DisclosureLens
UnknownFinancial ServicesFinanceFinancial accountIdentity (basic)Government IDHigh

Western Alliance Bank

bd_f8043b0f67779b8f · schema v1 · pii pii-v1

Severity

High

Discovered

Jun 3, 2025

Filed

Jul 1, 2025

To disclose

28 days

Affected · nationwide

78,3381,222 in this filing

Linked

12 records

Confidence

95%
Full breach record for Western Alliance Bank →

Western Alliance Bank ("WAB") based in Phoenix, Arizona, a financial services entity reported a data breach to the Texas Attorney General. The breach was discovered on 2025-06-03 and reported on 2025-07-01. 1,222 Texas residents were affected. 78,338 individuals affected in total. Types of information involved: Name of individual;Address;Social Security Number Information;Driver’s License number;Government-issued ID number (e.g. passport, state ID card);Financial Information (e.g. account number, credit or debit card number);Date of Birth. Consumers were notified via U.S. Mail.

Leak gap clock⏱ Leak >90d28 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 · 234 days
discovery → filing · ≤ 28 days

Oct 12, 2024

Begins

Jun 3, 2025

Discovered

Jul 1, 2025

Filed

vs. sector median

4 wks faster

This filing is one of 12 records about the same incident.View merged incident
A leak claim by cl0p about this victim was first seen 158 days before this filing.View originating leak claim

Linked disclosures

Why this link?

Regulatory filings (10) · sorted by filing gap

Show 6 more filings ↓up to 109d gap

Showing first 10 of 11 linked disclosures.

Filing propagation · 11 filings · 10 states

View merged incident ↗
California State AGMar 14 · first
Nebraska State AGMar 14 · first
Maryland State AGMar 14 · first
Montana State AGMar 14 · first
Massachusetts State AGMar 14 · first
Maine State AGMar 14 · first
New Hampshire State AGMar 14 · first
Washington State AG+108d
Oregon State AG+108d
New Hampshire State AG+108d
Texas State AG+109d · this page

Pattern: first filing Mar 14 (CA), last Jul 1 (TX) — a 109-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 11 — 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.