Constellation Alpha Capital Corp (Nasdaq: CNAC) was a healthcare-focused blank-check company that held its initial public offering in 2017. Sponsored by Constellation Alpha Capital LLC, the vehicle targeted acquisition opportunities in the healthcare and life sciences sectors and completed a business combination with DermTech, Inc., a precision dermatology company specializing in non-invasive genomic diagnostics for skin cancer detection. The S-1/A registration amendment filed February 6, 2020 represents post-combination securities registration activity for the combined DermTech entity, reflecting the transition from SPAC to operating public company in the medical technology and diagnostics space. To explore the full filing history, sponsor data, and deal analytics for CNAC and thousands of other SPACs, create a free account on SpacDesk.