Churchill Capital Corp XIII (ticker: XIII) is a blank-check special purpose acquisition company that completed its initial public offering on July 31, 2026, filing its final 424B4 prospectus with the SEC on the same date. The vehicle is sponsored by M. Klein and Company, the advisory firm led by veteran dealmaker Michael Klein and the driving force behind the Churchill Capital SPAC family, which spans more than a dozen vehicles with a history of targeting transactions across technology, financial services, and healthcare. XIII is currently in its search phase and has not announced a definitive business combination target. Sign up on SpacDesk to access full filing history, deal metrics, and real-time pipeline coverage on XIII and the broader SPAC market.