Proterra Inc completed its business combination with ArcLight Clean Transition Corp (Nasdaq: ACTC), a blank-check company sponsored by ArcLight Capital Partners, in June 2021, bringing the electric transit vehicle manufacturer into the public markets. The SPAC vehicle priced its IPO in 2020 and targeted the clean energy and electric mobility sector. The August 2022 8-K/A filing represents an amendment to a previously submitted current report, providing updated disclosures for the post-combination public company. Proterra, headquartered in Burlingame, California, focused on zero-emission buses and commercial vehicle electrification solutions, serving transit agencies and fleet operators across North America. Sign up at SpacDesk for the full filing history, deal timeline, and sponsor data on ACTC and thousands of other SPAC transactions.