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	param	t-stat
$ω$	0.0918	18.28
$α$	0.0605	27.23
$β$	0.9275	398.42

V-Lab

Vale SA GARCH Volatility Analysis

Volatility Prediction for Thursday, February 12th, 2026:44.34% (+1.17%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Vale SA Analyses