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Vistra Corp ILLIQ-MFMEM Liquidity Analysis

Illiquidity prediction for Friday, October 23rd, 2026

1 Day

28.71

increased by 2.90

1 Week

26.03

increased by 0.22

1 Month

23.75

decreased by 2.06

Analysis last updated: Thursday, October 22, 2026 at 09:48 PM UTC

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Date Range:

from

10/22/2024

to

10/22/2026

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

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 Oct 16, 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
αARCH0.0800
13.01***
βGARCH0.8771
127.17***
γleverage-0.0800
-1.26
λ₁tau intercept0.1355
0.20
λ₂forecast adj.0.8600
38.97***
λ₃tau persistence0.1210
17.37***

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

0.0800
13.01***
β

GARCH

Volatility persistence

0.8771
127.17***
γ

leverage

Additional response to negative shocks

-0.0800
-1.26
λ₁

tau intercept

Baseline long-term coefficient

0.1355
0.20
λ₂

forecast adj.

Forecast performance sensitivity

0.8600
38.97***
λ₃

tau persistence

Long-term factor persistence

0.1210
17.37***

Persistence:

0.917

Half-life:

8 days