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Confirmed5 filings · 4 statesUnverified claimConfirmedEnforcedshinyhuntershigh sensitivity

Merged incident · 5 filings

TransUnion — July 2025 breach

Clustered 5 filings across 5 jurisdictions · filing window Jun 28, 2025 → Sep 4, 2025. View entity profile → Other incidents for this victim →

⚠ 2 cross-filing discrepancies →Merge100%

Determination

Confirmed

Members

5 filings

States

Affected · reported

4,461,511

First → last filing

Jun 28, 2025 → Sep 4, 2025

Merge confidence

100%

incident inc_6a66cf2453204c2b · merged by human · confidence 100%

Confirmed breach. Merged as one breach: 4 regulatory filings and 1 unverified claim. Intrusion Jul 28, 2025–Jul 29, 2025, discovered Jul 29, 2025 — the first regulatory filing landed 37 days later. 4,461,511 individuals reported across the linked filings. Data reported: Government ID, Identity (basic), and PII. Notifications rolled out on a 68-day schedule across 4 filings beginning Jun 28, 2025. Each member filing remains the legal record for its jurisdiction.

Litigation Timing

Notification delay

37days

Discovered → first regulatory filing

Discovery variance

1days

Range of discovered_at dates across filings

Leak precedence

68days before filing

Days between the first leak-site claim and the first regulatory filing. Positive = the claim came first (public exposure before disclosure). Negative = the claim trailed the filing, so there was no pre-disclosure leak. Counts regulatory filings only — press coverage is not a regulatory disclosure.

Filing span

68days

Time between earliest and latest filing

Not recorded for this incident

Materiality delta · SEC filing delay — no SEC 8-K in this cluster.

Regulatory clocksLeak gap⏱ Leak >30dFull clock table in Litigation Timeline

No cross-filing comparison data available for this incident.

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