AssetMark Trust Company data breach

Clerk's notes

AssetMark Trust Company, based in Texas and specializing in investment management and custodial services, officially reported a data breach to state authorities on May 8, 2026. This security incident, which took place on March 17, 2026, is currently under investigation to determine its full scope and impact.

The breach involved unauthorized access to the company's systems, potentially compromising sensitive client information. As a trust company, AssetMark handles a range of personal data essential for managing financial accounts and fulfilling fiduciary duties. While the exact types of information accessed have not been publicly detailed, affected individuals should be aware of the general risk associated with such events.

If you have received a formal data breach notification letter from AssetMark Trust Company, it indicates that your personal information was likely included in the compromised files. It is critical to meticulously read this communication, as it typically provides specific details about the incident and any protective measures or services the company is offering.

Following a data breach, it is a prudent step to remain vigilant against potential fraud. This includes monitoring any financial statements or accounts for suspicious activity and being cautious of unsolicited communications, which may be phishing attempts.

Understanding the potential ramifications of a data breach can be complex, and assessing your individual situation is important. Consulting with a legal professional can provide clarity on your rights and assist you in determining appropriate next steps, especially if you have concerns about the exposure of your personal information.

If a notification letter about this breach reached you, see every Texas data breach on file or browse all cases.