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V-Lab

SRT Marine Systems PLC GAS-GARCH Student T Volatility Analysis

Volatility prediction for Tuesday, July 14th, 2026

1 Day

327.34%

decreased by 49.39%

1 Week

365.44%

decreased by 11.29%

1 Month

433.84%

increased by 57.11%

Analysis last updated: Tuesday, July 14, 2026 at 08:27 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of SRT Marine Systems PLC GAS-GARCH-T

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 2, 2007 to Jul 10, 2026

Model Insight

The estimated Student-t degrees of freedom v = 2.01 sit at the infinite-variance boundary (v → 2): the model is attributing extreme moves to heavy tails rather than to volatility, so the volatility scale is unreliable here. See the boundary-parameters flag.

𝑓

GAS-GARCH-T Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

958.0983
3.88***
α

ARCH

Response to squared shocks

0.1290
17.19***
β

GARCH

Volatility persistence

0.8903
27.97***
ν

DF

Student-t tail thickness

2.0054
1,520.38***

Persistence:

0.890

Half-life:

6 days