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	param	t-stat
$ω$	1.9918	8.86
$α$	0.0745	34.74
$β$	0.9835	529.61
$ν$	6.4886	7.09

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Pinnacle West Capital Corp GAS-GARCH Student T Volatility Analysis

Volatility Prediction for Tuesday, February 17th, 2026:23.82% (+1.78%)

Date Range:

Parameter Estimates

Other Pinnacle West Capital Corp Analyses