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	param	t-stat
$ω$	1.1259	5.78
$α$	0.1205	5.23
$β$	0.8301	24.93
$γ_{1}$	0.3653	5.98
$γ_{2}$	-0.6040	-5.65
$γ_{3}$	0.3806	3.26
$γ_{4}$	-0.2408	-2.39
$γ_{5}$	0.1452	2.07

V-Lab

Targa Resources Corp Zero Slope Spline-GARCH Volatility Analysis

Volatility Prediction for Monday, February 9th, 2026:28.45% (+3.42%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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