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	param	t-stat
$ω$	1.2427	8.17
$α$	0.0893	30.93
$β$	0.9816	387.08
$ν$	7.4770	5.48

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State Street Health Care Select Sector SPDR ETF GAS-GARCH Student T Volatility Analysis

Volatility Prediction for Monday, February 23rd, 2026:12.81% (-0.62%)

Date Range:

Parameter Estimates

Other State Street Health Care Select Sector SPDR ETF Analyses