Rivian (NASDAQ:RIVN) has popped recently. Rivian stock has gained approximately 16% over the past month. A significant portion of the gains have resulted from the June 26 announcement that Volkswagen Group (OTCMKTS:VWAGY) would invest up to 5billioninRivianaspartofajointventurebetweenthetwocompanies,focusingonnextgenerationelectronicarchitectureandsoftware.Asapartofthedeal,VWwillinitiallyinvest1 billion, with the remaining $4 billion to flow over the next three years. As a r ...