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	param	t-stat
$ω$	0.6437	5.70
$α$	0.0972	7.99
$β$	0.7893	30.88
$γ_{1}$	-0.1261	-2.34
$γ_{2}$	0.2067	2.68
$γ_{3}$	-0.1101	-2.30
$γ_{4}$	0.0256	0.64
$γ_{5}$	0.0467	1.25
$γ_{6}$	-0.1193	-3.17
$γ_{7}$	0.1177	3.21
$γ_{8}$	-0.0174	-0.46
$γ_{9}$	-0.0990	-2.50
$γ_{10}$	0.2298	4.16

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National Presto Industries Inc Spline-GARCH Volatility Analysis

Volatility Prediction for Thursday, February 12th, 2026:41.40% (+3.53%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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