Skip to main content
V-Lab

T Rowe Price Long Municipal Income ETF Asy. MEM Volatility Analysis

Volatility prediction for Wednesday, July 22nd, 2026

1 Day

5.65%

decreased by 0.02%

1 Week

5.68%

increased by 0.01%

1 Month

5.77%

increased by 0.10%

Analysis last updated: Tuesday, July 21, 2026 at 09:31 PM UTC

Date Range:

from

to

6M ·

All

graph of T Rowe Price Long Municipal Income ETF AMEM

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Nov 21, 2025 to Jul 17, 2026

Model Insight

Volatility shocks decay with a half-life of 13 trading days, meaning a shock loses half its impact after approximately 13 days.

μ

AMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0071
3.48***
α

ARCH

Response to squared shocks

0.0216
0.95
β

GARCH

Volatility persistence

0.9389
44.93***
γ

leverage

Additional response to negative shocks

-0.0216
-0.62

Persistence:

0.950

Half-life:

13 days