HackingFinancial ServicesProfessional ServicesFinanceHacking OtherCustomer Data InvolvedDelayed DiscoveryIdentity (basic)Financial accountHigh

ARTHUR J. GALLAGHER & CO.

bd_2d7d92b41cb3b98b · schema v1 · pii pii-v1

Severity

High

Discovered

Jun 23, 2021

Filed

Jul 21, 2021

To disclose

28 days

Affected · nationwide

722,325664 in this filing

Linked

41 filings

Confidence

50%

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

Arthur J. Gallagher & Co. reported a data breach affecting 664 Maine residents. The breach, which was discovered on June 23, 2021, occurred on June 3, 2020. The compromised information includes names and financial account numbers or credit/debit card numbers. The company offered 24 months of identity theft protection services through Kroll.

J jump to incidentP pin to compareR raw source

Maine clockDiscovered Jun 23, 2021 → Filed with AG Jul 21, 202128d ✓ ME AG ≤30d28 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 · 385 days

discovery → filing · 28 days

Jun 3, 2020

Begins

Jun 23, 2021

Discovered

Jul 21, 2021

Filed

vs. sector median

4 wks faster

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

Delaware State AGbd_d559ecce5b3385332021-08-19 · +29dVerified by operator
New Hampshire State AGbd_7a32a3fe8539d6192021-08-23 · +33dVerified by operator
Maine State AGbd_a45fd1cf66fc40d52021-09-01 · +42dVerified by operator
New Hampshire State AGbd_e05a56a536c799dd2021-09-07 · +48dVerified by operator

Show 6 more filings ↓up to 142d gap

Maine State AGbd_c453899ab04861cb2021-09-08 · +49dVerified by operator
Maine State AGbd_29bb498af183cd332021-09-13 · +54dVerified by operator
Maine State AGbd_d79b29bc558a3c712021-09-29 · +70dVerified by operator
New Hampshire State AGbd_544b44357c05bc6c2021-10-04 · +75dVerified by operator
Maine State AGbd_2831d3281e5d09eb2021-12-06 · +138dCandidate
New Hampshire State AGbd_0995d36ed3507f492021-12-10 · +142dVerified

Showing first 10 of 40 linked disclosures.

Name: ARTHUR J. GALLAGHER & CO.
norm: arthur j gallagher

Name: ARTHUR J. GALLAGHER & CO.
norm: arthur j gallagher
Industry: Financial ServicesllmProfessional Servicesllm

Discovered: Jun 23, 2021
Breach occurred: Jun 3, 2020
Undetected for: 385 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jul 21, 2021
Affected individuals: 722,325state + nationwide
Data types: Identity (basic)Financial account
Data elements: Financial account number
Attack vector: Unauthorized Access

Changes made: Offered 24 months of identity theft protection services through Kroll
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 28 days(28 days from discovery to filing)
Compliance flags: ME AG ≤30d · 28d
Discovery-date grounding: 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.
Clock breakdown: Statute Window Elapsed Threshold Status
Maine
Discovered: Jun 23, 2021
→ Filed with AG: Jul 21, 2021
28d 30 days ME AG ≤30d

Statute	Window	Elapsed	Threshold	Status
Maine	Discovered: Jun 23, 2021 → Filed with AG: Jul 21, 2021	28d	30 days	ME AG ≤30d

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 11 filings · 3 states

View merged incident ↗

Maine State AGJul 21 · first · this page

Delaware State AG+29d

New Hampshire State AG+33d

Maine State AG+42d

New Hampshire State AG+48d

Maine State AG+49d

Maine State AG+54d

Maine State AG+70d

New Hampshire State AG+75d

Maine State AG+138d

New Hampshire State AG+142d

Pattern: first filing Jul 21 (ME), last Dec 10 (NH) — a 142-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.

Source URL: https://www.maine.gov/agviewer/content/ag/985235c7-cb95-4be2-8792-a1252b4f8318/92ef1d2a-dfa9-4522-8e42-1640426422f4.shtml
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jul 21, 2021
Raw hash: e32b71dc105ebe2585ddcc777dbcfe1f94b5b6e4ed21661b8349c8df5d53e772

Linked disclosures

Regulatory filings (10) · sorted by filing gap

Reporting entityARTHUR J. GALLAGHER & CO.

Victim entityARTHUR J. GALLAGHER & CO.

Incidentdiscovered Jun 23, 2021

Stated responseOffered 24 months of identity theft protection services through Kroll

ComplianceME AG ≤30d

Extraction provenanceno artifact recorded

Source provenancewww.maine.gov