Legato Merger Corp. IV (Nasdaq: LEGO) is a blank check company sponsored by Legato Capital Management LLC, targeting a business combination across a broad range of industries. The SPAC filed an amended registration statement on Form S-1/A with the Securities and Exchange Commission on January 9, 2026, marking the fourth vehicle in Legato's series of special purpose acquisition companies. An S-1/A filing generally indicates the company is addressing SEC staff comments during the registration review process ahead of its initial public offering. Legato's prior vehicles have positioned the sponsor as a repeat issuer in the SPAC market. Investors and dealmakers following the Legato sponsor family can access full filing histories, deal timelines, and pipeline analytics by signing up at SpacDesk.