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Productive Technologies Co 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, July 27th, 2026

1 Day

42,654.97

decreased by 775.67

1 Week

43,395.73

decreased by 34.91

1 Month

46,409.16

increased by 2,978.52

Analysis last updated: Sunday, July 26, 2026 at 01:01 AM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Productive Technologies Co Ltd ILLIQ-AMEM

News Impact Curve

How returns affect tomorrow's illiquidity

Illiquidity Forecast

How illiquidity evolves over time

Parameter Estimates

Jan 2, 2007 to Jul 24, 2026

Model Insight

Estimated persistence of 1.000 is at or above 1 (non-stationary): illiquidity shocks do not decay and the long-run level is undefined, so long-horizon forecasts should be treated with caution.

μ

ILLIQ-AMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

5.0000
0.15
α

ARCH

Response to squared shocks

0.0360
6.62***
β

GARCH

Volatility persistence

0.9820
1,216.88***
γ

leverage

Additional response to negative shocks

-0.0359
-6.34***

Persistence:

1.000

Half-life:

-