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	param	t-stat
$ω$	0.0671	10.58
$α$	0.0894	17.10
$β$	0.9033	133.45
$γ$	0.7406	10.24
$δ$	0.5000	8.30

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Imperva Inc APARCH Volatility Analysis

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Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Imperva Inc Analyses