DisclosureLens
UnknownLow

Tishman Speyer

bd_0378e1316a841fca · schema v1 · pii pii-v2

Severity

Low

Discovered

—

Filed

Sep 16, 2026

To disclose

—

Affected · nationwide

4752 in this filing

Linked

2 filings

Confidence

95%
Full breach record for Tishman Speyer →

Tishman Speyer reported a data breach to the Indiana Attorney General. The breach occurred on 2026-03-28 and was reported on 2026-09-16. 2 Indiana residents were affected. 475 individuals affected in total.

Incident timeline

Mar 28, 2026

Begins

Sep 16, 2026

Filed

This filing is one of 2 filings about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (1) · sorted by filing gap

Filing propagation · 2 filings · 2 states

View merged incident ↗
Massachusetts State AGSep 1 · first
Indiana State AG+15d · this page

Pattern: first filing Sep 1 (MA), last Sep 16 (IN) — a 15-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

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.