https://www.reuters.com/article/us-robinhood-stocks/robinhood-shares-surge-nearly-82-as-retail-investors-dive-in-idUSKBN2F51E8 >(Reuters) -Shares of Robinhood Markets Inc soared almost 82% on Wednesday before paring gains, helped by a surge of interest from retail traders who have piled into the stock after its underwhelming markets debut last week. The online brokerage’s shares were last up 34.0% at $62.73 compared with the session high of $85.