
αARCH0.2281
8.84***
βGARCH0.7456
40.01***

0.974

Persistence

26d

Half-life
μ

MEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0400
2.60***
α

ARCH

Response to squared shocks

0.2281
8.84***
β

GARCH

Volatility persistence

0.7456
40.01***

Persistence:

0.974

Half-life:

26 days