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Regulator-posted notice

Breach notice filed by J.P. Morgan (April 2024)

Organization named: J.P. Morgan Provisional: identity as filed, not yet matched to the directory

What the sources say

Delaware Data Security Breach Database (data.delaware.gov dir6-wx8v) Primary notice

Listed in the Delaware Data Security Breach Database with a notice date of April 18, 2024.

Organization as reported
J.P. Morgan
Information types as reported
Social Security number
Incident dates as reported
Aug. 26, 2021
Discovery date as reported
Feb. 26, 2024
Notice date
April 18, 2024
Observed by BreachRecords
2026-10-19 04:58 UTC (revision 28977, row:336)
Archived copy
Held in the private archive (provenance)

The listing records a filing with the agency; it is not a finding by the agency.

Figures, per source

  • 451,801 individuals affected (total reported), according to the Delaware Data Security Breach Database, source date April 18, 2024, revision observed 2026-10-19.

Each figure is one source's figure with the basis that source gave. Figures from different sources are shown side by side and are not added, averaged or chosen between.

Timeline

Source dates are the dates the sources give. Observation dates are when BreachRecords recorded each revision.

  • Notice date (Delaware Data Security Breach Database)
  • Observed by BreachRecords (revision 28977)
  • Approved by a reviewer

Organizations linked by a reviewer

  • J.P. Morgan Named as the filer Provisional: identity as filed, not yet matched to the directory Linked 2026-11-03, method manual.

Archived evidence

  • db1f795b34839e756316077c5bc8c4af363da46537e8ed9d502c75c355a0e45c
    text/csv, 135,151 bytes, retrieved from Delaware Data Security Breach Database, 2026-10-19 04:58 UTC. Archived privately · Provenance · Source page

Records reflect source filings as of the dates shown. BreachRecords is not a regulator.

Request a correction

A record that disagrees with its source, names the wrong organization or duplicates another is corrected after review. This form is about Breach notice filed by J.P. Morgan (April 2024). We acknowledge every request within two business days. We reply by email.

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