Marathon Acquisition Corp. (Nasdaq: MAQ) was a blank-check special purpose acquisition company that completed its initial public offering in 2007 during the peak of the first major SPAC wave. The vehicle was formed to identify and consummate a business combination across broad industry sectors, consistent with the generalist SPAC structures common in that era. On August 15, 2008, the company filed a Form 15-12B with the SEC — accession number 0001193125-08-179334 — to voluntarily terminate the registration of its securities under Section 12(b) of the Securities Exchange Act, effectively deregistering from Nasdaq. Investors and researchers seeking the complete filing history, sponsor details, and deal timeline for MAQ can access the full dataset on SpacDesk.