Markforged Holding Corporation, trading under the ticker AONE, is a Massachusetts-based industrial additive manufacturing company that entered the public markets through a SPAC merger in 2021, targeting the advanced manufacturing and industrial technology sector. The company, which develops metal and composite 3D printing systems for industrial applications, completed its de-SPAC transaction and has since traded as a post-merger public entity on major U.S. exchanges. Its most recent 8-K filing, submitted to the SEC on December 6, 2024, under accession number 0001193125-24-271960, reflects an ongoing reporting obligation as a public company. For full filing history, deal timelines, and SPAC analytics on Markforged and hundreds of other transactions, sign up for complete data access at SpacDesk.