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Vistra Corp ILLIQ-MFMEM Liquidity Analysis

Illiquidity prediction for Monday, September 14th, 2026

1 Day

27.12

decreased by 0.85

1 Week

27.51

decreased by 0.46

1 Month

30.89

increased by 2.92

Analysis last updated: Saturday, September 12, 2026 at 12:39 AM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

All

graph of Vistra Corp ILLIQ-MFMEM

News Impact Curve

How returns affect tomorrow's illiquidity

Illiquidity Forecast

How illiquidity evolves over time

Parameter Estimates

Oct 4, 2016 to Sep 11, 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
mwindow61
αARCH0.0802
12.96***
βGARCH0.8766
126.50***
γleverage-0.0802
-1.25
λ₁tau intercept0.2607
0.35
λ₂forecast adj.0.8732
38.20***
λ₃tau persistence0.1059
16.61***

0.917

Persistence

8d

Half-life
μ

ILLIQ-MFMEM Model

Tap to view equation

ParameterValuet-statistic
m

window

Rolling window length

61
α

ARCH

Response to squared shocks

0.0802
12.96***
β

GARCH

Volatility persistence

0.8766
126.50***
γ

leverage

Additional response to negative shocks

-0.0802
-1.25
λ₁

tau intercept

Baseline long-term coefficient

0.2607
0.35
λ₂

forecast adj.

Forecast performance sensitivity

0.8732
38.20***
λ₃

tau persistence

Long-term factor persistence

0.1059
16.61***

Persistence:

0.917

Half-life:

8 days