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Tingo Group Inc MEM Volatility Analysis

High-persistence model: shocks decay very slowly, so the theoretical long-run value may not be practically meaningful

Volatility prediction for Thursday, September 3rd, 2026

1 Day

2,096.13%

decreased by 373.80%

1 Week

2,096.46%

decreased by 373.47%

1 Month

2,097.77%

decreased by 372.16%

Analysis last updated: Thursday, September 3, 2026 at 09:11 AM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Tingo Group Inc MEM

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jul 15, 2004 to Aug 13, 2026

Model Insight

Estimated persistence of 1.000 is at or above 1 (non-stationary): volatility shocks do not decay and the long-run variance is undefined, so long-horizon forecasts should be treated with caution.

μ

MEM Model

Tap to view equation

High persistence: persistence 1.000 ≥ 1, shocks do not decay
ParamValuet-stat
ωconst2.7248
1.76*
αARCH0.2982
1.21
βGARCH0.7018
4.31***

1.000

Persistence

-

Half-life
μ

MEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

2.7248
1.76*
α

ARCH

Response to squared shocks

0.2982
1.21
β

GARCH

Volatility persistence

0.7018
4.31***

Persistence:

1.000

Half-life:

-