Monument Circle Acquisition Corp. (Nasdaq: MON) is a blank-check special purpose acquisition company that completed its initial public offering in 2021. The SPAC takes its name from the historic civic landmark in Indianapolis, Indiana, reflecting its Midwest roots. In December 2021 the company filed a Form 10-Q/A — an amendment to its quarterly report — with the Securities and Exchange Commission under accession number 0001564590-21-060304, signaling ongoing SEC disclosure activity during its business-combination search phase. Monument Circle was targeting opportunities in financial services and adjacent sectors, consistent with broader SPAC activity during that period. For complete filing history, sponsor details, and deal-status tracking on Monument Circle Acquisition Corp., sign up for full data access at SpacDesk.