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	param	t-stat
$ω$	0.0791	5.82
$α$	0.0172	4.23
$β$	0.9749	224.21
$γ$	0.6732	5.43
$δ$	1.2974	7.61

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Roku, Inc. APARCH Volatility Analysis

Volatility Prediction for Tuesday, February 17th, 2026:61.75% (-0.04%)

Date Range:

Parameter Estimates

News Impact Curve

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