DisclosureLens
UnknownEducationEducationFinancial accountIdentity (basic)Government IDCritical

The Trustees of the University of Pennsylvania

bd_e679c6a24510eaf9 · schema v1 · pii pii-v1

Severity

Critical

Discovered

Nov 11, 2025

Filed

Dec 3, 2025

To disclose

22 days

Affected · nationwide

442,50011,455 in this filing

Linked

17 filings

Confidence

95%
Full breach record for The Trustees of the University of Pennsylvania →3 incidents on file

The University of Pennsylvania based in Philadelphia, Pennsylvania, a educational institution entity reported a data breach to the Texas Attorney General. The breach was discovered on 2025-11-11 and reported on 2025-12-03. 11,455 Texas residents were affected. 442,500 individuals affected in total. Types of information involved: Name of individual;Address;Social Security Number Information;Financial Information (e.g. account number, credit or debit card number). Consumers were notified via U.S. Mail.

Texas clock✓ TX AG ≤30d22 days 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

undetected · 94 days
discovery → filing · ≤ 22 days

Aug 9, 2025

Begins

Nov 11, 2025

Discovered

Dec 3, 2025

Filed

vs. sector median

4 wks faster

This filing is one of 17 about the same incident.View merged incident

Linked disclosures

Why this link?

Ransomware claims (1)

Regulatory filings (9) · sorted by filing gap

Show 5 more filings ↓up to 133d gap

Showing first 10 of 16 linked disclosures.

Filing propagation · 10 filings · 10 states

View merged incident ↗
California State AGDec 1 · first
Montana State AGDec 1 · first
Iowa State AGDec 1 · first
South Carolina State AGDec 1 · first
Delaware State AGDec 1 · first
Massachusetts State AG+1d
Texas State AG+2d · this page
New Hampshire State AG+3d
Oregon State AG+21d
Washington State AG+135d

Pattern: first filing Dec 1 (CA), last Apr 15 (WA) — a 135-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 16 — 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.