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Nederman Holding AB 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 7th, 2026

1 Day

4,356.35

decreased by 96.95

1 Week

4,483.81

increased by 30.51

1 Month

4,549.36

increased by 96.06

Analysis last updated: Friday, August 7, 2026 at 08:11 PM UTC

Date Range:

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to

6M ·

1Y ·

2Y ·

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10Y ·

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graph of Nederman Holding AB ILLIQ-AMEM

News Impact Curve

How returns affect tomorrow's illiquidity

Illiquidity Forecast

How illiquidity evolves over time

Parameter Estimates

May 17, 2007 to Jul 31, 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.

Asymmetry: Illiquidity rises 95% more after negative returns

μ

ILLIQ-AMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

5.0000
0.37
α

ARCH

Response to squared shocks

0.0346
12.37***
β

GARCH

Volatility persistence

0.9490
417.53***
γ

leverage

Additional response to negative shocks

0.0328
4.66***

Persistence:

1.000

Half-life:

1386294 days