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	param	t-stat
$ω$	0.0334	8.89
$α$	0.0280	0.38
$β$	0.9720	325.20
$γ$	1.0000	0.24
$δ$	1.2804	15.91

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Reviva Pharmaceuticals Holdings Inc APARCH Volatility Analysis

Volatility Prediction for Friday, February 13th, 2026:148.26% (-1.15%)

Date Range:

Parameter Estimates

News Impact Curve

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