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	param	t-stat
$ω$	0.9371	7.11
$α$	0.0794	4.93
$β$	0.8544	32.65
$γ_{1}$	-0.0331	-0.50
$γ_{2}$	0.0574	0.50
$γ_{3}$	-0.0315	-0.38
$γ_{4}$	-0.0302	-0.58
$γ_{5}$	0.1411	2.52
$γ_{6}$	-0.2358	-3.70
$γ_{7}$	0.2165	4.25
$γ_{8}$	-0.0816	-1.45
$γ_{9}$	-0.0236	-0.29
$γ_{10}$	-0.0069	-0.07

V-Lab

Harley-Davidson Inc Spline-GARCH Volatility Analysis

Volatility Prediction for Monday, February 9th, 2026:33.42% (+0.21%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Harley-Davidson Inc Analyses