DisclosureLens
UnknownHealthcareLow

Fred Hutchinson Cancer Center

bd_7a61dc29d42aa0db · schema v1 · pii pii-v1

Severity

Low

Discovered

Filed

Dec 20, 2023

To disclose

Affected · nationwide

55432 in this filing

Linked

14 filings

Confidence

95%
Full breach record for Fred Hutchinson Cancer Center4 incidents on file

Fred Hutchinson Cancer Center reported a data breach to the Indiana Attorney General. The breach occurred on 2023-11-19 and was reported on 2023-12-20. 32 Indiana residents were affected. 554 individuals affected in total.

Incident timeline

Nov 19, 2023

Begins

Dec 20, 2023

Filed

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

Show 6 more filingsup to 225d gap

Showing first 10 of 13 linked disclosures.

Filing propagation · 11 filings · 7 states

View merged incident ↗

Pattern: first filing Dec 20 (IN), last Aug 1 (IL) — a 225-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 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.