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Unitedhealth Group

Disclosed Feb 22, 20242 years agoConfirmed

SEC filing

Material cybersecurity incident reported to the SEC (8-K Item 1.05)

What is known

People affectedNot stated in the sources we have
DisclosedFeb 22, 2024
AttackNot stated
Data exposedNot stated
SectorOther · US
StatusConfirmed
Lawsuit or fineIn re Change Healthcare Customer Data Security Breach Litigation (filed 2024-06-07) On Lawsuits

Sources

Notices filed

WhereFiledPeople
SEC 8-KtotalFeb 22, 2024
SEC 8-KtotalMar 8, 2024
SEC 8-KtotalApr 24, 2024

Other breaches at Unitedhealth Group

BreachAffected
Disclosed Mar 15, 2018Mar 15, 20188 years agoInsider1,755
History of this record
  • 2026-09-25 · lawsuits_ref: empty to in-re-change-healthcare-breach-mdl · weekly source
  • 2026-09-25 · lawsuit: empty to In re Change Healthcare Customer Data Security Breach Litigation (filed 2024-06-07) · weekly source
  • 2026-09-25 · added · backfill source

First seen 2026-09-25 (SEC 8-K), confirmed by SEC 8-K. Record counts are as reported. Not legal advice.

Everything about Unitedhealth Group

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