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V-Lab

Mcgraw Hill Inc Spline ILLIQ Liquidity Analysis

Illiquidity prediction for Wednesday, July 29th, 2026

1 Day

6,450.10

increased by 234.42

1 Week

5,902.35

decreased by 313.33

1 Month

5,118.40

decreased by 1,097.28

Analysis last updated: Tuesday, July 28, 2026 at 09:37 PM UTC

Date Range:

from

to

6M ·

1Y ·

All

graph of Mcgraw Hill Inc ILLIQ-SMEM

News Impact Curve

How returns affect tomorrow's illiquidity

Illiquidity Forecast

How illiquidity evolves over time

Parameter Estimates

Jul 24, 2025 to Jul 24, 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 20 trading days.

μ

ILLIQ-SMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

1.1008
5.68***
α

ARCH

Response to squared shocks

0.0924
2.54**
β

GARCH

Volatility persistence

0.8738
19.26***
γi Spline Coefficients
K=1
γ1-1.6717
-1.47

Persistence:

0.966

Half-life:

20 days