Skip to main content
V-Lab

Perion Network 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 Friday, August 14th, 2026

1 Day

3,497.26

increased by 104.53

1 Week

3,630.99

increased by 238.26

1 Month

4,581.76

increased by 1,189.03

Analysis last updated: Thursday, August 13, 2026 at 09:40 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Perion Network Ltd ILLIQ-AMEM

News Impact Curve

How returns affect tomorrow's illiquidity

Illiquidity Forecast

How illiquidity evolves over time

Parameter Estimates

Jan 31, 2006 to Aug 7, 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 128% more after negative returns

μ

ILLIQ-AMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

5.0000
1.13
α

ARCH

Response to squared shocks

0.0994
10.99***
β

GARCH

Volatility persistence

0.8371
60.66***
γ

leverage

Additional response to negative shocks

0.1270
3.94***

Persistence:

1.000

Half-life:

1386294 days