Proterra Inc. (Nasdaq: PTRA), a manufacturer of battery-electric transit buses and commercial EV technology, entered public markets in June 2021 through a merger with ArcLight Clean Transition Corp, a SPAC sponsored by ArcLight Capital Partners that completed its IPO in 2020. Operating in the clean transportation and electric vehicle sector, Proterra built its business around zero-emission bus platforms and EV charging and battery systems for commercial fleets. The company filed for Chapter 11 bankruptcy protection in August 2023, and its March 2024 8-K filing pertains to activity during that post-bankruptcy restructuring period. Sign up for SpacDesk to access the full filing history, deal timeline, and analytics on Proterra and hundreds of other SPAC transactions.