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Paycom Software Inc Spline ILLIQ Liquidity Analysis

Illiquidity prediction for Wednesday, September 16th, 2026

1 Day

120.34

decreased by 3.27

1 Week

125.68

increased by 2.07

1 Month

138.04

increased by 14.43

Analysis last updated: Tuesday, September 15, 2026 at 09:34 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Paycom Software Inc ILLIQ-SMEM

News Impact Curve

How returns affect tomorrow's illiquidity

Illiquidity Forecast

How illiquidity evolves over time

Parameter Estimates

Apr 15, 2014 to Sep 11, 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 37 trading days.

μ

ILLIQ-SMEM Model

Tap to view equation

Time-varying baseline: illiquidity reverts to a slowly-shifting spline trend
ParamValuet-stat
ωconst1.4292
9.60***
αARCH0.0821
9.36***
βGARCH0.8992
81.97***
γi Spline Coefficients
K=1
γ10.0237
5.50***

0.981

Persistence

37d

Half-life
μ

ILLIQ-SMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

1.4292
9.60***
α

ARCH

Response to squared shocks

0.0821
9.36***
β

GARCH

Volatility persistence

0.8992
81.97***
γi Spline Coefficients
K=1
γ10.0237
5.50***

Persistence:

0.981

Half-life:

37 days