Skip to main content
V-Lab
V-Lab

Smart Powerr Corp MEM Volatility Analysis

Volatility prediction for Monday, September 7th, 2026

1 Day

290.35%

decreased by 6.25%

1 Week

290.10%

decreased by 6.50%

1 Month

289.11%

decreased by 7.49%

Analysis last updated: Saturday, September 5, 2026 at 09:26 AM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Smart Powerr Corp MEM

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jul 23, 2001 to Sep 4, 2026

Model Insight

With persistence 0.998, volatility shocks have a half-life of 452 trading days (~1.8 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.

μ

MEM Model

Tap to view equation

High persistence: persistence 0.998, shock half-life ~452 days
ParamValuet-stat
ωconst0.2238
0.88
αARCH0.0470
4.41***
βGARCH0.9515
70.75***

0.998

Persistence

452d

Half-life
μ

MEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.2238
0.88
α

ARCH

Response to squared shocks

0.0470
4.41***
β

GARCH

Volatility persistence

0.9515
70.75***

Persistence:

0.998

Half-life:

452 days