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V-Lab

Korro Bio Inc GJR-GARCH Volatility Analysis

Volatility prediction for Tuesday, August 25th, 2026

1 Day

102.43%

decreased by 0.45%

1 Week

103.80%

increased by 0.92%

1 Month

106.67%

increased by 3.79%

Analysis last updated: Monday, August 24, 2026 at 09:26 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

All

graph of Korro Bio Inc GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Oct 3, 2019 to Aug 21, 2026

Model Insight

This asset shows a rare inverse leverage effect: volatility responds almost entirely to positive returns, rising far more after gains than after losses. This is the reverse of the usual leverage effect, rare among risky assets.

σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

5.0000
5.17***
α

ARCH

Response to squared shocks

0.0456
3.31***
β

GARCH

Volatility persistence

0.8722
32.69***
γ

leverage

Additional response to negative shocks

-0.0456
-3.43***

Persistence:

0.895

Half-life:

6 days