Shares of Carvana jumped by as much as 10% in extended trading after the company reported record results during the first quarter that topped Wall Street's expectations. Here's how the company performed in the first quarter, compared with average estimates compiled by LSEG: The online used car retailer reported adjusted earnings before interest, taxes, depreciation and amortization of $672 million, and net income of $405 million, up from $373 million a year earlier. Carvana reported retail