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CIE Automotive SA 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 Monday, September 7th, 2026

1 Day

5,030.88

increased by 87.83

1 Week

5,016.93

increased by 73.88

1 Month

5,542.72

increased by 599.67

Analysis last updated: Sunday, September 6, 2026 at 01:59 AM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of CIE Automotive SA ILLIQ-AMEM

News Impact Curve

How returns affect tomorrow's illiquidity

Illiquidity Forecast

How illiquidity evolves over time

Parameter Estimates

Jul 28, 1997 to Sep 4, 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 173% more after negative returns

μ

ILLIQ-AMEM Model

Tap to view equation

High persistence: persistence 1.000, shock half-life ~1386294 daysAsymmetry: Illiquidity rises 173% more after negative returns
ParamValuet-stat
ωconst5.0000
0.50
αARCH0.0253
2.69***
βGARCH0.9527
83.27***
γleverage0.0439
2.29**

1.000

Persistence

1386294d

Half-life
μ

ILLIQ-AMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

5.0000
0.50
α

ARCH

Response to squared shocks

0.0253
2.69***
β

GARCH

Volatility persistence

0.9527
83.27***
γ

leverage

Additional response to negative shocks

0.0439
2.29**

Persistence:

1.000

Half-life:

1386294 days