Home Air Taxi, UAM/AAM Electric air taxi start-up Joby Aviation surges in trading on NYSE after... Electric air taxi start-up Joby Aviation surges in trading on NYSE after SPAC merger 11 Aug 2021 | Air Taxi, UAM/AAMEco FinanceHeadline5 Electric air taxi start-up Joby Aviation surges in trading on NYSE after SPAC merger. Joby is the latest aviation start-up to pursue a SPAC deal.