Chatham Asset Management Files Data Security Incident Report in Indiana

Chatham Asset Management LLC, an investment advisory firm, officially reported a data security incident to the Indiana Attorney General. The company's filing, dated January 15, 2026, indicates that unauthorized access to its systems occurred on December 8, 2025.

The regulatory filing did not specify the exact nature of the breach or the categories of personal information that may have been affected. As part of its standard business, Chatham Asset Management LLC collects and maintains sensitive client data.

For individuals who received a direct notification letter from Chatham Asset Management, it means their personal information may have been involved in this event. These letters are the primary source for understanding what specific data was affected and the extent of the exposure.

Recipients of such a notice should thoroughly review the information provided by the firm. This includes any details about the incident itself, the information involved, and any identity protection or credit monitoring services offered by Chatham Asset Management LLC.

Remaining vigilant for any unusual activity across financial accounts and monitoring credit reports are general recommended steps following a data security incident. This case is currently under investigation, with details drawn from the public filing with Indiana regulators.