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	param	t-stat
$ω$	0.1389	15.74
$α$	0.1083	33.83
$β$	0.8688	271.66
$γ$	0.1238	15.21
$δ$	1.8755	37.97

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Ultrapar Participacoes SA Asy. Power MEM Volatility Analysis

Volatility Prediction for Wednesday, February 18th, 2026:34.76% (-1.06%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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