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	param	t-stat
$ω$	1.1455	9.28
$α$	0.1302	7.01
$β$	0.6733	14.83
$γ_{1}$	0.0057	0.24
$γ_{2}$	-0.0297	-0.86
$γ_{3}$	0.0008	0.03
$γ_{4}$	0.0817	3.65
$γ_{5}$	-0.1109	-4.52
$γ_{6}$	0.1115	3.84
$γ_{7}$	-0.1235	-3.32
$γ_{8}$	0.1781	3.31

V-Lab

Progress Software Corp Spline-GARCH Volatility Analysis

Volatility Prediction for Tuesday, February 17th, 2026:84.31% (-13.01%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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