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Xtrackers S&P 100 Ex Top 20 ETF GARCH Volatility Analysis

Volatility prediction for Friday, October 16th, 2026

1 Day

11.63%

increased by 1.28%

1 Week

11.90%

increased by 1.55%

1 Month

12.32%

increased by 1.97%

Analysis last updated: Friday, October 16, 2026 at 02:16 AM UTC

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Date Range:

from

10/15/2024

to

10/15/2026

6M ·

1Y ·

2Y ·

All

graph of Xtrackers S&P 100 Ex Top 20 ETF GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Nov 28, 2022 to Oct 9, 2026

Model Insight

Volatility shocks decay with a half-life of 4 trading days, meaning a shock loses half its impact after approximately 4 days.

σ

GARCH Model

Tap to view equation

Shock decay: Shocks decay with a 4-day half-life
ParamValuet-stat
ωconst0.0969
2.27**
αARCH0.1131
1.78*
βGARCH0.7332
6.73***

0.846

Persistence

4d

Half-life
σ

GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0969
2.27**
α

ARCH

Response to squared shocks

0.1131
1.78*
β

GARCH

Volatility persistence

0.7332
6.73***

Persistence:

0.846

Half-life:

4 days