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	param	t-stat
$ω$	1.0113	7.14
$α$	0.1278	8.63
$β$	0.7518	25.69
$γ_{1}$	-0.0122	-0.32
$γ_{2}$	0.0047	0.08
$γ_{3}$	-0.0249	-0.48
$γ_{4}$	0.1018	1.81
$γ_{5}$	-0.0422	-0.80
$γ_{6}$	-0.1692	-3.70
$γ_{7}$	0.2492	5.51
$γ_{8}$	-0.1233	-2.49
$γ_{9}$	-0.0006	-0.01
$γ_{10}$	0.0417	0.53

V-Lab

Tennant Co Spline-GARCH Volatility Analysis

Volatility Prediction for Wednesday, February 11th, 2026:26.94% (-1.35%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Tennant Co Analyses