Markforged Holding Corp (NYSE: AONE) is a blank-check special purpose acquisition company that completed its initial public offering in 2020 and targeted the advanced industrial manufacturing sector, specifically additive manufacturing and 3D printing technology. At the time of its Form 10-Q filing on May 24, 2021, the company was in the process of completing a business combination with Markforged, Inc., a Massachusetts-based maker of industrial metal and composite 3D printing systems. The SPAC was sponsored by AE Industrial Partners, a private equity firm focused on aerospace, defense, and industrial markets. The merger with Markforged, Inc. subsequently closed in mid-2021. Sign up for full data, filings, and SPAC analytics on AONE and thousands of other vehicles at SpacDesk.