Investindustrial Acquisition Corp. (NYSE: IIAC) is a blank-check company that completed its initial public offering in 2021, sponsored by Investindustrial, the pan-European private equity firm with a portfolio concentrated in consumer, industrial, and healthcare sectors. IIAC filed an 8-K with the Securities and Exchange Commission on October 1, 2021, during the period in which the company was progressing toward its announced business combination with Ermenegildo Zegna Group, the Italian luxury fashion house. That transaction ultimately closed in December 2021, with Zegna listing on the New York Stock Exchange under the ticker ZGN, representing a completed SPAC cycle for the Investindustrial vehicle. Sign up at SpacDesk for full filing history, deal timelines, and SPAC analytics on IIAC and the broader market.