AssetMark Trust Company Reports Data Security Incident to Texas AG

AssetMark Trust Company, a financial institution offering investment management and custodial services, filed a data breach notification with the Texas Attorney General's office. This official report, submitted on May 8, 2026, confirms a security incident that took place on March 17, 2026.

The public filing does not specify the exact nature of the breach or the precise categories of personal information that were exposed. However, the notification confirms that unauthorized parties may have gained access to client records containing personal data.

Individuals who receive a direct notification letter from AssetMark Trust Company regarding this incident should carefully examine its contents. This letter will provide the most accurate and personalized details about the scope of the event and any specific recommendations or services offered.

As a general precaution, it is advisable for anyone potentially affected to remain alert for any unusual activity. This includes routinely reviewing financial statements and credit reports for suspicious transactions or inquiries. Such vigilance can help detect potential misuse of your information promptly.

AssetMark Trust Company has indicated that an investigation into the incident is ongoing. The purpose of this investigation is to fully understand the extent of the unauthorized access and its complete impact on the data involved.