The CEO of Greek payments company Viva Wallet, co-owned by JPMorgan, sues the bank for allegedly suppressing Viva's growth, as JPMorgan files a counter claim (Owen Walker/Financial Times)

Owen Walker / Financial Times:

The CEO of Greek payments company Viva Wallet, co-owned by JPMorgan, sues the bank for allegedly suppressing Viva’s growth, as JPMorgan files a counter claim  —  Wall Street bank accused of trying to drive down the valuation of Greek payments company Viva Wallet