Bison State Bank Investigates Data Breach in New Hampshire

Bison State Bank has formally reported a data security incident to regulators, indicating that an investigation is currently underway. The financial institution, based in New Hampshire, filed its notification on February 9, 2026, confirming that personal information may have been compromised.

Details regarding the specific nature of the breach, including how it occurred and the exact types of personal information affected, have not been disclosed in the public filing. The filing indicates that Bison State Bank is actively investigating the incident to determine its full scope.

The number of individuals impacted by this security incident remains unspecified at this time. Similarly, the precise date the breach occurred has not been made public, with the current focus being on the ongoing investigation.

Individuals who may be affected by this incident should remain vigilant. It is always wise to monitor account statements and credit reports for any suspicious activity. Consider placing a fraud alert or security freeze on your credit files as a proactive measure.

Keep informed by checking official communications from Bison State Bank for further updates. This information is based on public records filed with state authorities.