Skip to main content
V-Lab

Zhejiang Walrus New Material Co Ltd GAS-GARCH Student T Volatility Analysis

Volatility prediction for Friday, September 4th, 2026

1 Day

33.98%

decreased by 0.48%

1 Week

36.08%

increased by 1.62%

1 Month

41.11%

increased by 6.65%

Analysis last updated: Friday, September 4, 2026 at 06:27 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

All

graph of Zhejiang Walrus New Material Co Ltd GAS-GARCH-T

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Oct 8, 2020 to Aug 28, 2026

Model Insight

Volatility shocks decay with a half-life of 10 trading days, meaning a shock loses half its impact after approximately 10 days. Returns follow a Student-t distribution with v = 4.32 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

9.2662
1.33
α

ARCH

Response to squared shocks

0.1084
2.61***
β

GARCH

Volatility persistence

0.9334
18.74***
ν

DF

Student-t tail thickness

4.3173
1.08

Persistence:

0.933

Half-life:

10 days