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V-Lab

Casa Emtia Petrol Kimyevi Ve GJR-GARCH Volatility Analysis

Volatility prediction for Monday, August 24th, 2026

1 Day

48.74%

decreased by 0.21%

1 Week

56.41%

increased by 7.46%

1 Month

63.72%

increased by 14.77%

Analysis last updated: Sunday, August 23, 2026 at 02:00 AM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Casa Emtia Petrol Kimyevi Ve GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jul 25, 2012 to Aug 21, 2026

Model Insight

This asset shows a rare inverse leverage effect: positive returns raise next-day volatility 47% more than negative returns. Volatility rises more after gains than after losses, the reverse of the usual leverage effect and uncommon among risky assets.

σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

4.3811
14.10***
α

ARCH

Response to squared shocks

0.3211
17.45***
β

GARCH

Volatility persistence

0.4827
28.80***
γ

leverage

Additional response to negative shocks

-0.1028
-3.92***

Persistence:

0.752

Half-life:

2 days