HackingProfessional ServicesProfessional ServicesData ExfiltratedCustomer Data InvolvedEmployee Data InvolvedIdentity (basic)Government IDMediumContained

OAK VIEW GROUP

bd_d4731c7f919c432d · schema v1 · pii pii-v1

Severity

Medium

Discovered

Jan 19, 2026

Filed

Jun 13, 2026

To disclose

21 weeks

Affected

335state residents only

Linked

5 filings

Confidence

66%

Full breach record for OAK VIEW GROUP →2 incidents on file

Oak View Group notified Massachusetts residents of a security incident where an unauthorized third party accessed legacy systems between Dec 16, 2025, and Jan 19, 2026. The incident affected approximately 53 Rhode Island residents, exposing names and tax identification numbers. OVG took systems offline, engaged experts, and offered two years of credit monitoring.

J jump to incidentP pin to compareR raw source

Massachusetts clock✗ MA AG >90d21 weeks discovery → filing

Incident timeline

undetected · 34 days

discovery → filing · 21 weeks / 145 days

Dec 16, 2025

Begins

Jan 19, 2026

Discovered

Jun 13, 2026

Filed

vs. sector median

+2 wks slower

This filing is one of 5 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (4) · sorted by filing gap

Nebraska State AGbd_59f53baa252456cd2026-06-12 · +1dVerified
Indiana State AGbd_952ac689798d53152026-06-12 · +1dVerified
New Hampshire State AGbd_732c2edcff5cfdf32026-06-15 · +2dVerified
Texas State AGbd_286d4bc0b1f32c4e2026-06-18 · +5dVerified

Name: OAK VIEW GROUP
norm: oak view

Name: OAK VIEW GROUP
norm: oak view
Industry: Professional Servicesllm

Discovered: Jan 19, 2026
Breach occurred: Dec 16, 2025
Undetected for: 34 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jun 12, 2026
Affected individuals: 335state-resident count only
Data types: Identity (basic)Government ID
Attack vector: Unauthorized Access
MITRE ATT&CK: T1119 Automated Collection
Threat actor: External

During the incident: Took the affected system offline
Implemented enhanced security safeguards, including rebuilding the environment with updated security measures
Engaged leading cybersecurity experts
Offering you two years of complimentary credit monitoring and identity restoration services through Cyberscout
Changes made: Rebuilding the environment with updated security measures
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 21 weeks(145 days from discovery to filing)
Compliance flags: MA AG >90d
Discovery-date grounding: letter-groundedThe discovery date is the detection date narrated in the notification letter — the defensible tier.

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 5 filings · 5 states

View merged incident ↗

Nebraska State AGJun 12 · first

Indiana State AGJun 12 · first

Massachusetts State AG+1d · this page

New Hampshire State AG+3d

Texas State AG+6d

Pattern: first filing Jun 12 (NE), last Jun 18 (TX) — a 6-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/2026-975-oak-view-group-llc/download
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jun 13, 2026
Raw hash: 680dd6ae2b5dc727b2a7f33a5a8b78e2baa7343e1dd55eee5d214a2eef255eb7

Linked disclosures

Regulatory filings (4) · sorted by filing gap

Reporting entityOAK VIEW GROUP

Victim entityOAK VIEW GROUP

Incidentdiscovered Jan 19, 2026

Stated responseTook the affected system offline

ComplianceMA AG >90d

Extraction provenanceno artifact recorded

Source provenancewww.mass.gov