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Kofola Ceskoslovensko AS Asymmetric ILLIQ Liquidity Analysis

High-persistence model: shocks decay very slowly, so the theoretical long-run value may not be practically meaningful

Illiquidity prediction for Friday, August 21st, 2026

1 Day

4,447.69

decreased by 211.84

1 Week

4,619.81

decreased by 39.72

1 Month

4,505.26

decreased by 154.27

Analysis last updated: Friday, August 21, 2026 at 06:35 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Kofola Ceskoslovensko AS ILLIQ-AMEM

News Impact Curve

How returns affect tomorrow's illiquidity

Illiquidity Forecast

How illiquidity evolves over time

Parameter Estimates

Dec 2, 2015 to Aug 14, 2026

Model Insight

With persistence 1.000, illiquidity shocks have a half-life of 1386294 trading days (~5501.2 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.

μ

ILLIQ-AMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

5.0000
0.44
α

ARCH

Response to squared shocks

0.0481
10.89***
β

GARCH

Volatility persistence

0.9535
561.19***
γ

leverage

Additional response to negative shocks

-0.0032
-0.39

Persistence:

1.000

Half-life:

1386294 days