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Vien Dong Investment Develop ILLIQ-MFMEM Liquidity Analysis

Illiquidity prediction for Wednesday, September 9th, 2026

1 Day

15,873.79

increased by 3,012.84

1 Week

13,773.41

increased by 912.46

1 Month

15,295.71

increased by 2,434.76

Analysis last updated: Wednesday, September 9, 2026 at 08:52 PM UTC

Date Range:

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to

6M ·

1Y ·

2Y ·

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10Y ·

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graph of Vien Dong Investment Develop ILLIQ-MFMEM

News Impact Curve

How returns affect tomorrow's illiquidity

Illiquidity Forecast

How illiquidity evolves over time

Parameter Estimates

Jan 22, 2009 to Sep 4, 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
mwindow71
αARCH0.1336
2.19**
βGARCH0.9282
44.33***
γleverage-0.1336
-1.53
λ₁tau intercept0.0000
0.09
λ₂forecast adj.0.0796
1.11
λ₃tau persistence0.8931
35.94***

0.995

Persistence

138d

Half-life
μ

ILLIQ-MFMEM Model

Tap to view equation

ParameterValuet-statistic
m

window

Rolling window length

71
α

ARCH

Response to squared shocks

0.1336
2.19**
β

GARCH

Volatility persistence

0.9282
44.33***
γ

leverage

Additional response to negative shocks

-0.1336
-1.53
λ₁

tau intercept

Baseline long-term coefficient

0.0000
0.09
λ₂

forecast adj.

Forecast performance sensitivity

0.0796
1.11
λ₃

tau persistence

Long-term factor persistence

0.8931
35.94***

Persistence:

0.995

Half-life:

138 days