Tortoise Acquisition Corp. II, trading under the ticker SNPR, was a blank-check company sponsored by Tortoise Capital Advisors that completed its IPO in 2020 with a focus on the sustainable infrastructure and clean energy sector. The SPAC filed an 8-K with the SEC on February 8, 2021, in connection with its business combination with Volta Industries, an operator of electric vehicle charging networks positioned at high-traffic retail locations. Following the transaction, the combined company operated as Volta Inc. and began trading on the NYSE. The deal brought a prominent EV charging infrastructure play to public markets during a period of heightened investor interest in clean energy assets. Sign up for full data, filings, and analytics on SpacDesk at spacdesk.com.