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V-Lab

Travelzoo Inc AGARCH Volatility Analysis

Volatility prediction for Monday, October 12th, 2026

1 Day

50.25%

decreased by 1.56%

1 Week

55.49%

increased by 3.68%

1 Month

66.72%

increased by 14.91%

Analysis last updated: Saturday, October 10, 2026 at 12:58 AM UTC

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Date Range:

from

10/09/2024

to

10/09/2026

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Travelzoo Inc AGARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Aug 29, 2002 to Oct 9, 2026

Model Insight

Volatility shocks decay with a half-life of 9 trading days, meaning a shock loses half its impact after approximately 9 days.

σ

AGARCH Model

Tap to view equation

Shock decay: Shocks decay with a 9-day half-life
ParamValuet-stat
ωconst1.8642
6.52***
αARCH0.1570
7.86***
βGARCH0.7658
47.46***
γleverage-0.7847
-1.13

0.923

Persistence

9d

Half-life
σ

AGARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

1.8642
6.52***
α

ARCH

Response to squared shocks

0.1570
7.86***
β

GARCH

Volatility persistence

0.7658
47.46***
γ

leverage

Additional response to negative shocks

-0.7847
-1.13

Persistence:

0.923

Half-life:

9 days