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V-Lab

Tianjin Pengling Rubber Hose Co Ltd GAS-GARCH Student T Volatility Analysis

Volatility prediction for Friday, September 4th, 2026

1 Day

31.59%

increased by 0.60%

1 Week

33.26%

increased by 2.27%

1 Month

38.43%

increased by 7.44%

Analysis last updated: Friday, September 4, 2026 at 06:26 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Tianjin Pengling Rubber Hose Co Ltd GAS-GARCH-T

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 27, 2014 to Aug 28, 2026

Model Insight

Volatility shocks decay with a half-life of 28 trading days, meaning a shock loses half its impact after approximately 28 days. Returns follow a Student-t distribution with v = 4.87 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

13.0769
1.11
α

ARCH

Response to squared shocks

0.1217
6.34***
β

GARCH

Volatility persistence

0.9758
43.02***
ν

DF

Student-t tail thickness

4.8660
2.11**

Persistence:

0.976

Half-life:

28 days