J.P. Morgan Takes Stake in Viva Wallet To Accelerate Greek ExpansionTyler PatheDecember 23, 2022December 21, 2022 by Tyler PatheDecember 23, 2022December 21, 2022A month after it announced the expansion of its SMB services to Greece, @jpmorgan closes a year-long 48.5 per cent ownership stake in @VivaWallet....