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Merck & Co Inc Spline ILLIQ Liquidity Analysis

Illiquidity prediction for Tuesday, November 3rd, 2026

1 Day

10.23

decreased by 0.19

1 Week

10.24

decreased by 0.18

1 Month

9.84

decreased by 0.58

Analysis last updated: Monday, November 2, 2026 at 10:35 PM UTC

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Date Range:

from

11/02/2024

to

11/02/2026

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Merck & Co Inc 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 0.998, illiquidity shocks have a half-life of 407 trading days (~1.6 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 0.998, shock half-life ~407 days
ParamValuet-stat
ωconst1.0572
11.49***
αARCH0.0419
12.54***
βGARCH0.9564
281.94***
∑γi Spline Coefficients
K=1
γ1-0.0019
-2.21**

0.998

Persistence

407d

Half-life
μ

ILLIQ-SMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

1.0572
11.49***
α

ARCH

Response to squared shocks

0.0419
12.54***
β

GARCH

Volatility persistence

0.9564
281.94***
∑γi Spline Coefficients
K=1
γ1-0.0019
-2.21**

Persistence:

0.998

Half-life:

407 days