Companies including JPMorgan Chase, Morgan Stanley and First Republic have also seen heightened inflows Thursday as SVB's stock tanked. : Fintech startup Brex received billions of dollars in deposits from Silicon Valley Bank customers on Thursday, CNBC has learned. The company, itself a high-flying startup, has benefited after venture capital firms advised their portfolio companies to withdraw funds from Silicon Valley Bank this week. Brex opened thousands of new accounts totaling billions of dollars in inflows on Thursday, said a person with direct knowledge of the situation.