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Zoom Corp 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 Thursday, August 27th, 2026

1 Day

3,342.41

decreased by 409.83

1 Week

3,925.19

increased by 172.95

1 Month

4,842.53

increased by 1,090.29

Analysis last updated: Thursday, August 27, 2026 at 07:51 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

All

graph of Zoom Corp ILLIQ-AMEM

News Impact Curve

How returns affect tomorrow's illiquidity

Illiquidity Forecast

How illiquidity evolves over time

Parameter Estimates

Mar 28, 2017 to Aug 21, 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 74% more after negative returns

μ

ILLIQ-AMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

5.0000
6.19***
α

ARCH

Response to squared shocks

0.0944
17.54***
β

GARCH

Volatility persistence

0.8706
219.40***
γ

leverage

Additional response to negative shocks

0.0699
7.80***

Persistence:

1.000

Half-life:

1386294 days