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	param	t-stat
$ω$	0.0280	21.65
$α$	0.1829	37.47
$β$	0.9716	811.67
$γ$	-0.0337	-7.63

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Northwest Natural Gas Co EGARCH Volatility Analysis

Volatility Prediction for Monday, February 9th, 2026:21.29% (+0.43%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Northwest Natural Gas Co Analyses