Allegro Merger Corp. (Nasdaq: NEXT) is a blank check company that pursued its initial public offering in 2018, filing an S-1/A registration statement amendment with the SEC on June 21, 2018 under accession number 0001213900-18-008003. Structured as a special purpose acquisition company, Allegro Merger Corp. was formed to identify and complete a business combination across a broad range of industries and sectors, without restricting its search to any particular geography or vertical. The S-1/A amendment represents a standard regulatory step in the SPAC IPO process, reflecting updates to the initial prospectus ahead of the offering going effective. For complete sponsor details, deal timeline, filing history, and current status on Allegro Merger Corp. and thousands of other SPACs, sign up for full data access at SpacDesk.