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V-Lab

Defiance BMNR Option Income ETF GAS-GARCH Student T Volatility Analysis

Inactive

Last recorded values (Friday, August 21st, 2026):

1 Day

59.40%

1 Week

68.73%

1 Month

75.50%

Analysis last updated: Friday, August 21, 2026 at 02:19 AM UTC

Date Range:

from

to

6M ·

All

graph of Defiance BMNR Option Income ETF GAS-GARCH-T

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Nov 25, 2025 to Aug 14, 2026

Model Insight

Volatility shocks decay with a half-life of 2 trading days, meaning a shock loses half its impact after approximately 2 days. Returns follow a Student-t distribution with v = 14.66 degrees of freedom, capturing fatter tails than a normal distribution.

𝑓

GAS-GARCH-T Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

24.1039
10.29***
α

ARCH

Response to squared shocks

0.1961
2.47**
β

GARCH

Volatility persistence

0.6761
11.16***
ν

DF

Student-t tail thickness

14.6576
0.35

Persistence:

0.676

Half-life:

2 days