PhysicalFinancial ServicesFinanceLossCustomer Data InvolvedIdentity (basic)Financial accountLowContained

JPMorgan Chase Bank, National Association

bd_70e83ae1c7d6180a · schema v1 · pii pii-v2

Severity

Low

Discovered

—

Filed

Sep 1, 2026

To disclose

—

Affected

1state residents only

Linked

2 filings

Confidence

69%

Full breach record for JPMorgan Chase Bank, National Association →94 incidents on file

JPMorgan Chase Bank, N.A. notified Massachusetts residents that a package containing checks and transaction paperwork went missing from a courier on July 29, 2026. The package originated from a branch in Barrington, RI, and may have contained names, addresses, and account numbers. The bank is working with the courier to locate the package and has opened a claim. Customers are advised to monitor accounts and consider fraud alerts or security freezes.

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Incident timeline

Jul 29, 2026

Begins

Sep 1, 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

Massachusetts State AGbd_e2101ac1d8fc882c2026-09-01Candidate

Name: JPMorgan Chase Bank, National Association
norm: jpmorgan chase bank national

Name: JPMorgan Chase Bank, National Association
norm: jpmorgan chase bank national
Industry: Financial Servicesllm

Discovered: —
Breach occurred: Jul 29, 2026
Materiality determined: —
Notification sent: Sep 25, 2026
Affected individuals: 1state-resident count only
Data types: Identity (basic)Financial account
Attack vector: Unknown
MITRE ATT&CK: T1052 Exfiltration Over Physical Medium
Third party: via Courier

During the incident: Working with the courier to locate the package
Opened a claim with the courier
Changes made: Advised customers to place a one-year fraud alert on their credit file
Advised customers to place a security freeze on their credit file
Advised customers to order free annual credit reports
Offered copies of past statements at no cost
Source: Quoted from the filing itself, not independently verified.

Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 2 filings

View merged incident ↗

Massachusetts State AGSep 1 · first

Massachusetts State AGSep 1 · first · this page

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/2026-1635-jp-morgan-chase-bank-na/download
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Sep 1, 2026
Raw hash: 378695f6823d4bdcec4516a88ae5c0cb4bd8a697babdf656557d074a29b5c49b

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityJPMorgan Chase Bank, National Association

Victim entityJPMorgan Chase Bank, National Association

IncidentUnknown

Stated responseWorking with the courier to locate the package

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancewww.mass.gov