Robinhood Financial is facing an investigation over CEO Vlad Tenevโs failure to register with the Financial Industry Regulatory Authority, one of Wall Streetโs top regulators, the online broker disclosed Tuesday in regulatory filings. The firm said it received an โinvestigative requestโ from FINRA on Monday. In question is Robinhoodโs compliance with โFINRA registration requirements,โ particularly the status of Tenev and his co-founder, Baiju Bhatt. FINRA wants documents and information, Robinhood said. โRobinhood is evaluating this matter and intends to cooperate with the investigation,โ the firm said in the documents. jwplayer(“jw-video-gcaWlUHv”).setup({playlist:”https://cdn.jwplayer.com/v2/media/gcaWlUHv”})…