The Cytek Biosciences, Inc. Data Breach: Reported Filing Facts

Cytek Biosciences, Inc. is a life sciences and biotechnology company that specializes in cell analysis solutions, including flow cytometry instrumentation and reagents. Given the nature of their business, the company likely collects and stores sensitive personal information related to employees, clinical researchers, and partners, including professional credentials, employment records, and potentially sensitive financial or identity-related data. This data breach was officially reported to the New Hampshire Attorney General in 2025, triggering formal notification requirements for those impacted. If you received a data breach notification letter from Cytek Biosciences, it indicates that your personal information was potentially involved in this security incident. We recommend reviewing the letter carefully to understand the specific scope of the exposure and the protective measures being offered to affected individuals.

State

New Hampshire

Reported

December 22, 2025