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CVS Health Corp Spline ILLIQ Liquidity Analysis

Illiquidity prediction for Monday, November 2nd, 2026

1 Day

19.23

decreased by 1.24

1 Week

20.46

decreased by 0.01

1 Month

18.59

decreased by 1.88

Analysis last updated: Friday, October 30, 2026 at 10:07 PM UTC

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Date Range:

from

10/30/2024

to

10/30/2026

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of CVS Health Corp ILLIQ-SMEM

News Impact Curve

How returns affect tomorrow's illiquidity

Illiquidity Forecast

How illiquidity evolves over time

Parameter Estimates

Jan 2, 1990 to Oct 30, 2026

Model Insight

With persistence 0.999, illiquidity shocks have a half-life of 661 trading days (~2.6 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 0.999, shock half-life ~661 days
ParamValuet-stat
ωconst1.0577
7.95***
αARCH0.0678
7.71***
βGARCH0.9312
112.43***
∑γi Spline Coefficients
K=2
γ1-0.0089
-1.76*
γ20.0177
2.00**

0.999

Persistence

661d

Half-life
μ

ILLIQ-SMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

1.0577
7.95***
α

ARCH

Response to squared shocks

0.0678
7.71***
β

GARCH

Volatility persistence

0.9312
112.43***
∑γi Spline Coefficients
K=2
γ1-0.0089
-1.76*
γ20.0177
2.00**

Persistence:

0.999

Half-life:

661 days