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	param	t-stat
$ω$	0.1981	6.04
$α$	0.1136	16.95
$β$	0.8794	244.07
$γ$	0.1109	5.79
$δ$	2.1198	12.75

V-Lab

ECA Marcellus Trust I APARCH Volatility Analysis

Volatility Prediction for Monday, February 9th, 2026:51.60% (-0.99%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other ECA Marcellus Trust I Analyses