ArcLight Clean Transition Corp (Nasdaq: ACTC), sponsored by ArcLight Capital Partners, completed its business combination with Proterra Inc in June 2021, taking the electric bus and commercial vehicle technology company public through a de-SPAC transaction. ArcLight Clean Transition Corp completed its IPO in 2020 and targeted the clean energy and electric transportation sector, reflecting broader investor interest in fleet electrification at the time. Proterra's S-1 registration statement was filed on June 29, 2021 under accession number 0001628280-21-013083. Proterra subsequently traded on Nasdaq under the ticker PTRA before filing for Chapter 11 bankruptcy protection in August 2023. Sign up for SpacDesk to access full data on ACTC, its sponsor, deal terms, and comparable SPAC transactions across the clean transportation sector.