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Guangdong Tianyu Semiconductor Co Ltd ILLIQ-MFMEM Liquidity Analysis

Illiquidity prediction for Thursday, October 22nd, 2026

1 Day

15,063.55

increased by 4,882.11

1 Week

10,142.75

decreased by 38.69

1 Month

6,394.65

decreased by 3,786.79

Analysis last updated: Thursday, October 22, 2026 at 06:42 PM UTC

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Date Range:

from

10/21/2024

to

10/21/2026

6M ·

All

graph of Guangdong Tianyu Semiconductor Co Ltd ILLIQ-MFMEM

News Impact Curve

How returns affect tomorrow's illiquidity

Illiquidity Forecast

How illiquidity evolves over time

Parameter Estimates

Dec 5, 2025 to Oct 16, 2026

Model Insight

With persistence 0.995, illiquidity shocks have a half-life of 138 trading days (~0.5 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate. This multi-frequency model splits illiquidity into a fast short-run component and a slow-moving long-run level that drifts over the sample rather than a constant baseline.

μ

ILLIQ-MFMEM Model

Tap to view equation

High persistence: persistence 0.995, shock half-life ~138 days
ParamValuet-stat
mwindow21
αARCH0.2330
56.11***
βGARCH0.8785
222.06***
γleverage-0.2330
-51.86***
λ₁tau intercept0.0000
1.00
λ₂forecast adj.0.2486
14.97***
λ₃tau persistence0.0538
97.51***

0.995

Persistence

138d

Half-life
μ

ILLIQ-MFMEM Model

Tap to view equation

ParameterValuet-statistic
m

window

Rolling window length

21
α

ARCH

Response to squared shocks

0.2330
56.11***
β

GARCH

Volatility persistence

0.8785
222.06***
γ

leverage

Additional response to negative shocks

-0.2330
-51.86***
λ₁

tau intercept

Baseline long-term coefficient

0.0000
1.00
λ₂

forecast adj.

Forecast performance sensitivity

0.2486
14.97***
λ₃

tau persistence

Long-term factor persistence

0.0538
97.51***

Persistence:

0.995

Half-life:

138 days