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V-Lab

Nanjing Vazyme Biotech Co Ltd GJR-GARCH Volatility Analysis

Volatility prediction for Wednesday, August 5th, 2026

1 Day

76.44%

increased by 7.82%

1 Week

75.64%

increased by 7.02%

1 Month

72.92%

increased by 4.30%

Analysis last updated: Wednesday, August 5, 2026 at 06:18 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

All

graph of Nanjing Vazyme Biotech Co Ltd GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Nov 15, 2021 to Jul 31, 2026

Model Insight

Volatility shocks decay with a half-life of 25 trading days, meaning a shock loses half its impact after approximately 25 days.

σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.3873
11.98***
α

ARCH

Response to squared shocks

0.1477
9.86***
β

GARCH

Volatility persistence

0.8443
102.08***
γ

leverage

Additional response to negative shocks

-0.0387
-1.69*

Persistence:

0.973

Half-life:

25 days