DisclosureLens
UnknownOtherFinancial accountIdentity (basic)Government IDPHIHealth (basic)Critical

SITUSAMC HOLDINGS CORPORATION

bd_4b06c2519a61551f · schema v1 · pii pii-v1

Severity

Critical

Discovered

Mar 31, 2026

Filed

Apr 6, 2026

To disclose

6 days

Affected · nationwide

662,70136,827 in this filing

Linked

17 filings

Confidence

95%
Full breach record for SITUSAMC HOLDINGS CORPORATION →

SitusAMC Holdings Corporation based in New York, New York, a other entity reported a data breach to the Texas Attorney General. The breach was discovered on 2026-03-31 and reported on 2026-04-06. 36,827 Texas residents were affected. 662,701 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);Medical Information;Health Insurance Information;Date of Birth. Consumers were notified via U.S. Mail.

Texas clock✓ TX AG ≤30d6 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 · 138 days
discovery → filing · ≤ 6 days

Nov 13, 2025

Begins

Mar 31, 2026

Discovered

Apr 6, 2026

Filed

vs. sector median

7 wks faster

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

Linked disclosures

Why this link?

Regulatory filings (10) · sorted by filing gap

Show 6 more filings ↓up to 45d gap

Showing first 10 of 16 linked disclosures.

Filing propagation · 11 filings · 8 states

View merged incident ↗
California State AGFeb 20 · first
Washington State AGFeb 20 · first
Montana State AG+18d
Indiana State AG+18d
Indiana State AG+18d
California State AG+18d
Oregon State AG+31d
California State AG+42d
Maine State AG+42d
New Hampshire State AG+45d
Texas State AG+45d · this page

Pattern: first filing Feb 20 (CA), last Apr 6 (TX) — a 45-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.