The Sustained Negative Impacts of Cyber Incidents on Shareholder Value

2026

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AI-generated summary

1) This study reveals that significant cyber incidents lead to sustained negative impacts on shareholder value, underscoring the critical need for robust cyber risk management.
2) * Analysis of the Russell 3,000 index from 2022-2024 to quantify the impact of cyber incidents on share price.
* Findings show an average underperformance of nearly 5% sustained over a year or more.
* Specific sectors like Finance and Banking, and Health Care experience higher negative impacts.
3) Cyber incidents, shareholder value, stock price, cyber risk, financial impact

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