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International Business Machines Corp ILLIQ-MFMEM Liquidity Analysis

Illiquidity prediction for Tuesday, September 22nd, 2026

1 Day

12.80

decreased by 0.45

1 Week

13.33

increased by 0.08

1 Month

12.97

decreased by 0.28

Analysis last updated: Monday, September 21, 2026 at 09:44 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of International Business Machines Corp ILLIQ-MFMEM

News Impact Curve

How returns affect tomorrow's illiquidity

Illiquidity Forecast

How illiquidity evolves over time

Parameter Estimates

Jan 2, 1990 to Sep 18, 2026

Model Insight

Illiquidity shocks decay with a half-life of 8 trading days, meaning a shock loses half its impact after approximately 8 days. 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

Shock decay: Shocks decay with a 8-day half-life
ParamValuet-stat
mwindow66
αARCH0.0531
9.70***
βGARCH0.8942
77.76***
γleverage-0.0531
-3.09***
λ₁tau intercept0.1257
1.47
λ₂forecast adj.0.3495
11.86***
λ₃tau persistence0.6429
21.77***

0.921

Persistence

8d

Half-life
μ

ILLIQ-MFMEM Model

Tap to view equation

ParameterValuet-statistic
m

window

Rolling window length

66
α

ARCH

Response to squared shocks

0.0531
9.70***
β

GARCH

Volatility persistence

0.8942
77.76***
γ

leverage

Additional response to negative shocks

-0.0531
-3.09***
λ₁

tau intercept

Baseline long-term coefficient

0.1257
1.47
λ₂

forecast adj.

Forecast performance sensitivity

0.3495
11.86***
λ₃

tau persistence

Long-term factor persistence

0.6429
21.77***

Persistence:

0.921

Half-life:

8 days