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	param	t-stat
$ω$	0.0159	9.04
$α$	0.1323	39.93
$β$	0.9846	991.56
$γ$	-0.0517	-14.69

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Pinnacle West Capital Corp EGARCH Volatility Analysis

Volatility Prediction for Monday, February 23rd, 2026:19.64% (-0.87%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Pinnacle West Capital Corp Analyses