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May 15, 2026 Verified Sensitive Record Financial Services

AssetMark 2026 Data Breach

The 2026 AssetMark data breach involved the unauthorized use of certain employee login credentials and the download of files containing customer information.

At least 29,802
Affected People
2
Data Types
At least Medium
Severity
Yes
Verification

Exposed Data Types

2
Names
Social security numbers

Additional Information

Added DateJuly 30, 2026
Breach DateMay 15, 2026
Domainassetmark.com
SourceCalifornia and Texas Attorney General records
Last Content UpdateJuly 30, 2026

Verification and editorial method

LeakData compares the incident name, date, affected-record count, and exposed data types with accessible sources. Unverified fields are not presented as facts, and records are updated when new evidence becomes available.

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Company Information

Company NameAssetMark, Inc.
SectorFinancial Services
CountryUnited States
Websiteassetmark.com

Risk Level

At least Medium

This classification is based on a reviewed lower bound; the actual impact and severity may be higher.

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