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	param	t-stat
$ω$	0.0455	14.91
$α$	0.0873	0.45
$β$	0.8716	105.50
$γ$	1.0000	0.30
$δ$	1.3124	22.89

V-Lab

Proshares S&P 500 EX-Technology ETF APARCH Volatility Analysis

Volatility Prediction for Tuesday, February 17th, 2026:13.37% (-0.83%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Proshares S&P 500 EX-Technology ETF Analyses