Robinhood shares suffered a lackluster performance on Thursday, sinking dramatically in a market debut that indicated flat investor demand. By the end of the New York session, $HOOD closed 8.4% lower, having earlier sunk by as much as 12%.The popular fee-free trading app gained notoriety earlier this year. Young and “un-professional” traders turned to it in record numbers … [Read more...] about Robinhood’s Nasdaq debut ends with sputter, can Dogecoin (DOGE) save it?