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Perpetual Equity Investment Company Limited Spline ILLIQ Liquidity Analysis

Illiquidity prediction for Friday, September 11th, 2026

1 Day

43,254.80

increased by 7,950.40

1 Week

33,036.87

decreased by 2,267.53

1 Month

26,360.83

decreased by 8,943.57

Analysis last updated: Friday, September 11, 2026 at 05:55 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Perpetual Equity Investment Company Limited ILLIQ-SMEM

News Impact Curve

How returns affect tomorrow's illiquidity

Illiquidity Forecast

How illiquidity evolves over time

Parameter Estimates

Dec 18, 2014 to Sep 4, 2026

Model Insight

This model fits a time-varying baseline (a spline), so illiquidity mean-reverts toward a slowly-shifting long-run level rather than a constant. Short-run deviations decay with a half-life of 13 trading days.

μ

ILLIQ-SMEM Model

Tap to view equation

Time-varying baseline: illiquidity reverts to a slowly-shifting spline trend
ParamValuet-stat
ωconst1.5500
11.34***
αARCH0.1041
6.36***
βGARCH0.8427
36.24***
γi Spline Coefficients
K=1
γ1-0.0086
-2.08**

0.947

Persistence

13d

Half-life
μ

ILLIQ-SMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

1.5500
11.34***
α

ARCH

Response to squared shocks

0.1041
6.36***
β

GARCH

Volatility persistence

0.8427
36.24***
γi Spline Coefficients
K=1
γ1-0.0086
-2.08**

Persistence:

0.947

Half-life:

13 days