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	param	t-stat
$m$	81
$α$	0.0607	19.43
$β$	0.7717	88.04
$γ$	0.0808	14.77
$λ_{1}$	0.0642	3.38
$λ_{2}$	0.1463	3.96
$λ_{3}$	0.8143	17.25

V-Lab

Pinnacle West Capital Corp MF2-GARCH Volatility Analysis

Volatility Prediction for Friday, February 20th, 2026:17.85% (-0.76%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Pinnacle West Capital Corp Analyses