Advent Technologies Holdings, Inc. (Nasdaq: ADN) is a clean-energy company focused on hydrogen fuel cell components and systems that went public in February 2021 through a business combination with AMCI Acquisition Corp., a blank-check vehicle sponsored by AMCI Group. Operating in the hydrogen and fuel cell technology sector, the company has faced sustained financial headwinds in the years following its de-SPAC transaction, including recurring going-concern disclosures and restructuring efforts. The January 2, 2025 Form 8-K filing marks one of several material disclosures the company has made as it navigates its post-merger operational and capital structure challenges. Sign up at SpacDesk for full filing history, sponsor profiles, and real-time alerts on ADN and hundreds of other SPAC-derived companies.