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	param	t-stat
$ω$	0.0334	14.46
$α$	0.0779	27.61
$β$	0.9209	323.12
$γ$	0.3552	16.02
$δ$	1.1989	30.59

V-Lab

Telefonica Sa APARCH Volatility Analysis

Volatility Prediction for Monday, February 9th, 2026:23.33% (-0.45%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Telefonica Sa Analyses