UnitedHealth Group discloses a material cybersecurity incident

What the filing says

On February 21, 2024, UnitedHealth Group (the "Company") identified a suspected nation-state associated cyber security threat actor had gained access to some of the Change Healthcare information technology systems. Immediately upon detection of this outside threat, the Company proactively isolated the impacted systems from other connecting systems in the interest of protecting our partners and patients, to contain, assess and remediate the incident. The Company is working diligently to restore those systems and resume normal operations as soon as possible, but cannot estimate the duration or extent of the disruption at this time.

1. Amended filing · Apr 24, 00:00 UTC
   Amended filing: https://www.sec.gov/Archives/edgar/data/731766/000073176624000150/pressreleasedatedapril2220.htm
2. Amended filing · Mar 8, 00:00 UTC
   8-K/A: As an update to the Original Report, the Company identified that cybercrime threat actors had gained access to certain Change Healthcare information technology systems. Immediately upon detection of this outside threat, the Company isolated the impacted systems from other connected systems in order to protect the Company's partners and customers. The Company promptly notified customers, law enforcement and government agencies.