UnknownGovernment IDFinancial accountMedium

STOCK Development

bd_b3a0b6cf7ef6e8e4 · schema v1 · pii pii-v1

Severity

Medium

Discovered

—

Filed

Feb 4, 2025

To disclose

—

Affected

381state residents only

Linked

10 records

Confidence

95%

Full breach record for STOCK Development →

Stock Development reported a data breach to the Massachusetts Office of Consumer Affairs and Business Regulation. The breach was reported on 2025-02-04. 381 Massachusetts residents were affected.

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Leak gap clock✗ Leak >180d

⚠ no discovery dateNo discovery date was extracted, so no notification clock can be evaluated.

Incident timeline — partial

? — ?

Breach window unknown

Feb 4, 2025

Filed

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

This filing is one of 10 records about the same incident.View merged incident

A leak claim by lockbit_3 about this victim was first seen 338 days before this filing.View originating leak claim

Linked disclosures

Why this link?

Ransomware claims (1)

Leak Sitelockbit_3bd_98b47c73183fa2f42024-03-02 · +339dVerified by operator

Regulatory filings (8) · sorted by filing gap

Maine State AGbd_89748bc44487d2612025-02-03 · +1dVerified
New Hampshire State AGbd_2c4e06e906f6e96d2025-01-30 · +5dVerified
Nebraska State AGbd_17d5cd5487512e142025-01-24 · +11dCandidate
Indiana State AGbd_563c5359047c72c92025-01-24 · +11dVerified

Show 4 more filings ↓up to 282d gap

Vermont State AGbd_bafa11d865906e232025-01-24 · +11dVerified
Montana State AGbd_ef819a7f76acc6c32025-01-24 · +11dVerified
Illinois State AGbd_ac55228a5881bb3c2025-01-01 · +34dVerified by operator
Maryland State AGbd_befcafda45b88e532025-11-13 · +282dVerified

Name: STOCK Development
norm: stock development
Domain: stockdevelopment.com

Name: STOCK Development
norm: stock development
Domain: stockdevelopment.com

Discovered: —
Materiality determined: —
Notification sent: —
Affected individuals: 381state-resident count only
Data types: Government IDFinancial account
Data elements: Social Security numberFinancial account numberDriver's licence number
Stated not affected: Medical informationPayment card number
The filing states these were not involved. Categories absent from both lists were not addressed either way.
Attack vector: Unknown

Compliance flags: Leak >180dMA credit monitoring due
Discovery-date grounding: no discovery dateNo discovery date was extracted, so no notification clock can be evaluated.

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 9 filings · 9 states

View merged incident ↗

Illinois State AGJan 1 · first

Nebraska State AG+23d

Indiana State AG+23d

Vermont State AG+23d

Montana State AG+23d

New Hampshire State AG+29d

Maine State AG+33d

Massachusetts State AG+34d · this page

Maryland State AG+316d

Pattern: first filing Jan 1 (IL), last Nov 13 (MD) — a 316-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.

Source URL: https://www.mass.gov/doc/data-breach-report-2025/download
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Feb 4, 2025
Raw hash: 11c6b9a939ed062df3b0c30b98b77c912e8171a91c5a73860b06897ddc8acb50

Linked disclosures

Ransomware claims (1)

Regulatory filings (8) · sorted by filing gap

Reporting entitySTOCK Development

Victim entitySTOCK Development

IncidentUnknown

ComplianceLeak >180d

Extraction provenanceno artifact recorded

Source provenancewww.mass.gov