DisclosureLens
UnknownOtherIdentity (basic)Government IDPHIHealth (basic)Critical

Marathon Health

bd_5b4383575c0dbdd3 · schema v1 · pii pii-v2

Severity

Critical

Discovered

Sep 9, 2026

Filed

Oct 30, 2026

To disclose

7 weeks

Affected · nationwide

5,684,735234,534 in this filing

Linked

2 filings

Confidence

95%
Full breach record for Marathon Health →

Marathon Health based in Indianapolis, Indiana, a healthcare – medical provider entity reported a data breach to the Texas Attorney General. The breach was discovered on 2026-09-09 and reported on 2026-10-30. 234,534 Texas residents were affected. 5,684,735 individuals affected in total. Types of information involved: Name of individual;Address;Social Security Number Information;Medical Information;Health Insurance Information;Date of Birth. Consumers were notified via U.S. Mail.

Texas clock✓ TX CRA notice due7 weeks discovery → filing
⚠ AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.

Incident timeline

discovery → filing · ≤ 7 weeks / 51 days

Sep 9, 2026

Discovered

Oct 30, 2026

Filed

This filing is one of 2 filings about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (1) · sorted by filing gap

Filing propagation · 2 filings · 2 states

View merged incident ↗
Vermont State AGOct 30 · first
Texas State AGOct 30 · first · this page

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 filingThis record

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

SEC 8-K / victim statement

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