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V-Lab
V-Lab

KraneShares Public-Private AI & Technology ETF GAS-GARCH Student T Volatility Analysis

Volatility prediction for Monday, September 21st, 2026

1 Day

28.23%

decreased by 0.78%

1 Week

28.38%

decreased by 0.63%

1 Month

28.90%

decreased by 0.11%

Analysis last updated: Friday, September 18, 2026 at 10:08 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

All

graph of KraneShares Public-Private AI & Technology ETF GAS-GARCH-T

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jul 18, 2024 to Sep 18, 2026

Model Insight

Volatility shocks decay with a half-life of 23 trading days, meaning a shock loses half its impact after approximately 23 days. Returns follow a Student-t distribution with v = 10.34 degrees of freedom, capturing fatter tails than a normal distribution.

𝑓

GAS-GARCH-T Model

Tap to view equation

Shock decay: Shocks decay with a 23-day half-lifev = 10.34 · fat tails
ParamValuet-stat
ωconst3.7788
1.81*
αARCH0.0748
1.75*
βGARCH0.9705
54.70***
νDF10.3447
0.25

0.970

Persistence

23d

Half-life
𝑓

GAS-GARCH-T Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

3.7788
1.81*
α

ARCH

Response to squared shocks

0.0748
1.75*
β

GARCH

Volatility persistence

0.9705
54.70***
ν

DF

Student-t tail thickness

10.3447
0.25

Persistence:

0.970

Half-life:

23 days