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	param	t-stat
$ω$	0.0376	23.11
$α$	0.0905	17.09
$β$	0.7936	163.09
$γ$	0.1810	17.30

V-Lab

Putnam Managed Municipal Income Trust GJR-GARCH Volatility Analysis

Volatility Prediction for Tuesday, February 17th, 2026:8.89% (-0.35%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Putnam Managed Municipal Income Trust Analyses