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Allurion Technologies Inc EGARCH Volatility Analysis

Volatility prediction for Friday, October 16th, 2026

1 Day

374.30%

increased by 78.61%

1 Week

404.02%

increased by 108.33%

1 Month

563.27%

increased by 267.58%

Analysis last updated: Friday, October 16, 2026 at 09:10 AM UTC

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Date Range:

from

10/15/2024

to

10/15/2026

6M ·

1Y ·

2Y ·

5Y ·

All

graph of Allurion Technologies Inc EGARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Feb 5, 2021 to Oct 9, 2026

Model Insight

With persistence 0.997, volatility shocks have a half-life of 224 trading days (~0.9 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.

σ

EGARCH Model

Tap to view equation

High persistence: persistence 0.997, shock half-life ~224 days
ParamValuet-stat
ωconst0.0935
1.46
αARCH0.4743
2.15**
βGARCH0.9969
243.27***
γleverage-0.1433
-1.00

0.997

Persistence

224d

Half-life
σ

EGARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0935
1.46
α

ARCH

Response to squared shocks

0.4743
2.15**
β

GARCH

Volatility persistence

0.9969
243.27***
γ

leverage

Additional response to negative shocks

-0.1433
-1.00

Persistence:

0.997

Half-life:

224 days