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	param	t-stat
$ω$	0.0287	10.91
$α$	0.1256	29.50
$β$	0.9871	1,076.40
$γ$	-0.0399	-9.99

V-Lab

Vale SA EGARCH Volatility Analysis

Volatility Prediction for Wednesday, February 11th, 2026:38.98% (-1.52%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Vale SA Analyses