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	param	t-stat
$ω$	0.7885	7.21
$α$	0.0798	7.37
$β$	0.8446	37.95
$γ_{1}$	-0.0343	-1.11
$γ_{2}$	0.0738	1.65
$γ_{3}$	-0.0676	-2.48
$γ_{4}$	0.0620	2.40
$γ_{5}$	-0.0871	-3.55
$γ_{6}$	0.1015	4.42
$γ_{7}$	-0.0773	-3.30
$γ_{8}$	0.0369	2.00

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National Presto Industries Inc Zero Slope Spline-GARCH Volatility Analysis

Volatility Prediction for Monday, February 9th, 2026:29.75% (+0.78%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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