Stock markets: Robinhood’s rescue is a rallying call for the rising army of retail traders

When the zero-commission trading app recently went public, it endured a bad first and second day of trading, until an investment by one of Wall Street’s rock stars pushed its capitalisation to almost $57bn – a potential sign of things to come for the stock markets

Vlad Tenev and Baiju Bhatt, founders of Robinhood, on Wall Street after the company went public last month. Picture: Getty