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V-Lab
V-Lab

Allurion Technologies 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 Tuesday, September 22nd, 2026

1 Day

96.42%

decreased by 5.15%

1 Week

96.45%

decreased by 5.12%

1 Month

96.58%

decreased by 4.99%

Analysis last updated: Tuesday, September 22, 2026 at 01:41 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

All

graph of Allurion Technologies Inc MEM

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Feb 5, 2021 to Sep 18, 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
ωconst0.0122
0.49
αARCH0.1626
2.77***
βGARCH0.8374
20.79***

1.000

Persistence

-

Half-life
μ

MEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0122
0.49
α

ARCH

Response to squared shocks

0.1626
2.77***
β

GARCH

Volatility persistence

0.8374
20.79***

Persistence:

1.000

Half-life:

-