FEDERALItem 1.05 · mandatoryMalwareHealthcareHealthcareCustomer Data InvolvedDownstream VictimsLowActive

CHANGE HEALTHCARE INC.

bd_8b5c150b15c7af22 · schema v1 · pii pii-v1

Severity

Low

Discovered

Feb 21, 2024

Filed

Apr 24, 2024

To disclose

9 weeks

Affected

Not disclosed

Linked

14 filings

Confidence

81%

Full breach record for CHANGE HEALTHCARE INC. →7 incidents on file

UnitedHealth Group filed 8-K/A Amendment No. 2 updating prior disclosures about the Change Healthcare cyberattack. The amendment incorporates an April 22, 2024 press release describing ongoing data assessment, support for impacted individuals, provider/customer notifications, and Change Healthcare service restoration progress. The underlying incident is the previously disclosed cyberattack on UnitedHealth Group subsidiary Change Healthcare.

J jump to incidentP pin to compareR raw source

SEC clockMateriality determined Feb 21, 2024 → Filed Apr 24, 202463d ✗ SEC 4-day late9 weeks discovery → filing

⚠ unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.

Incident timeline

discovery → filing · 9 weeks / 63 days

Feb 21, 2024

Discovered

Apr 24, 2024

Filed

vs. sector median

2 wks faster

This filing is one of 14 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (10) · sorted by filing gap

Illinois State AGbd_475102911ae1328e2024-08-01 · +99dVerified
Montana State AGbd_20fef244fbf67f712024-08-02 · +100dVerified
New Hampshire State AGbd_546b3d03391ed1822024-08-02 · +100dVerified
California State AGbd_6999730badb3aebb2024-08-03 · +101dVerified

Show 6 more filings ↓up to 191d gap

Oregon State AGbd_788f5843714453cb2024-08-03 · +101dVerified
Massachusetts State AGbd_969ae8733a313abf2024-08-03 · +101dVerified
Washington State AGbd_dc48a09555e80a912024-08-03 · +101dVerified
South Carolina State AGbd_6c170b3ed5a97da52024-08-05 · +103dVerified
Oregon State AGbd_1091c4bb67ec440a2024-09-16 · +145dVerified
Illinois State AGbd_99990548386b282d2024-11-01 · +191dVerified

Showing first 10 of 13 linked disclosures.

Name: UNITEDHEALTH GROUP INCORPORATED
norm: unitedhealth group
SEC CIK: 0000731766
Domain: unitedhealthgroup.com
Industry: Health Care

Name: CHANGE HEALTHCARE INC.
norm: change healthcare
Domain: changehealthcare.com
Industry: Healthcare technology
Industry: Healthcarellm

Discovered: Feb 21, 2024
Materiality determined: Feb 21, 2024
Notification sent: —
Affected individuals: Not disclosed
Data types: —
Attack vector: Ransomware
Third party: via Change Healthcaresubsidiary

During the incident: Issued a press release on April 22, 2024, regarding ongoing data assessment and support for impacted individuals
Providing support for providers and customers with notifications
Change Healthcare service restoration progress
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 9 weeks(63 days from discovery to filing)
Compliance flags: SEC 4-day late · 63d
Discovery-date grounding: unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.
Clock breakdown: Statute Window Elapsed Threshold Status
SEC
Materiality determined: Feb 21, 2024
→ Filed: Apr 24, 2024
63d cal. 4 business days SEC 4-day late

Statute	Window	Elapsed	Threshold	Status
SEC	Materiality determined: Feb 21, 2024 → Filed: Apr 24, 2024	63d cal.	4 business days	SEC 4-day late

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 11 filings · 8 states

View merged incident ↗

SEC 8-KApr 24 · first · this page

Illinois State AG+99d

Montana State AG+100d

New Hampshire State AG+100d

California State AG+101d

Oregon State AG+101d

Massachusetts State AG+101d

Washington State AG+101d

South Carolina State AG+103d

Oregon State AG+145d

Illinois State AG+191d

Pattern: first filing Apr 24, last Nov 1 (IL) — a 191-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

Cascade drawn from the first 10 linked disclosures of 13 — the full spread may be wider.

Evidence ladder

Leak-site claim

Attacker assertion only. Establishes: claim date, group, alleged victim.

Press / market report

Unlocks: incident narrative, operational impact. Still no compliance clock.

State AG / regulator filing

Unlocks: discovery date, data types, affected count, compliance clock.

SEC 8-K / victim statementThis record

Unlocks: materiality, stated response, full audit trail. Ceiling removed.

Source URL: https://www.sec.gov/Archives/edgar/data/731766/000073176624000150/unh-20240221.htm
DisclosureLens renders the full SEC/HHS filing inline below from the originating regulator’s public record (§4.5 fair report privilege).
Filed at: Apr 24, 2024
Raw hash: 328a51418994fe10eae46f0616b1c3cb22d01d5144511f5228df415e1296f9db

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Linked disclosures

Regulatory filings (10) · sorted by filing gap

Reporting entityUNITEDHEALTH GROUP INCORPORATED

Victim entityCHANGE HEALTHCARE INC.

Incidentdiscovered Feb 21, 2024

Stated responseIssued a press release on April 22, 2024, regarding ongoing data assessment and support for impacted individuals

ComplianceSEC 4-day late

Extraction provenanceno artifact recorded

Source provenancewww.sec.gov

Source filing