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AES Corp/VA Spline ILLIQ Liquidity Analysis

High-persistence model: shocks decay very slowly, so the theoretical long-run value may not be practically meaningful

Illiquidity prediction for Monday, October 12th, 2026

1 Day

8.99

decreased by 0.05

1 Week

9.78

increased by 0.74

1 Month

11.56

increased by 2.52

Analysis last updated: Saturday, October 10, 2026 at 01:07 AM UTC

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Date Range:

from

10/09/2024

to

10/09/2026

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of AES Corp/VA ILLIQ-SMEM

News Impact Curve

How returns affect tomorrow's illiquidity

Illiquidity Forecast

How illiquidity evolves over time

Parameter Estimates

Jun 26, 1991 to Oct 9, 2026

Model Insight

With persistence 1.000, illiquidity shocks have a half-life of 115524 trading days (~458.4 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.

μ

ILLIQ-SMEM Model

Tap to view equation

High persistence: persistence 1.000, shock half-life ~115524 days
ParamValuet-stat
ωconst1.1608
3.20***
αARCH0.0787
2.05**
βGARCH0.9213
24.08***
∑γi Spline Coefficients
K=4
γ1-0.0720
-0.67
γ20.0845
0.73
γ3-0.0133
-0.34
γ4-0.0327
-0.82

1.000

Persistence

115524d

Half-life
μ

ILLIQ-SMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

1.1608
3.20***
α

ARCH

Response to squared shocks

0.0787
2.05**
β

GARCH

Volatility persistence

0.9213
24.08***
∑γi Spline Coefficients
K=4
γ1-0.0720
-0.67
γ20.0845
0.73
γ3-0.0133
-0.34
γ4-0.0327
-0.82

Persistence:

1.000

Half-life:

115524 days