IronNet, Inc. (NYSE: IRNT) is a cybersecurity company that completed its public market debut through a merger with LGL Systems Acquisition Corp., a blank-check vehicle sponsored by LGL Systems LLC that conducted its IPO in 2020. The March 2021 Form 8-K filing marks an early disclosure milestone in that de-SPAC process, which closed in August 2021. IronNet, founded by retired General Keith Alexander, former director of the National Security Agency, operated in the network detection and response segment of the cybersecurity industry. The company subsequently encountered severe financial headwinds and filed for Chapter 11 bankruptcy protection in September 2022, ultimately ceasing operations. Sign up at SpacDesk for the full filing history, event timeline, and data on IRNT and hundreds of other SPAC transactions.