Oncology Institute Confirms Patient Data Compromise in Cybersecurity Incident
TOI has more than doubled off its 52-week low of $2.015.
Summary
Oncology Institute confirmed that a previously disclosed cybersecurity incident resulted in unauthorized access to patient data, though the company believes operations are not materially impacted and is evaluating further financial effects.
Key Events · Legal and Risk Events · TOI
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Patient Data Compromised
A cybersecurity incident, first reported in November 2025, has now been confirmed to involve unauthorized access to company systems affecting patient data.
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Operations Unaffected, Impact Under Evaluation
The company states its operations have continued in all material respects and believes the incident has not materially impacted its financial systems or quality of care, but is still evaluating other potential material impacts.
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Credit Monitoring Offered
The company will work with the vendor to offer credit monitoring and protection to all impacted patients.
Analysis · TOI · Industrial Applications And Services
The company disclosed that a cybersecurity incident, previously reported in November 2025, involved unauthorized access to systems affecting patient data. While operations continue without material disruption, the full financial and legal impact is still being evaluated. This confirms a more serious outcome than initially reported, raising potential risks related to regulatory fines, litigation, and reputational damage for the healthcare provider.
At the time of this filing, TOI was trading at $4.60 on NASDAQ in the Industrial Applications And Services sector, with a market capitalization of approximately $458.9M. The 52-week trading range was $2.02 to $4.88. This filing was assessed with negative market sentiment and an importance score of 7 out of 10.