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V-Lab

T Rowe Price Long Municipal Income ETF GJR-GARCH Volatility Analysis

Volatility prediction for Monday, July 27th, 2026

1 Day

6.56%

decreased by 0.88%

1 Week

6.14%

decreased by 1.30%

1 Month

5.24%

decreased by 2.20%

Analysis last updated: Saturday, July 25, 2026 at 02:22 AM UTC

Date Range:

from

to

6M ·

All

graph of T Rowe Price Long Municipal Income ETF GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Nov 20, 2025 to Jul 24, 2026

Model Insight

Volatility shocks decay with a half-life of 5 trading days, meaning a shock loses half its impact after approximately 5 days.

σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0094
6.62***
α

ARCH

Response to squared shocks

0.0000
0.00
β

GARCH

Volatility persistence

0.7361
13.88***
γ

leverage

Additional response to negative shocks

0.2751
4.62***

Persistence:

0.874

Half-life:

5 days