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	param	t-stat
$ω$	0.1970	17.52
$α$	0.0778	14.35
$β$	0.9042	326.54
$γ$	0.0276	3.04

V-Lab

Perma-Pipe International Holdings Inc GJR-GARCH Volatility Analysis

Volatility Prediction for Tuesday, February 17th, 2026:55.28% (-2.11%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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