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	param	t-stat
$ω$	1.2211	8.25
$α$	0.0877	4.71
$β$	0.8029	19.65
$γ_{1}$	-0.0031	-0.15
$γ_{2}$	0.0566	2.00
$γ_{3}$	-0.1533	-7.08
$γ_{4}$	0.1772	6.67
$γ_{5}$	-0.1385	-5.40
$γ_{6}$	0.1350	4.88
$γ_{7}$	-0.1269	-3.39
$γ_{8}$	0.0716	2.29

V-Lab

PTC Inc Zero Slope Spline-GARCH Volatility Analysis

Volatility Prediction for Friday, February 13th, 2026:38.01% (+0.45%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other PTC Inc Analyses