wallbox nv shares jumped on their debut after the electricvehicle charging and energy management company completed its combination with specialpurpose acquisition company kensington capital acquisition corp ii in morning trading the stock was 9 higher at 902 on the new york stock exchange the deal between barcelonabased wallbox chargers sl and the kensington capital partnerssponsored spac resulted in gross proceeds of about 252 million for the combined company which wallbox said will support growth plans that include its expansion in the us with increasing investment in product development and certifications the business combination was approved by kensington stockholders at the end of september