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Investigation OpenCA AG filing · June 26, 2026

AssetMark, Inc. Reports Data Breach Incident to California Regulators

AssetMark, Inc. has filed a data breach notification in California regarding an incident identified on May 15, 2026. The company is currently investigating what occurred, affecting personal information held by the firm. Recipients of breach notices should review them for specific details and consider general security precautions.

State
CA
Breach date
May 15, 2026
Reported
June 26, 2026

AssetMark, Inc. has publicly reported a data security incident to California authorities. The company confirmed that it filed a notification concerning a breach, though specific details about the nature of the event remain under investigation. The breach was initially discovered on May 15, 2026, with the official filing date occurring on June 26, 2026. At this time, AssetMark, Inc. has indicated that it is actively investigating the circumstances surrounding the incident. According to the available public filing, the specific types of personal information that may have been exposed have not been detailed. Similarly, the exact number of individuals impacted by this security event has not been specified in the official record. If you received a direct notification from AssetMark, Inc., it is important to carefully review that communication for any additional specific details the company has provided regarding your data. These official letters are the primary source of information for affected individuals. As a general security practice, individuals should remain vigilant for any unusual activity across their online accounts. It is advisable to monitor financial statements and credit reports for any unauthorized transactions or suspicious inquiries. Be cautious of unsolicited communications that request personal details, as these could be phishing attempts. This information is based on the publicly available data breach filing submitted to state regulators, providing a record of the incident as reported by AssetMark, Inc.

Source: CA Attorney General filing

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