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	param	t-stat
$ω$	0.1556	14.72
$α$	0.0116	4.46
$β$	0.8822	339.58
$γ$	0.1593	21.50

V-Lab

ProShares Ultra MidCap400 GJR-GARCH Volatility Analysis

Volatility Prediction for Tuesday, February 17th, 2026:29.72% (-1.04%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other ProShares Ultra MidCap400 Analyses