Envoy Medical, Inc. (Nasdaq: ANZU) is a medical device company focused on hearing health technology, including its flagship Acclaim fully implantable cochlear implant system. The company entered the public markets through a de-SPAC merger with Anzu Special Acquisition Corp I, a blank-check vehicle sponsored by Anzu Partners, which completed its IPO in 2021. An S-1/A amendment filed February 6, 2026 reflects the company's continued post-merger registration and reporting activity as a publicly listed healthcare and medical device issuer. The filing marks another step in Envoy Medical's ongoing obligations as it advances commercialization of its hearing implant platform. Sign up at SpacDesk for full filing history, sponsor data, and real-time analytics on ANZU and the broader SPAC universe.