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	param	t-stat
$ω$	0.1360	25.18
$α$	0.1442	27.61
$β$	0.8557	136.42
$γ$	-0.9778	-21.14
$δ$	0.8265	28.64

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ProShares UltraPro Short S&P 500 APARCH Volatility Analysis

Volatility Prediction for Tuesday, February 17th, 2026:51.86% (-6.89%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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