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V-Lab

Gfl Ltd 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

4,078.77

decreased by 263.44

1 Week

4,671.56

increased by 329.35

1 Month

5,806.24

increased by 1,464.03

Analysis last updated: Saturday, September 5, 2026 at 10:11 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Gfl Ltd ILLIQ-AMEM

News Impact Curve

How returns affect tomorrow's illiquidity

Illiquidity Forecast

How illiquidity evolves over time

Parameter Estimates

Jul 13, 2005 to Sep 4, 2026

Model Insight

With persistence 1.000, illiquidity shocks have a half-life of 693147 trading days (~2750.6 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.

μ

ILLIQ-AMEM Model

Tap to view equation

High persistence: persistence 1.000, shock half-life ~693147 days
ParamValuet-stat
ωconst5.0000
0.41
αARCH0.0836
1.03
βGARCH0.8960
114.56***
γleverage0.0408
0.40

1.000

Persistence

693147d

Half-life
μ

ILLIQ-AMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

5.0000
0.41
α

ARCH

Response to squared shocks

0.0836
1.03
β

GARCH

Volatility persistence

0.8960
114.56***
γ

leverage

Additional response to negative shocks

0.0408
0.40

Persistence:

1.000

Half-life:

693147 days