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	param	t-stat
$ω$	0.0757	17.86
$α$	0.0773	20.72
$β$	0.9047	193.31
$γ$	0.8130	22.06
$δ$	1.0123	34.43

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ProShares Ultra Health Care APARCH Volatility Analysis

Volatility Prediction for Tuesday, February 17th, 2026:30.69% (-1.43%)

Date Range:

Parameter Estimates

News Impact Curve

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