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	param	t-stat
$ω$	1.2321	6.66
$α$	0.1100	6.13
$β$	0.8243	33.94
$γ_{1}$	0.1456	4.35
$γ_{2}$	-0.2299	-4.39
$γ_{3}$	0.1461	3.80
$γ_{4}$	-0.0967	-2.62
$γ_{5}$	0.0427	1.14
$γ_{6}$	0.0568	1.18

V-Lab

TransAlta Corporation Spline-GARCH Volatility Analysis

Volatility Prediction for Friday, February 13th, 2026:55.79% (-2.44%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other TransAlta Corporation Analyses