DisclosureLens
HackingProfessional ServicesFinancial ServicesProfessional ServicesData MishandlingCustomer Data InvolvedMulti-Stage ChainPIIMediumActive

ARTHUR J. GALLAGHER & CO.

bd_7a32a3fe8539d619 · schema v1 · pii pii-v1

Severity

Medium

Discovered

—

Filed

Aug 23, 2021

To disclose

—

Affected

1,222state residents only

Linked

41 filings

Confidence

68%
Full breach record for ARTHUR J. GALLAGHER & CO. →14 incidents on file

Arthur J. Gallagher & Co. filed a supplemental data event notice with the New Hampshire Attorney General on August 23, 2021. The notice covers approximately 1,222 New Hampshire residents affected by a data incident involving multiple insurance clients. Notification was mailed on August 17, 2021, offering credit monitoring services.

Incident timeline — partial

? — ?

Breach window unknown

Aug 23, 2021

Filed

No interval is drawn: no breach start or discovery date is on record for this filing.

This filing is one of 41 filings 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 109d gap

Showing first 10 of 40 linked disclosures.

Filing propagation · 11 filings · 3 states

View merged incident ↗

Pattern: first filing Aug 17 (ME), last Dec 10 (NH) — a 115-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 40 — 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.