On Friday, Peloton stock rose as much as 13 in pre-market trading.br The increase came after the connected-fitness group reported its first quarterly profit.br Robust demand for at-home exercise equipment and online classes drove revenue up 172 to $607 million in the three months to June 30.br That generated $89 million in net income for Peloton.br Business Insider reports that Peloton executives expect to nearly double revenue to between $3.5 billion and $3.65 billion next year.br The company's stock has almost tripled this year as investors continue to view it as a "stay-at-home" winner.