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Howmet Aerospace Inc Spline ILLIQ Liquidity Analysis

Illiquidity prediction for Monday, August 10th, 2026

1 Day

27.72

increased by 2.82

1 Week

26.66

increased by 1.76

1 Month

25.05

increased by 0.15

Analysis last updated: Friday, August 7, 2026 at 10:45 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Howmet Aerospace 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 Aug 7, 2026

Model Insight

With persistence 1.000, illiquidity shocks have a half-life of 1819 trading days (~7.2 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.

μ

ILLIQ-SMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

1.1046
5.74***
α

ARCH

Response to squared shocks

0.0696
15.90***
β

GARCH

Volatility persistence

0.9300
215.68***
γi Spline Coefficients
K=1
γ1-0.0032
-1.50

Persistence:

1.000

Half-life:

1819 days