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Tohoku Steel 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

1,193.86

decreased by 67.42

1 Week

1,186.25

decreased by 75.03

1 Month

1,436.06

increased by 174.78

Analysis last updated: Sunday, July 26, 2026 at 02:43 AM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Tohoku Steel Co Ltd ILLIQ-AMEM

News Impact Curve

How returns affect tomorrow's illiquidity

Illiquidity Forecast

How illiquidity evolves over time

Parameter Estimates

Jan 20, 1995 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.

Asymmetry: Illiquidity rises 75% more after negative returns

μ

ILLIQ-AMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

5.0000
4.33***
α

ARCH

Response to squared shocks

0.0528
21.84***
β

GARCH

Volatility persistence

0.9275
588.53***
γ

leverage

Additional response to negative shocks

0.0394
10.75***

Persistence:

1.000

Half-life:

-