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	param	t-stat
$ω$	0.0155	14.44
$α$	0.1211	39.20
$β$	0.9881	1,541.53
$γ$	-0.0314	-11.96

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Rio Tinto Ltd EGARCH Volatility Analysis

Volatility Prediction for Thursday, February 19th, 2026:30.78% (-0.58%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Rio Tinto Ltd Analyses